| // Copyright 2017 The Bazel Authors. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| package com.google.devtools.build.lib.analysis; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.devtools.build.lib.packages.Attribute.attr; |
| import static com.google.devtools.build.lib.packages.BuildType.LABEL_LIST; |
| import static org.junit.Assert.assertThrows; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.analysis.util.BuildViewTestBase.AnalysisFailureRecorder; |
| import com.google.devtools.build.lib.analysis.util.BuildViewTestCase; |
| import com.google.devtools.build.lib.analysis.util.DummyTestFragment; |
| import com.google.devtools.build.lib.analysis.util.MockRule; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import com.google.devtools.build.lib.packages.Attribute; |
| import com.google.devtools.build.lib.packages.Attribute.ComputedDefault; |
| import com.google.devtools.build.lib.packages.AttributeMap; |
| import com.google.devtools.build.lib.packages.BuildType; |
| import com.google.devtools.build.lib.packages.NoSuchTargetException; |
| import com.google.devtools.build.lib.packages.RuleClass.ToolchainResolutionMode; |
| import com.google.devtools.build.lib.packages.Type; |
| import com.google.devtools.build.lib.skyframe.ConfiguredTargetAndData; |
| import com.google.devtools.build.lib.testutil.TestRuleClassProvider; |
| import com.google.devtools.build.lib.util.FileTypeSet; |
| import java.io.IOException; |
| import java.util.Collection; |
| import java.util.Set; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Integration tests for configurable attributes. |
| */ |
| @RunWith(JUnit4.class) |
| public class ConfigurableAttributesTest extends BuildViewTestCase { |
| |
| private void writeConfigRules() throws Exception { |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'a', |
| values = {'foo': 'a'}) |
| config_setting( |
| name = 'b', |
| values = {'foo': 'b'}) |
| """); |
| } |
| |
| private void writeHelloRules(boolean includeDefaultCondition) throws IOException { |
| scratch.file("java/hello/BUILD", |
| "java_binary(", |
| " name = 'hello',", |
| " srcs = ['hello.java'],", |
| " deps = select({", |
| " '//conditions:a': [':adep'],", |
| " '//conditions:b': [':bdep'],", |
| includeDefaultCondition |
| ? " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': [':defaultdep']," |
| : "", |
| " }))", |
| "", |
| "java_library(", |
| " name = 'adep',", |
| " srcs = ['adep.java'])", |
| "java_library(", |
| " name = 'bdep',", |
| " srcs = ['bdep.java'])", |
| "java_library(", |
| " name = 'defaultdep',", |
| " srcs = ['defaultdep.java'])"); |
| } |
| |
| private static final String ADEP_INPUT = "bin java/hello/libadep.jar"; |
| private static final String BDEP_INPUT = "bin java/hello/libbdep.jar"; |
| private static final String CDEP_INPUT = "bin java/hello/libcdep.jar"; |
| private static final String DEFAULTDEP_INPUT = "bin java/hello/libdefaultdep.jar"; |
| |
| /** |
| * Checks that, given the specified configuration parameters, the input rule *has* the expected |
| * attribute values and *doesn't have* the unexpected attribute values. |
| */ |
| private void checkRule( |
| String ruleLabel, |
| String attributeName, |
| Collection<String> options, |
| Iterable<String> expected, |
| Iterable<String> notExpected) |
| throws Exception { |
| useConfiguration(options.toArray(new String[options.size()])); |
| ConfiguredTarget binary = getConfiguredTarget(ruleLabel); |
| assertThat(binary).isNotNull(); |
| Set<String> actualDeps = artifactsToStrings(getPrerequisiteArtifacts(binary, attributeName)); |
| expected.forEach(expectedInput -> assertThat(actualDeps).contains(expectedInput)); |
| notExpected.forEach(unexpectedInput -> assertThat(actualDeps).doesNotContain(unexpectedInput)); |
| } |
| |
| private void checkRule(String ruleLabel, String option, |
| Iterable<String> expected, Iterable<String> notExpected) throws Exception { |
| checkRule(ruleLabel, ImmutableList.of(option), expected, notExpected); |
| } |
| |
| private void checkRule( |
| String ruleLabel, |
| Collection<String> options, |
| Iterable<String> expected, |
| Iterable<String> notExpected) |
| throws Exception { |
| checkRule(ruleLabel, "deps", options, expected, notExpected); |
| } |
| |
| private static final MockRule RULE_WITH_OUTPUT_ATTR = |
| () -> MockRule.define("rule_with_output_attr", attr("out", BuildType.OUTPUT)); |
| |
| private static final MockRule RULE_WITH_COMPUTED_DEFAULT = |
| () -> MockRule.define( |
| "rule_with_computed_default", |
| attr("string_attr", Type.STRING), |
| attr("$computed_attr", Type.STRING).value( |
| new ComputedDefault("string_attr") { |
| @Override |
| public Object getDefault(AttributeMap rule) { |
| return rule.get("string_attr", Type.STRING) + "2"; |
| } |
| })); |
| |
| private static final MockRule RULE_WITH_BOOLEAN_ATTR = |
| () -> MockRule.define("rule_with_boolean_attr", attr("boolean_attr", Type.BOOLEAN)); |
| |
| private static final MockRule RULE_WITH_ALLOWED_VALUES = |
| () -> MockRule.define( |
| "rule_with_allowed_values", |
| attr("one_two", Type.STRING) |
| .allowedValues(new Attribute.AllowedValueSet("one", "two"))); |
| |
| private static final MockRule RULE_WITH_LABEL_DEFAULT = |
| () -> |
| MockRule.define( |
| "rule_with_label_default", |
| (builder, env) -> |
| builder.add( |
| attr("dep", BuildType.LABEL) |
| .value(Label.parseCanonicalUnchecked("//foo:default")) |
| .allowedFileTypes(FileTypeSet.ANY_FILE))); |
| |
| private static final MockRule RULE_WITH_NO_PLATFORM = |
| () -> |
| MockRule.define( |
| "rule_with_no_platform", |
| (builder, env) -> |
| builder |
| .add(attr("deps", LABEL_LIST).allowedFileTypes()) |
| .useToolchainResolution(ToolchainResolutionMode.DISABLED)); |
| |
| @Override |
| protected ConfiguredRuleClassProvider createRuleClassProvider() { |
| ConfiguredRuleClassProvider.Builder builder = |
| new ConfiguredRuleClassProvider.Builder() |
| .addRuleDefinition(RULE_WITH_OUTPUT_ATTR) |
| .addRuleDefinition(RULE_WITH_COMPUTED_DEFAULT) |
| .addRuleDefinition(RULE_WITH_BOOLEAN_ATTR) |
| .addRuleDefinition(RULE_WITH_ALLOWED_VALUES) |
| .addRuleDefinition(RULE_WITH_LABEL_DEFAULT) |
| .addRuleDefinition(RULE_WITH_NO_PLATFORM); |
| TestRuleClassProvider.addStandardRules(builder); |
| // Allow use of --foo as a dummy flag |
| builder.addConfigurationFragment(DummyTestFragment.class); |
| return builder.build(); |
| } |
| |
| @Before |
| public void setupStarlarkJavaBinary() throws Exception { |
| setBuildLanguageOptions("--experimental_google_legacy_api"); |
| } |
| |
| @Test |
| public void basicConfigurability() throws Exception { |
| writeHelloRules(/*includeDefaultCondition=*/true); |
| writeConfigRules(); |
| checkRule( |
| "//java/hello:hello", |
| "--foo=a", |
| /*expected:*/ ImmutableList.of(ADEP_INPUT), |
| /*not expected:*/ ImmutableList.of(BDEP_INPUT, DEFAULTDEP_INPUT)); |
| checkRule( |
| "//java/hello:hello", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of(BDEP_INPUT), |
| /*not expected:*/ ImmutableList.of(ADEP_INPUT, DEFAULTDEP_INPUT)); |
| } |
| |
| @Test |
| public void configurabilityDefaults() throws Exception { |
| writeHelloRules(/*includeDefaultCondition=*/true); |
| writeConfigRules(); |
| checkRule( |
| "//java/hello:hello", |
| "--foo=something_random", |
| /*expected:*/ ImmutableList.of(DEFAULTDEP_INPUT), |
| /*not expected:*/ ImmutableList.of(ADEP_INPUT, BDEP_INPUT)); |
| checkRule("//java/hello:hello", "", |
| /*expected:*/ ImmutableList.of(DEFAULTDEP_INPUT), |
| /*not expected:*/ ImmutableList.of(ADEP_INPUT, BDEP_INPUT)); |
| } |
| |
| /** |
| * Duplicate label definitions are fine as long as they're in different selection branches. |
| */ |
| @Test |
| public void depsWithDuplicatesInDifferentBranches() throws Exception { |
| writeConfigRules(); |
| scratch.file("java/hello/BUILD", |
| "java_binary(", |
| " name = 'hello',", |
| " srcs = ['hello.java'],", |
| " deps = select({", |
| " '//conditions:a': [':adep', ':cdep'],", |
| " '//conditions:b': [':bdep', ':cdep'],", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': [':defaultdep'],", |
| " }))", |
| "", |
| "java_library(", |
| " name = 'adep',", |
| " srcs = ['adep.java'])", |
| "java_library(", |
| " name = 'bdep',", |
| " srcs = ['bdep.java'])", |
| "java_library(", |
| " name = 'cdep',", |
| " srcs = ['cdep.java'])"); |
| checkRule( |
| "//java/hello:hello", |
| "--foo=a", |
| /*expected:*/ ImmutableList.of(ADEP_INPUT, CDEP_INPUT), |
| /*not expected:*/ ImmutableList.of(BDEP_INPUT, DEFAULTDEP_INPUT)); |
| } |
| |
| /** |
| * Duplicate label definitions are *not* fine within the same branch. |
| */ |
| @Test |
| public void depsWithDuplicatesInSameBranch() throws Exception { |
| writeConfigRules(); |
| scratch.file("java/hello/BUILD", |
| "java_binary(", |
| " name = 'hello',", |
| " srcs = ['hello.java'],", |
| " deps = select({", |
| " '//conditions:a': [':adep', ':cdep', ':adep'],", |
| " '//conditions:b': [':bdep', ':cdep'],", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': [':defaultdep'],", |
| " }))", |
| "", |
| "java_library(", |
| " name = 'adep',", |
| " srcs = ['adep.java'])", |
| "java_library(", |
| " name = 'bdep',", |
| " srcs = ['bdep.java'])", |
| "java_library(", |
| " name = 'cdep',", |
| " srcs = ['cdep.java'])"); |
| |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| useConfiguration("--foo=a"); |
| getConfiguredTarget("//java/hello:hello"); |
| assertContainsEvent( |
| "Label '//java/hello:adep' is duplicated in the 'deps' attribute of rule 'hello'"); |
| } |
| |
| /** |
| * When an attribute includes multiple selects, we don't allow duplicates even across |
| * selects (this saves us from having to do possibly expensive value iteration since the |
| * number of values can grow exponentially with respect to the number of selects). |
| */ |
| @Test |
| public void duplicatesAcrossMultipleSelects() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/hello/BUILD", |
| """ |
| java_binary( |
| name = 'hello', |
| srcs = select({ |
| '//conditions:a': ['a.java'], |
| '//conditions:b': ['b.java'], |
| }) |
| + select({ |
| '//conditions:a': ['a.java'], |
| '//conditions:b': ['c.java'], |
| })) |
| """); |
| |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| useConfiguration("--foo=a"); |
| getConfiguredTarget("//java/hello:hello"); |
| assertContainsEvent( |
| "in srcs attribute of java_binary rule //java/hello:hello: Label '//java/hello:a.java' is" |
| + " duplicated"); |
| } |
| |
| /** |
| * Even with multiple selects, duplicates are allowed within a *single* select as long as |
| * they're in different branches (and thus mutually exclusive). |
| */ |
| @Test |
| public void duplicatesInDifferentBranchesMultipleSelects() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/hello/BUILD", |
| """ |
| java_binary( |
| name = 'hello', |
| srcs = select({ |
| '//conditions:a': ['a.java'], |
| '//conditions:b': ['a.java'], |
| }) |
| + select({ |
| '//conditions:a': ['b.java'], |
| '//conditions:b': ['b.java'], |
| })) |
| """); |
| |
| useConfiguration("--foo=a"); |
| getConfiguredTarget("//java/hello:hello"); |
| assertNoEvents(); |
| } |
| |
| /** |
| * With multiple selects, a single select still can't duplicate labels within the same branch. |
| */ |
| @Test |
| public void duplicatesInSameBranchMultipleSelects() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/hello/BUILD", |
| """ |
| java_binary( |
| name = 'hello', |
| srcs = select({ |
| '//conditions:a': ['a.java', 'a.java'], |
| '//conditions:b': ['b.java'], |
| }) |
| + select({ |
| '//conditions:a': ['c.java'], |
| '//conditions:b': ['d.java'], |
| })) |
| """); |
| |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| useConfiguration("--foo=a"); |
| getConfiguredTarget("//java/hello:hello"); |
| assertContainsEvent( |
| "Label '//java/hello:a.java' is duplicated in the 'srcs' attribute of rule 'hello'"); |
| } |
| |
| /** |
| * Attributes of type {@link BuildType#OUTPUT} are not configurable. |
| */ |
| @Test |
| public void outputTypeNotConfigurable() throws Exception { |
| writeConfigRules(); |
| scratch.file("foo/BUILD", |
| "rule_with_output_attr(", |
| " name = 'has_an_out',", |
| " out = select({", |
| " '//conditions:a': 'a.out',", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': 'default.out'})", |
| ")"); |
| |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| getConfiguredTarget("//foo:has_an_out"); |
| assertContainsEvent("attribute \"out\" is not configurable"); |
| } |
| |
| /** |
| * Attributes of type {@link BuildType#OUTPUT_LIST} are not configurable. |
| */ |
| @Test |
| public void outputListTypeNotConfigurable() throws Exception { |
| writeConfigRules(); |
| scratch.file("foo/BUILD", |
| "genrule(", |
| " name = 'generator',", |
| " srcs = [],", |
| " outs = select({", |
| " '//conditions:a': ['a.out'],", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': ['default.out']})", |
| ")"); |
| |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| getConfiguredTarget("//foo:generator"); |
| assertContainsEvent("attribute \"outs\" is not configurable"); |
| } |
| |
| /** |
| * Tests that computed defaults faithfully reflect the values of the attributes they depend on. |
| */ |
| @Test |
| public void computedDefaults() throws Exception { |
| writeConfigRules(); |
| scratch.file("test/BUILD", |
| "rule_with_computed_default(", |
| " name = 'the_rule',", |
| " string_attr = select({", |
| " '//conditions:a': 'a',", |
| " '//conditions:b': 'b',", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': 'default',", |
| " }))"); |
| |
| // Configuration a: |
| useConfiguration("--foo=a"); |
| ConfiguredTargetAndData binary = getConfiguredTargetAndData("//test:the_rule"); |
| AttributeMap attributes = getMapperFromConfiguredTargetAndTarget(binary); |
| assertThat(attributes.get("$computed_attr", Type.STRING)).isEqualTo("a2"); |
| |
| // configuration b: |
| useConfiguration("--foo=b"); |
| binary = getConfiguredTargetAndData("//test:the_rule"); |
| attributes = getMapperFromConfiguredTargetAndTarget(binary); |
| assertThat(attributes.get("$computed_attr", Type.STRING)).isEqualTo("b2"); |
| } |
| |
| @Test |
| public void configKeyTypeChecking_Int() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| java_library( |
| name = 'int_key', |
| srcs = select({123: ['a.java']}) |
| ) |
| """); |
| assertTargetError( |
| "//java/foo:int_key", "select: got int for dict key, want a Label or label string"); |
| } |
| |
| @Test |
| public void configKeyTypeChecking_Bool() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| java_library( |
| name = 'bool_key', |
| srcs = select({True: ['a.java']}) |
| ) |
| """); |
| assertTargetError( |
| "//java/foo:bool_key", "select: got bool for dict key, want a Label or label string"); |
| } |
| |
| @Test |
| public void configKeyTypeChecking_None() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| java_library( |
| name = 'none_key', |
| srcs = select({None: ['a.java']}) |
| ) |
| """); |
| assertTargetError( |
| "//java/foo:none_key", "select: got NoneType for dict key, want a Label or label string"); |
| } |
| |
| @Test |
| public void selectWithoutConditionsMakesNoSense() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "foo/BUILD", |
| """ |
| genrule( |
| name = 'nothing', |
| srcs = [], |
| outs = ['notmuch'], |
| cmd = select({}) |
| ) |
| """); |
| assertTargetError( |
| "//foo:nothing", |
| "select({}) with an empty dictionary can never resolve because it includes no conditions " |
| + "to match"); |
| } |
| |
| /** |
| * Tests that config keys must resolve to existent targets. |
| */ |
| @Test |
| public void missingConfigKey() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| // Only create one of two necessary configurability rules: |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'a', |
| values = {'foo': 'a'}) |
| """); |
| writeHelloRules(/*includeDefaultCondition=*/true); |
| getConfiguredTarget("//java/hello:hello"); |
| assertContainsEvent("no such target '//conditions:b'"); |
| } |
| |
| /** |
| * Tests that config keys must resolve to config_setting targets. |
| */ |
| @Test |
| public void invalidConfigKey() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'a', |
| values = {'foo': 'a'}) |
| rule_with_output_attr( |
| name = 'b', |
| out = 'b.out') |
| """); |
| writeHelloRules(/*includeDefaultCondition=*/true); |
| assertThat(getConfiguredTarget("//java/hello:hello")).isNull(); |
| assertContainsEvent("//conditions:b is not a valid select() condition for //java/hello:hello"); |
| assertDoesNotContainEvent("//conditions:a"); // This one is legitimate.. |
| } |
| |
| @Test |
| public void configKeyNonexistentTarget() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "foo/BUILD", |
| """ |
| genrule( |
| name = 'g', |
| outs = ['g.out'], |
| cmd = select({':fake': ''}) |
| ) |
| """); |
| assertThat(getConfiguredTarget("//foo:g")).isNull(); |
| assertContainsEvent("//foo:fake is not a valid select() condition for //foo:g"); |
| } |
| |
| @Test |
| public void configKeyNonexistentTarget_otherPackage() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'a', |
| values = {'foo': 'a'}) |
| """); |
| scratch.file("bar/BUILD"); |
| scratch.file( |
| "foo/BUILD", |
| """ |
| genrule( |
| name = 'g', |
| outs = ['g.out'], |
| # With an invalid target and a real target, validate skyframe error handling. |
| # See http://b/162021059 for details. |
| cmd = select({'//bar:fake': '', '//conditions:a': ''}) |
| ) |
| """); |
| assertThat(getConfiguredTarget("//foo:g")).isNull(); |
| assertContainsEvent("bar/BUILD: no such target '//bar:fake'"); |
| assertContainsEvent("foo/BUILD:1:8: errors encountered resolving select() keys for //foo:g"); |
| } |
| |
| /** |
| * Tests config keys with multiple requirements. |
| */ |
| @Test |
| public void multiConditionConfigKeys() throws Exception { |
| writeHelloRules(/*includeDefaultCondition=*/true); |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'a', |
| values = { |
| 'foo': 'a', |
| 'compilation_mode': 'dbg' |
| }) |
| config_setting( |
| name = 'b', |
| values = {'foo': 'b'}) |
| """); |
| checkRule( |
| "//java/hello:hello", |
| "--foo=a", |
| /*expected:*/ ImmutableList.of(DEFAULTDEP_INPUT), |
| /*not expected:*/ ImmutableList.of(ADEP_INPUT, BDEP_INPUT)); |
| checkRule( |
| "//java/hello:hello", |
| ImmutableList.of("--foo=a", "--compilation_mode=dbg"), |
| /*expected:*/ ImmutableList.of(ADEP_INPUT), |
| /*not expected:*/ ImmutableList.of(BDEP_INPUT, DEFAULTDEP_INPUT)); |
| } |
| |
| /** |
| * Tests that changing a config_setting invalidates the rule that uses it. |
| */ |
| @Test |
| public void configKeyInvalidation() throws Exception { |
| writeHelloRules(/*includeDefaultCondition=*/true); |
| writeConfigRules(); |
| |
| // Iteration 1: --test_args=a should apply //conditions:a. |
| useConfiguration("--foo=a"); |
| checkRule( |
| "//java/hello:hello", |
| "--foo=a", |
| /*expected:*/ ImmutableList.of(ADEP_INPUT), |
| /*not expected:*/ ImmutableList.of(BDEP_INPUT, DEFAULTDEP_INPUT)); |
| |
| // Rewrite the condition for //conditions:a. |
| scratch.overwriteFile( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'a', |
| values = {'foo': 'c'}) |
| config_setting( |
| name = 'b', |
| values = {'foo': 'b'}) |
| """); |
| |
| // Iteration 2: same exact analysis should now apply the default condition. |
| invalidatePackages(); |
| checkRule( |
| "//java/hello:hello", |
| "--foo=a", |
| /*expected:*/ ImmutableList.of(DEFAULTDEP_INPUT), |
| /*not expected:*/ ImmutableList.of(ADEP_INPUT, BDEP_INPUT)); |
| } |
| |
| /** |
| * Tests that multiple matches are not allowed for conditions where one is not a specialization |
| * of the other. |
| */ |
| @Test |
| public void multipleMatches() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'dup1', |
| values = {'compilation_mode': 'opt'}) |
| config_setting( |
| name = 'dup2', |
| values = {'define': 'foo=bar'}) |
| """); |
| scratch.file("a/BUILD", |
| "genrule(", |
| " name = 'gen',", |
| " cmd = '',", |
| " outs = ['gen.out'],", |
| " srcs = select({", |
| " '//conditions:dup1': ['a.in'],", |
| " '//conditions:dup2': ['b.in'],", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': [':default.in'],", |
| " }))"); |
| useConfiguration("-c", "opt", "--define", "foo=bar"); |
| assertThat(getConfiguredTarget("//a:gen")).isNull(); |
| assertContainsEvent( |
| "Illegal ambiguous match on configurable attribute \"srcs\" in //a:gen:\n" |
| + "//conditions:dup1\n" |
| + "//conditions:dup2\n" |
| + "Multiple matches are not allowed unless one is unambiguously more specialized " |
| + "or they resolve to the same value."); |
| } |
| |
| /** |
| * Tests that when multiple conditions match and for every matching pair, one is |
| * a specialization of the other, the most specialized match is chosen. |
| */ |
| @Test |
| public void multipleMatchesConditionAndSubcondition() throws Exception { |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'generic', |
| values = {'compilation_mode': 'opt'}) |
| config_setting( |
| name = 'precise', |
| values = {'compilation_mode': 'opt', 'define': 'foo=bar'}) |
| config_setting( |
| name = 'most_precise', |
| values = {'compilation_mode': 'opt', 'define': 'foo=bar', 'foo': 'baz'}) |
| """); |
| scratch.file( |
| "java/a/BUILD", |
| """ |
| java_binary( |
| name = 'binary', |
| srcs = ['binary.java'], |
| deps = select({ |
| '//conditions:generic': [':generic'], |
| '//conditions:precise': [':precise'], |
| '//conditions:most_precise': [':most_precise'], |
| })) |
| java_library( |
| name = 'generic', |
| srcs = ['generic.java']) |
| java_library( |
| name = 'precise', |
| srcs = ['precise.java']) |
| java_library( |
| name = 'most_precise', |
| srcs = ['most_precise.java']) |
| """); |
| checkRule( |
| "//java/a:binary", |
| ImmutableList.of("-c", "opt", "--define", "foo=bar", "--foo", "baz"), |
| /*expected:*/ ImmutableList.of("bin java/a/libmost_precise.jar"), |
| /*not expected:*/ ImmutableList.of( |
| "bin java/a/libgeneric.jar", "bin java/a/libprecise.jar")); |
| } |
| |
| /** Tests that multiple matches are allowed for conditions where the value is the same. */ |
| @Test |
| public void multipleMatchesSameValue() throws Exception { |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'dup1', |
| values = {'compilation_mode': 'opt'}) |
| config_setting( |
| name = 'dup2', |
| values = {'define': 'foo=bar'}) |
| """); |
| scratch.file( |
| "a/BUILD", |
| "genrule(", |
| " name = 'gen',", |
| " cmd = '',", |
| " outs = ['gen.out'],", |
| " srcs = select({", |
| " '//conditions:dup1': ['a.in'],", |
| " '//conditions:dup2': ['a.in'],", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': [':default.in'],", |
| " }))"); |
| checkRule( |
| "//a:gen", |
| "srcs", |
| ImmutableList.of("-c", "opt", "--define", "foo=bar"), |
| /*expected:*/ ImmutableList.of("src a/a.in"), |
| /*not expected:*/ ImmutableList.of("src a/default.in")); |
| } |
| |
| /** |
| * Tests that when multiple conditions match but one condition is more specialized than the |
| * others, it is chosen and there is no error. |
| */ |
| @Test |
| public void multipleMatchesUnambiguous() throws Exception { |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| config_setting( |
| name = 'a', |
| values = {'define': 'a=1'}) |
| config_setting( |
| name = 'b', |
| values = {'compilation_mode': 'opt'}) |
| config_setting( |
| name = 'c', |
| values = {'foo': 'baz'}) |
| config_setting( |
| name = 'b_a_c', # Named to come alphabetically after a and b but before c. |
| values = {'define': 'a=1', 'foo': 'baz', 'compilation_mode': 'opt'}) |
| """); |
| scratch.file( |
| "java/a/BUILD", |
| """ |
| java_binary( |
| name = 'binary', |
| srcs = ['binary.java'], |
| deps = select({ |
| '//conditions:a': [':a'], |
| '//conditions:b': [':b'], |
| '//conditions:c': [':c'], |
| '//conditions:b_a_c': [':b_a_c'], |
| })) |
| java_library( |
| name = 'a', |
| srcs = ['a.java']) |
| java_library( |
| name = 'b', |
| srcs = ['b.java']) |
| java_library( |
| name = 'c', |
| srcs = ['c.java']) |
| java_library( |
| name = 'b_a_c', |
| srcs = ['b_a_c.java']) |
| """); |
| checkRule( |
| "//java/a:binary", |
| ImmutableList.of("--define", "a=1", "--compilation_mode", "opt", "--foo", "baz"), |
| /*expected:*/ ImmutableList.of("bin java/a/libb_a_c.jar"), |
| /*not expected:*/ ImmutableList.of( |
| "bin java/a/liba.jar", "bin java/a/libb.jar", "bin java/a/libc.jar")); |
| } |
| |
| /** Tests that default conditions are only required when no main condition matches. */ |
| @Test |
| public void noDefaultCondition() throws Exception { |
| writeHelloRules(/*includeDefaultCondition=*/false); |
| writeConfigRules(); |
| |
| // An explicit configuration matches: all is well. |
| checkRule( |
| "//java/hello:hello", |
| "--foo=a", |
| /*expected:*/ ImmutableList.of(ADEP_INPUT), |
| /*not expected:*/ ImmutableList.of(BDEP_INPUT, DEFAULTDEP_INPUT)); |
| |
| // Nothing matches: expect an error. |
| reporter.removeHandler(failFastHandler); |
| useConfiguration(""); |
| assertThat(getConfiguredTarget("//java/hello:hello")).isNull(); |
| assertContainsEvent( |
| "configurable attribute \"deps\" in //java/hello:hello doesn't match this configuration"); |
| } |
| |
| @Test |
| public void noMatchCustomErrorMessage() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/hello/BUILD", |
| """ |
| java_binary( |
| name = 'hello_default_no_match_error', |
| srcs = select({ |
| '//conditions:a': ['not_chosen.java'], |
| })) |
| java_binary( |
| name = 'hello_custom_no_match_error', |
| srcs = select({ |
| '//conditions:a': ['not_chosen.java'], |
| }, |
| no_match_error = 'You always have to choose condition a!' |
| )) |
| """); |
| |
| reporter.removeHandler(failFastHandler); |
| AnalysisFailureRecorder analysisFailureRecorder = new AnalysisFailureRecorder(); |
| eventBus.register(analysisFailureRecorder); |
| useConfiguration(""); |
| |
| assertThat(getConfiguredTarget("//java/hello:hello_default_no_match_error")).isNull(); |
| assertContainsEvent( |
| "configurable attribute \"srcs\" in //java/hello:hello_default_no_match_error doesn't" |
| + " match this configuration. Would a default condition help?\n" |
| + "\n" |
| + "Conditions checked:"); |
| // Verify a Root Cause is reported when a target cannot be configured due to no matching config. |
| assertThat(analysisFailureRecorder.causes).hasSize(1); |
| AnalysisRootCauseEvent rootCause = analysisFailureRecorder.causes.get(0); |
| assertThat(rootCause.getLabel()) |
| .isEqualTo(Label.parseCanonical("//java/hello:hello_default_no_match_error")); |
| |
| eventBus.unregister(analysisFailureRecorder); |
| analysisFailureRecorder = new AnalysisFailureRecorder(); |
| eventBus.register(analysisFailureRecorder); |
| eventCollector.clear(); |
| |
| assertThat(getConfiguredTarget("//java/hello:hello_custom_no_match_error")).isNull(); |
| assertContainsEvent( |
| "configurable attribute \"srcs\" in //java/hello:hello_custom_no_match_error doesn't match " |
| + "this configuration: You always have to choose condition a!"); |
| // Verify a Root Cause is reported when a target cannot be configured due to no matching config. |
| assertThat(analysisFailureRecorder.causes).hasSize(1); |
| rootCause = analysisFailureRecorder.causes.get(0); |
| assertThat(rootCause.getLabel()) |
| .isEqualTo(Label.parseCanonical("//java/hello:hello_custom_no_match_error")); |
| } |
| |
| @Test |
| public void nativeTypeConcatenatedWithSelect() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/foo/rule.bzl", |
| """ |
| def _rule_impl(ctx): |
| return [] |
| myrule = rule( |
| implementation = _rule_impl, |
| attrs = { |
| 'deps': attr.label_keyed_string_dict() |
| }, |
| ) |
| """); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| load(':rule.bzl', 'myrule') |
| myrule( |
| name = 'mytarget', |
| deps = {':always': 'always'} | select({ |
| '//conditions:a': {':a': 'a'}, |
| '//conditions:b': {':b': 'b'}, |
| }) |
| ) |
| java_binary( |
| name = 'binary', |
| srcs = ['binary.java'], |
| deps = [':always'] + select({ |
| '//conditions:a': [':a'], |
| '//conditions:b': [':b'], |
| }) |
| ) |
| java_library( |
| name = 'always', |
| srcs = ['always.java']) |
| java_library( |
| name = 'a', |
| srcs = ['a.java']) |
| java_library( |
| name = 'b', |
| srcs = ['b.java']) |
| """); |
| |
| checkRule( |
| "//java/foo:binary", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of("bin java/foo/libalways.jar", "bin java/foo/libb.jar"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/liba.jar")); |
| |
| checkRule( |
| "//java/foo:mytarget", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of("bin java/foo/libalways.jar", "bin java/foo/libb.jar"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/liba.jar")); |
| } |
| |
| @Test |
| public void selectConcatenatedWithNativeType() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/foo/rule.bzl", |
| """ |
| def _rule_impl(ctx): |
| return [] |
| myrule = rule( |
| implementation = _rule_impl, |
| attrs = { |
| 'deps': attr.label_keyed_string_dict() |
| }, |
| ) |
| """); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| load(':rule.bzl', 'myrule') |
| myrule( |
| name = 'mytarget', |
| deps = select({ |
| '//conditions:a': {':a': 'a'}, |
| '//conditions:b': {':b': 'b'}, |
| }) | {':always': 'always'} |
| ) |
| java_binary( |
| name = 'binary', |
| srcs = ['binary.java'], |
| deps = select({ |
| '//conditions:a': [':a'], |
| '//conditions:b': [':b'], |
| }) + [':always']) |
| java_library( |
| name = 'always', |
| srcs = ['always.java']) |
| java_library( |
| name = 'a', |
| srcs = ['a.java']) |
| java_library( |
| name = 'b', |
| srcs = ['b.java']) |
| """); |
| |
| checkRule( |
| "//java/foo:binary", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of("bin java/foo/libalways.jar", "bin java/foo/libb.jar"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/liba.jar")); |
| |
| checkRule( |
| "//java/foo:mytarget", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of("bin java/foo/libalways.jar", "bin java/foo/libb.jar"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/liba.jar")); |
| } |
| |
| @Test |
| public void selectConcatenatedWithSelect() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/foo/rule.bzl", |
| """ |
| def _rule_impl(ctx): |
| return [] |
| myrule = rule( |
| implementation = _rule_impl, |
| attrs = { |
| 'deps': attr.label_keyed_string_dict() |
| }, |
| ) |
| """); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| load(':rule.bzl', 'myrule') |
| myrule( |
| name = 'mytarget', |
| deps = select({ |
| '//conditions:a': {':a': 'a'}, |
| '//conditions:b': {':b': 'b'}, |
| }) | select({ |
| '//conditions:a': {':a2': 'a2'}, |
| '//conditions:b': {':b2': 'b2'}, |
| }) |
| ) |
| java_binary( |
| name = 'binary', |
| srcs = ['binary.java'], |
| deps = select({ |
| '//conditions:a': [':a'], |
| '//conditions:b': [':b'], |
| }) + select({ |
| '//conditions:a': [':a2'], |
| '//conditions:b': [':b2'], |
| }) |
| ) |
| java_library( |
| name = 'a', |
| srcs = ['a.java']) |
| java_library( |
| name = 'b', |
| srcs = ['b.java']) |
| java_library( |
| name = 'a2', |
| srcs = ['a2.java']) |
| java_library( |
| name = 'b2', |
| srcs = ['b2.java']) |
| """); |
| |
| checkRule( |
| "//java/foo:binary", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of("bin java/foo/libb.jar", "bin java/foo/libb2.jar"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/liba.jar", "bin java/foo/liba2.jar")); |
| |
| checkRule( |
| "//java/foo:mytarget", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of("bin java/foo/libb.jar", "bin java/foo/libb2.jar"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/liba.jar", "bin java/foo/liba2.jar")); |
| } |
| |
| @Test |
| public void dictsWithSameKey() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/foo/rule.bzl", |
| """ |
| def _rule_impl(ctx): |
| outputs = [] |
| for target, value in ctx.attr.deps.items(): |
| output = ctx.actions.declare_file(target.label.name + value) |
| ctx.actions.write(content = value, output = output) |
| outputs.append(output) |
| return [DefaultInfo(files=depset(outputs))] |
| myrule = rule( |
| implementation = _rule_impl, |
| attrs = { |
| 'deps': attr.label_keyed_string_dict() |
| }, |
| ) |
| """); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| load(':rule.bzl', 'myrule') |
| myrule( |
| name = 'mytarget', |
| deps = select({ |
| '//conditions:a': {':a': 'a'}, |
| }) | select({ |
| '//conditions:a': {':a': 'a2'}, |
| }) |
| ) |
| java_library( |
| name = 'a', |
| srcs = ['a.java'] |
| ) |
| filegroup( |
| name = 'group', |
| srcs = [':mytarget'], |
| ) |
| """); |
| |
| checkRule( |
| "//java/foo:group", |
| "srcs", |
| ImmutableList.of("--foo=a"), |
| /*expected:*/ ImmutableList.of("bin java/foo/aa2"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/aa")); |
| } |
| |
| @Test |
| public void selectConcatenatedWithNonSupportingType() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "foo/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = 0 + select({ |
| '//conditions:a': 0, |
| '//conditions:b': 1, |
| })) |
| """); |
| |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//foo:binary")).isNull(); |
| assertContainsEvent("type 'boolean' doesn't support select concatenation"); |
| } |
| |
| @Test |
| public void concatenationWithDifferentTypes() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| java_binary( |
| name = 'binary', |
| srcs = select({ |
| '//conditions:a': ['a.java'], |
| '//conditions:b': ['b.java'], |
| }) + 'always.java' |
| ) |
| """); |
| |
| reporter.removeHandler(failFastHandler); |
| assertThrows(NoSuchTargetException.class, () -> getTarget("//java/foo:binary")); |
| assertContainsEvent("Cannot combine incompatible types"); |
| } |
| |
| @Test |
| public void selectsWithGlobs() throws Exception { |
| writeConfigRules(); |
| scratch.file("java/foo/globbed/ceecee.java"); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| java_binary( |
| name = 'binary', |
| srcs = glob(['globbed/*.java']) + select({ |
| '//conditions:a': ['a.java'], |
| '//conditions:b': ['b.java'], |
| })) |
| """); |
| |
| useConfiguration("--foo=b"); |
| ConfiguredTarget binary = getConfiguredTarget("//java/foo:binary"); |
| assertThat(binary).isNotNull(); |
| Set<String> sources = artifactsToStrings(getPrerequisiteArtifacts(binary, "srcs")); |
| assertThat(sources).contains("src java/foo/b.java"); |
| assertThat(sources).contains("src java/foo/globbed/ceecee.java"); |
| assertThat(sources).doesNotContain("src java/foo/a.java"); |
| } |
| |
| @Test |
| public void selectsWithGlobsWrongType() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "foo/BUILD", |
| """ |
| genrule( |
| name = 'gen', |
| srcs = [], |
| outs = ['gen.out'], |
| cmd = 'echo' + select({ |
| '//conditions:a': 'a', |
| '//conditions:b': 'b', |
| }) + glob(['globbed.java'], allow_empty = True)) |
| """); |
| |
| reporter.removeHandler(failFastHandler); |
| assertThrows(NoSuchTargetException.class, () -> getTarget("//foo:binary")); |
| assertContainsEvent("Cannot combine incompatible types"); |
| } |
| |
| @Test |
| public void globsInSelect() throws Exception { |
| writeConfigRules(); |
| scratch.file("java/foo/globbed/ceecee.java"); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| java_binary( |
| name = 'binary', |
| srcs = ['binary.java'] + select({ |
| '//conditions:a': glob(['globbed/*.java']), |
| '//conditions:b': ['b.java'], |
| })) |
| """); |
| |
| useConfiguration("--foo=a"); |
| ConfiguredTarget binary = getConfiguredTarget("//java/foo:binary"); |
| assertThat(binary).isNotNull(); |
| Set<String> sources = artifactsToStrings(getPrerequisiteArtifacts(binary, "srcs")); |
| assertThat(sources).contains("src java/foo/binary.java"); |
| assertThat(sources).contains("src java/foo/globbed/ceecee.java"); |
| assertThat(sources).doesNotContain("src java/foo/b.java"); |
| } |
| |
| @Test |
| public void selectAcceptedInAttributeWithAllowedValues() throws Exception { |
| scratch.file( |
| "foo/BUILD", |
| """ |
| rule_with_allowed_values( |
| name = 'rule', |
| one_two = select({ |
| '//conditions:default': 'one', |
| })) |
| """); |
| assertThat(getConfiguredTarget("//foo:rule")).isNotNull(); |
| } |
| |
| @Test |
| public void selectWithNonAllowedValueCausesError() throws Exception { |
| scratch.file( |
| "foo/BUILD", |
| """ |
| rule_with_allowed_values( |
| name = 'rule', |
| one_two = select({ |
| '//conditions:default': 'TOTALLY_ILLEGAL_VALUE', |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| getConfiguredTarget("//foo:rule"); |
| assertContainsEvent( |
| "invalid value in 'one_two' attribute: " |
| + "has to be one of 'one' or 'two' instead of 'TOTALLY_ILLEGAL_VALUE'"); |
| } |
| |
| @Test |
| public void selectWithMultipleNonAllowedValuesCausesMultipleErrors() throws Exception { |
| scratch.file( |
| "foo/BUILD", |
| """ |
| rule_with_allowed_values( |
| name = 'rule', |
| one_two = select({ |
| '//conditions:a': 'TOTALLY_ILLEGAL_VALUE', |
| '//conditions:default': 'DIFFERENT_BUT_STILL_ILLEGAL', |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| getConfiguredTarget("//foo:rule"); |
| assertContainsEvent( |
| "invalid value in 'one_two' attribute: " |
| + "has to be one of 'one' or 'two' instead of 'TOTALLY_ILLEGAL_VALUE'"); |
| assertContainsEvent( |
| "invalid value in 'one_two' attribute: " |
| + "has to be one of 'one' or 'two' instead of 'DIFFERENT_BUT_STILL_ILLEGAL'"); |
| } |
| |
| @Test |
| public void selectConcatenationWithAllowedValues() throws Exception { |
| scratch.file( |
| "foo/BUILD", |
| """ |
| rule_with_allowed_values( |
| name = 'rule', |
| one_two = 'on' + select({ |
| '//conditions:default': 'e', |
| })) |
| """); |
| assertThat(getConfiguredTarget("//foo:rule")).isNotNull(); |
| } |
| |
| @Test |
| public void selectConcatenationWithNonAllowedValues() throws Exception { |
| scratch.file( |
| "foo/BUILD", |
| """ |
| rule_with_allowed_values( |
| name = 'rule', |
| one_two = 'on' + select({ |
| '//conditions:default': 'o', |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); // Expect errors. |
| getConfiguredTarget("//foo:binary"); |
| assertContainsEvent( |
| "invalid value in 'one_two' attribute: " |
| + "has to be one of 'one' or 'two' instead of 'ono'"); |
| } |
| |
| @Test |
| public void computedDefaultAttributesCanReferenceConfigurableAttributes() throws Exception { |
| scratch.file( |
| "test/selector_rules.bzl", |
| """ |
| def _impl(ctx): |
| ctx.actions.write( |
| output=ctx.outputs.out_file, |
| content=ctx.attr.string_value, |
| ) |
| return [] |
| |
| def _derived_value(string_value): |
| return Label("//test:%s" % string_value) |
| |
| selector_rule = rule( |
| attrs = { |
| "string_value": attr.string(default = ""), |
| "out_file": attr.output(), |
| "_derived": attr.label(default = _derived_value), |
| }, |
| implementation = _impl, |
| ) |
| """); |
| scratch.file("test/BUILD", |
| "genrule(name = \"foo\", srcs = [], outs = [\"foo.out\"], cmd = \"\")"); |
| scratch.file( |
| "foo/BUILD", |
| """ |
| load('//test:selector_rules.bzl', "selector_rule") |
| selector_rule( |
| name = "rule", |
| out_file = "rule.out", |
| string_value = select({"//conditions:default": "foo"}), |
| ) |
| """); |
| getConfiguredTarget("//foo:rule"); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void selectableDefaultValueWithTypeDefault() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "srctest/BUILD", |
| """ |
| genrule( |
| name = 'gen', |
| cmd = '', |
| outs = ['gen.out'], |
| srcs = select({ |
| '//conditions:a': None, |
| })) |
| """); |
| |
| useConfiguration("--foo=a"); |
| ConfiguredTargetAndData ctad = getConfiguredTargetAndData("//srctest:gen"); |
| AttributeMap attributes = getMapperFromConfiguredTargetAndTarget(ctad); |
| assertThat(attributes.get("srcs", LABEL_LIST)).isEmpty(); |
| } |
| |
| @Test |
| public void selectableDefaultValueWithRuleDefault() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "foo/BUILD", |
| """ |
| rule_with_label_default( |
| name = 'rule', |
| dep = select({ |
| '//conditions:a': None, |
| })) |
| rule_with_boolean_attr( |
| name = 'default', |
| boolean_attr = 1) |
| """); |
| |
| useConfiguration("--foo=a"); |
| ConfiguredTargetAndData ctad = getConfiguredTargetAndData("//foo:rule"); |
| AttributeMap attributes = getMapperFromConfiguredTargetAndTarget(ctad); |
| assertThat(attributes.get("dep", BuildType.LABEL)) |
| .isEqualTo(Label.parseCanonical("//foo:default")); |
| } |
| |
| @Test |
| public void noneValuesWithMultipleSelectsMixedValues() throws Exception { |
| writeConfigRules(); |
| scratch.file( |
| "a/BUILD", |
| """ |
| genrule( |
| name = 'gen', |
| srcs = [], |
| outs = ['out'], |
| cmd = '', |
| message = select({ |
| '//conditions:a': 'defined message 1', |
| '//conditions:b': None, |
| }) + select({ |
| '//conditions:a': None, |
| '//conditions:b': 'defined message 2', |
| }), |
| ) |
| """); |
| |
| reporter.removeHandler(failFastHandler); |
| useConfiguration("--define", "mode=a"); |
| assertThat(getConfiguredTarget("//a:gen")).isNull(); |
| assertContainsEvent("Cannot combine incompatible types (select of string, select of NoneType)"); |
| } |
| |
| @Test |
| public void emptySelectCannotBeConcatenated() throws Exception { |
| scratch.file( |
| "a/BUILD", |
| """ |
| genrule( |
| name = 'gen', |
| srcs = [], |
| outs = ['out'], |
| cmd = select({}) + ' always include' |
| ) |
| """); |
| |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:gen")).isNull(); |
| assertContainsEvent( |
| "select({}) with an empty dictionary can never resolve because it includes no conditions " |
| + "to match"); |
| } |
| |
| @Test |
| public void selectOnConstraints() throws Exception { |
| // create some useful constraints and platforms. |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| constraint_setting(name = 'fruit') |
| constraint_value(name = 'apple', constraint_setting = 'fruit') |
| constraint_value(name = 'banana', constraint_setting = 'fruit') |
| platform( |
| name = 'apple_platform', |
| constraint_values = [':apple'], |
| ) |
| platform( |
| name = 'banana_platform', |
| constraint_values = [':banana'], |
| ) |
| config_setting( |
| name = 'a', |
| constraint_values = [':apple'] |
| ) |
| config_setting( |
| name = 'b', |
| constraint_values = [':banana'] |
| ) |
| """); |
| scratch.file( |
| "check/BUILD", |
| "filegroup(name = 'adep', srcs = ['afile'])", |
| "filegroup(name = 'bdep', srcs = ['bfile'])", |
| "filegroup(name = 'defaultdep', srcs = ['defaultfile'])", |
| "filegroup(name = 'hello',", |
| " srcs = select({", |
| " '//conditions:a': [':adep'],", |
| " '//conditions:b': [':bdep'],", |
| " '" + BuildType.Selector.DEFAULT_CONDITION_KEY + "': [':defaultdep'],", |
| " }))"); |
| checkRule( |
| "//check:hello", |
| "srcs", |
| ImmutableList.of("--experimental_platforms=//conditions:apple_platform"), |
| /*expected:*/ ImmutableList.of("src check/afile"), |
| /*not expected:*/ ImmutableList.of("src check/bfile", "src check/defaultfile")); |
| } |
| |
| @Test |
| public void selectDirectlyOnConstraints() throws Exception { |
| // Tests select()ing directly on a constraint_value (with no intermediate config_setting). |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| constraint_setting(name = 'fruit') |
| constraint_value(name = 'apple', constraint_setting = 'fruit') |
| constraint_value(name = 'banana', constraint_setting = 'fruit') |
| platform( |
| name = 'apple_platform', |
| constraint_values = [':apple'], |
| ) |
| platform( |
| name = 'banana_platform', |
| constraint_values = [':banana'], |
| ) |
| """); |
| scratch.file( |
| "check/defs.bzl", |
| """ |
| def _impl(ctx): |
| pass |
| simple_rule = rule( |
| implementation = _impl, |
| attrs = {'srcs': attr.label_list(allow_files = True)} |
| ) |
| """); |
| scratch.file( |
| "check/BUILD", |
| """ |
| load('//check:defs.bzl', 'simple_rule') |
| filegroup(name = 'adep', srcs = ['afile']) |
| filegroup(name = 'bdep', srcs = ['bfile']) |
| simple_rule(name = 'hello', |
| srcs = select({ |
| '//conditions:apple': [':adep'], |
| '//conditions:banana': [':bdep'], |
| })) |
| """); |
| checkRule( |
| "//check:hello", |
| "srcs", |
| ImmutableList.of("--platforms=//conditions:apple_platform"), |
| /*expected:*/ ImmutableList.of("src check/afile"), |
| /*not expected:*/ ImmutableList.of("src check/bfile", "src check/defaultfile")); |
| checkRule( |
| "//check:hello", |
| "srcs", |
| ImmutableList.of("--platforms=//conditions:banana_platform"), |
| /*expected:*/ ImmutableList.of("src check/bfile"), |
| /*not expected:*/ ImmutableList.of("src check/afile", "src check/defaultfile")); |
| } |
| |
| @Test |
| public void nonToolchainResolvingTargetsCantSelectDirectlyOnConstraints() throws Exception { |
| // Tests select()ing directly on a constraint_value (with no intermediate config_setting). |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| constraint_setting(name = 'fruit') |
| constraint_value(name = 'apple', constraint_setting = 'fruit') |
| platform( |
| name = 'apple_platform', |
| constraint_values = [':apple'], |
| ) |
| """); |
| scratch.file( |
| "check/BUILD", |
| """ |
| filegroup(name = 'adep', srcs = ['afile']) |
| rule_with_no_platform(name = 'hello', |
| deps = select({ |
| '//conditions:apple': [':adep'], |
| }) |
| ) |
| """); |
| reporter.removeHandler(failFastHandler); |
| useConfiguration("--platforms=//conditions:apple_platform"); |
| assertThat(getConfiguredTarget("//check:hello")).isNull(); |
| assertContainsEvent("//conditions:apple is not a valid select() condition for //check:hello"); |
| } |
| |
| @Test |
| public void selectOnlyToolchainResolvingTargetsCanSelectDirectlyOnConstraints() throws Exception { |
| // Tests select()ing directly on a constraint_value when the rule uses toolchain resolution |
| // *only if it has a select()*. As of this test, alias() is the only rule that supports that |
| // (see Alias#useToolchainResolution(ToolchainResolutionMode.ENABLED_ONLY_FOR_COMMON_LOGIC). |
| scratch.file( |
| "conditions/BUILD", |
| """ |
| constraint_setting(name = 'fruit') |
| constraint_value(name = 'apple', constraint_setting = 'fruit') |
| constraint_value(name = 'banana', constraint_setting = 'fruit') |
| platform( |
| name = 'apple_platform', |
| constraint_values = [':apple'], |
| ) |
| """); |
| scratch.file( |
| "check/defs.bzl", |
| """ |
| def _impl(ctx): |
| pass |
| simple_rule = rule( |
| implementation = _impl, |
| attrs = {} |
| ) |
| """); |
| scratch.file( |
| "check/BUILD", |
| """ |
| load('//check:defs.bzl', 'simple_rule') |
| filegroup(name = 'bdep', srcs = ['bfile']) |
| simple_rule(name = 'hello') |
| simple_rule(name = 'tere') |
| alias( |
| name = 'selectable_alias', |
| actual = select({ |
| '//conditions:apple': ':hello', |
| '//conditions:banana': ':tere', |
| })) |
| """); |
| useConfiguration("--platforms=//conditions:apple_platform"); |
| assertThat( |
| getConfiguredTarget("//check:selectable_alias") |
| .getActual() |
| .getLabel() |
| .getCanonicalForm()) |
| .isEqualTo("//check:hello"); |
| } |
| |
| @Test |
| public void multipleMatchErrorWhenAliasResolvesToSameSetting() throws Exception { |
| scratch.file( |
| "a/BUILD", |
| """ |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }) |
| alias( |
| name = 'alias_to_foo', |
| actual = ':foo') |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| ':foo': 0, |
| 'alias_to_foo': 1, |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNull(); |
| assertContainsEvent( |
| "configurable attribute \"boolean_attr\" in //a:binary doesn't match this configuration. " |
| + "Would a default condition help?\n\n" |
| + "Conditions checked:\n" |
| + " //a:foo\n" |
| + " //a:alias_to_foo"); |
| } |
| |
| @Test |
| public void defaultVisibilityConfigSetting_noVisibilityEnforcement() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=false"); |
| scratch.file("c/BUILD", "config_setting(name = 'foo', define_values = { 'foo': '1' })"); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void privateVisibilityConfigSetting_noVisibilityEnforcement() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=false"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| visibility = ['//visibility:private'] |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void publicVisibilityConfigSetting_noVisibilityEnforcement() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=false"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| visibility = ['//visibility:public'] |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| @Test |
| public void defaultVisibilityConfigSetting_defaultIsPublic() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=false"); |
| scratch.file("c/BUILD", "config_setting(name = 'foo', define_values = { 'foo': '1' })"); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void privateVisibilityConfigSetting_defaultIsPublic() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=false"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| visibility = ['//visibility:private'] |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNull(); |
| assertContainsEvent("'//c:foo' is not visible from\ntarget '//a:binary'"); |
| } |
| |
| @Test |
| public void publicVisibilityConfigSetting_defaultIsPublic() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=false"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| visibility = ['//visibility:public'] |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void defaultPublicVisibility_aliasVisibilityIgnored_aliasVisibilityIsDefault() |
| throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions( |
| "--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=false"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| alias( |
| name = 'foo_alias', |
| actual = ':foo') |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo_alias': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void defaultPublicVisibility_aliasVisibilityIgnored_aliasVisibilityIsExplicit() |
| throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions( |
| "--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=false"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| alias( |
| name = 'foo_alias', |
| actual = ':foo', |
| # Current flag combo skips this and directly checks the config_setting's visibility. |
| visibility = ['//visibility:private'] |
| ) |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo_alias': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void defaultPublicVisibility_aliasVisibilityIgnored_configSettingVisibilityIsExplicit() |
| throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions( |
| "--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=false"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| alias( |
| name = 'foo_alias', |
| actual = ':foo', |
| # Current flag combo skips this and directly checks the config_setting's visibility. |
| visibility = ['//visibility:public'] |
| ) |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| visibility = ['//visibility:private'] |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo_alias': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNull(); |
| assertContainsEvent("'//c:foo' is not visible from\ntarget '//a:binary'"); |
| } |
| |
| @Test |
| public void defaultPublicVisibility_trimmedConfigsDontCrash() throws Exception { |
| // When enforcing config_setting visibility with |
| // --incompatible_config_setting_private_default_visibility=false, the alias |
| // ConfiguredTargetAndData clones itself with the ConfiguredTargetAndData of the config_setting |
| // it refers to. ConfiguredTargetAndData.fromConfiguredTarget has a safety check that both |
| // configs are the same. When the target with a select() is a test and --trim_test_configuration |
| // is on, the alias takes the parent's config (with TestOptions) but the config_setting has it |
| // stripped. This is a regression test that Blaze doesn't crash expecting those configs to be |
| // equal. |
| setPackageOptions( |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=false"); |
| useConfiguration("--trim_test_configuration=true"); |
| scratch.file( |
| "c/defs.bzl", |
| """ |
| def _impl(ctx): |
| output = ctx.outputs.out |
| ctx.actions.write(output = output, content = 'hi', is_executable = True) |
| return [DefaultInfo(executable = output)] |
| |
| fake_test = rule( |
| attrs = { |
| 'msg': attr.string(), |
| }, |
| test = True, |
| outputs = {'out': 'foo.out'}, |
| implementation = _impl, |
| ) |
| """); |
| scratch.file( |
| "c/BUILD", |
| """ |
| load(':defs.bzl', 'fake_test') |
| alias( |
| name = 'foo_alias', |
| actual = ':foo', |
| ) |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| ) |
| fake_test( |
| name = 'foo_test', |
| msg = select({ |
| ':foo_alias': 'hi', |
| '//conditions:default': 'there' |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//c:foo_test")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void defaultVisibilityConfigSetting_defaultIsPrivate() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=true"); |
| scratch.file("c/BUILD", "config_setting(name = 'foo', define_values = { 'foo': '1' })"); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNull(); |
| assertContainsEvent("'//c:foo' is not visible from\ntarget '//a:binary'"); |
| } |
| |
| @Test |
| public void privateVisibilityConfigSetting_defaultIsPrivate() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=true"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| visibility = ['//visibility:private'] |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNull(); |
| assertContainsEvent("'//c:foo' is not visible from\ntarget '//a:binary'"); |
| } |
| |
| @Test |
| public void publicVisibilityConfigSetting_defaultIsPrivate() throws Exception { |
| // Production builds default to private visibility, but BuildViewTestCase defaults to public. |
| setPackageOptions("--default_visibility=private", |
| "--incompatible_enforce_config_setting_visibility=true", |
| "--incompatible_config_setting_private_default_visibility=true"); |
| scratch.file( |
| "c/BUILD", |
| """ |
| config_setting( |
| name = 'foo', |
| define_values = { 'foo': '1' }, |
| visibility = ['//visibility:public'] |
| ) |
| """); |
| scratch.file( |
| "a/BUILD", |
| """ |
| rule_with_boolean_attr( |
| name = 'binary', |
| boolean_attr = select({ |
| '//c:foo': 0, |
| '//conditions:default': 1 |
| })) |
| """); |
| reporter.removeHandler(failFastHandler); |
| assertThat(getConfiguredTarget("//a:binary")).isNotNull(); |
| assertNoEvents(); |
| } |
| |
| @Test |
| public void selectWithLabelKeysInMacro() throws Exception { |
| writeConfigRules(); |
| scratch.file("java/BUILD"); |
| scratch.file( |
| "java/macros.bzl", |
| """ |
| def my_java_binary(name, deps = [], **kwargs): |
| native.java_binary( |
| name = name, |
| deps = select({ |
| Label('//conditions:a'): [Label('//java/foo:a')], |
| '//conditions:b': [Label('//java/foo:b')], |
| }) + select({ |
| '//conditions:a': [Label('//java/foo:a2')], |
| Label('//conditions:b'): [Label('//java/foo:b2')], |
| }), |
| **kwargs, |
| ) |
| """); |
| scratch.file( |
| "java/foo/BUILD", |
| """ |
| load('//java:macros.bzl', 'my_java_binary') |
| my_java_binary( |
| name = 'binary', |
| srcs = ['binary.java'], |
| ) |
| java_library( |
| name = 'a', |
| srcs = ['a.java']) |
| java_library( |
| name = 'b', |
| srcs = ['b.java']) |
| java_library( |
| name = 'a2', |
| srcs = ['a2.java']) |
| java_library( |
| name = 'b2', |
| srcs = ['b2.java']) |
| """); |
| |
| checkRule( |
| "//java/foo:binary", |
| "--foo=b", |
| /*expected:*/ ImmutableList.of("bin java/foo/libb.jar", "bin java/foo/libb2.jar"), |
| /*not expected:*/ ImmutableList.of("bin java/foo/liba.jar", "bin java/foo/liba2.jar")); |
| } |
| } |