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/*
* Copyright 2016 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.idea.blaze.clwb.run.producers;
import com.google.common.collect.ImmutableList;
import com.google.idea.blaze.base.command.BlazeCommandName;
import com.google.idea.blaze.base.command.BlazeFlags;
import com.google.idea.blaze.base.model.primitives.Label;
import com.google.idea.blaze.base.run.BlazeCommandRunConfiguration;
import com.google.idea.blaze.base.run.BlazeCommandRunConfigurationType;
import com.google.idea.blaze.base.run.TestTargetHeuristic;
import com.google.idea.blaze.base.run.producers.BlazeRunConfigurationProducer;
import com.google.idea.blaze.base.run.state.BlazeCommandRunConfigurationCommonState;
import com.google.idea.blaze.base.settings.Blaze;
import com.intellij.execution.Location;
import com.intellij.execution.actions.ConfigurationContext;
import com.intellij.openapi.actionSystem.LangDataKeys;
import com.intellij.openapi.util.Couple;
import com.intellij.openapi.util.Ref;
import com.intellij.psi.PsiElement;
import com.intellij.psi.util.PsiTreeUtil;
import com.jetbrains.cidr.execution.testing.CidrTestUtil;
import com.jetbrains.cidr.lang.psi.OCFile;
import com.jetbrains.cidr.lang.psi.OCFunctionDefinition;
import com.jetbrains.cidr.lang.psi.OCMacroCall;
import com.jetbrains.cidr.lang.psi.OCMacroCallArgument;
import com.jetbrains.cidr.lang.psi.OCStruct;
import com.jetbrains.cidr.lang.symbols.OCSymbol;
import com.jetbrains.cidr.lang.symbols.cpp.OCFunctionSymbol;
import com.jetbrains.cidr.lang.symbols.cpp.OCStructSymbol;
import com.jetbrains.cidr.lang.symbols.cpp.OCSymbolWithQualifiedName;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import javax.annotation.Nullable;
/** Producer for run configurations related to C/C++ test classes in Blaze. */
public class BlazeCidrTestConfigurationProducer
extends BlazeRunConfigurationProducer<BlazeCommandRunConfiguration> {
private static class TestTarget {
@Nullable
private static TestTarget createFromFile(@Nullable PsiElement element) {
return createFromClassAndMethod(element, null, null);
}
@Nullable
private static TestTarget createFromClass(@Nullable PsiElement element, String className) {
return createFromClassAndMethod(element, className, null);
}
@Nullable
private static TestTarget createFromClassAndMethod(
@Nullable PsiElement element, String classOrSuiteName, @Nullable String testName) {
Label label = TestTargetHeuristic.testTargetForPsiElement(element);
if (label == null) {
return null;
}
String filter = null;
if (classOrSuiteName != null) {
filter = classOrSuiteName;
if (testName != null) {
filter += "." + testName;
}
}
return new TestTarget(element, label, filter);
}
private final PsiElement element;
private final Label label;
@Nullable private final String testFilterArg;
private final String name;
private TestTarget(PsiElement element, Label label, @Nullable String testFilter) {
this.element = element;
this.label = label;
if (testFilter != null) {
testFilterArg = BlazeFlags.TEST_FILTER + "=" + testFilter;
name = String.format("%s (%s)", testFilter, label.toString());
} else {
testFilterArg = null;
name = label.toString();
}
}
}
public BlazeCidrTestConfigurationProducer() {
super(BlazeCommandRunConfigurationType.getInstance());
}
/** The single selected {@link PsiElement}. Returns null if multiple elements are selected. */
@Nullable
private static PsiElement selectedPsiElement(ConfigurationContext context) {
PsiElement[] psi = LangDataKeys.PSI_ELEMENT_ARRAY.getData(context.getDataContext());
if (psi != null && psi.length > 1) {
return null; // multiple elements selected.
}
Location<?> location = context.getLocation();
return location != null ? location.getPsiElement() : null;
}
@Override
protected boolean doSetupConfigFromContext(
BlazeCommandRunConfiguration configuration,
ConfigurationContext context,
Ref<PsiElement> sourceElement) {
PsiElement element = selectedPsiElement(context);
if (element == null) {
return false;
}
TestTarget testObject = findTestObject(element);
if (testObject == null) {
return false;
}
sourceElement.set(testObject.element);
configuration.setTarget(testObject.label);
BlazeCommandRunConfigurationCommonState handlerState =
configuration.getHandlerStateIfType(BlazeCommandRunConfigurationCommonState.class);
if (handlerState == null) {
return false;
}
handlerState.setCommand(BlazeCommandName.TEST);
ImmutableList.Builder<String> flags = ImmutableList.builder();
if (testObject.testFilterArg != null) {
flags.add(testObject.testFilterArg);
}
flags.add(BlazeFlags.TEST_OUTPUT_STREAMED);
flags.addAll(handlerState.getBlazeFlags());
handlerState.setBlazeFlags(flags.build());
configuration.setName(
String.format(
"%s test: %s", Blaze.buildSystemName(configuration.getProject()), testObject.name));
return true;
}
@Override
protected boolean doIsConfigFromContext(
BlazeCommandRunConfiguration configuration, ConfigurationContext context) {
BlazeCommandRunConfigurationCommonState handlerState =
configuration.getHandlerStateIfType(BlazeCommandRunConfigurationCommonState.class);
if (handlerState == null) {
return false;
}
if (!Objects.equals(handlerState.getCommand(), BlazeCommandName.TEST)) {
return false;
}
PsiElement element = selectedPsiElement(context);
if (element == null) {
return false;
}
TestTarget testObject = findTestObject(element);
if (testObject == null) {
return false;
}
List<String> flags = handlerState.getBlazeFlags();
return testObject.label.equals(configuration.getTarget())
&& (testObject.testFilterArg == null || flags.contains(testObject.testFilterArg));
}
@Nullable
private static TestTarget findTestObject(PsiElement element) {
// Copied from on CidrGoogleTestRunConfigurationProducer::findTestObject.
// Precedence order (decreasing): class/function, macro, file
PsiElement parent =
PsiTreeUtil.getNonStrictParentOfType(element, OCFunctionDefinition.class, OCStruct.class);
OCStructSymbol parentSymbol;
if (parent instanceof OCStruct
&& ((parentSymbol = ((OCStruct) parent).getSymbol()) != null)
&& CidrTestUtil.isGoogleTestClass(parentSymbol)) {
Couple<String> name = CidrTestUtil.extractGoogleTestName(parentSymbol);
if (name != null) {
return TestTarget.createFromClassAndMethod(parent, name.first, name.second);
}
String className = parentSymbol.getQualifiedName().getName();
return TestTarget.createFromClass(parent, className);
} else if (parent instanceof OCFunctionDefinition) {
OCFunctionSymbol symbol = ((OCFunctionDefinition) parent).getSymbol();
if (symbol != null) {
OCSymbolWithQualifiedName<?> resolvedOwner = symbol.getResolvedOwner();
if (resolvedOwner != null) {
OCSymbol<?> owner = resolvedOwner.getDefinitionSymbol();
if (owner instanceof OCStructSymbol
&& CidrTestUtil.isGoogleTestClass((OCStructSymbol) owner)) {
OCStruct struct = (OCStruct) owner.locateDefinition();
Couple<String> name = CidrTestUtil.extractGoogleTestName((OCStructSymbol) owner);
if (name != null) {
return TestTarget.createFromClassAndMethod(struct, name.first, name.second);
}
return TestTarget.createFromClass(
struct, ((OCStructSymbol) owner).getQualifiedName().getName());
}
}
}
}
// if we're still here, let's test for a macro and, as a last resort, a file.
parent = PsiTreeUtil.getNonStrictParentOfType(element, OCMacroCall.class, OCFile.class);
if (parent instanceof OCMacroCall) {
OCMacroCall gtestMacro = CidrTestUtil.findGoogleTestMacros(parent);
if (gtestMacro != null) {
List<OCMacroCallArgument> arguments = gtestMacro.getArguments();
if (arguments.size() >= 2) {
OCMacroCallArgument suiteArg = arguments.get(0);
OCMacroCallArgument testArg = arguments.get(1);
// if the element is the first argument of macro call,
// then running entire suite, otherwise only a current test
boolean isSuite =
isFirstArgument(PsiTreeUtil.getParentOfType(element, OCMacroCallArgument.class))
|| isFirstArgument(element.getPrevSibling());
String suiteName = CidrTestUtil.extractArgumentValue(suiteArg);
String testName = CidrTestUtil.extractArgumentValue(testArg);
OCStructSymbol symbol =
CidrTestUtil.findGoogleTestSymbol(element.getProject(), suiteName, testName);
if (symbol != null) {
OCStruct targetElement = (OCStruct) symbol.locateDefinition();
return TestTarget.createFromClassAndMethod(
targetElement, suiteName, isSuite ? null : testName);
}
}
}
Couple<String> suite = CidrTestUtil.extractFullSuiteNameFromMacro(parent);
if (suite != null) {
Collection<OCStructSymbol> res =
CidrTestUtil.findGoogleTestSymbolsForSuiteRandomly(
element.getProject(), suite.first, true);
if (res.size() != 0) {
OCStruct struct = (OCStruct) res.iterator().next().locateDefinition();
return TestTarget.createFromClassAndMethod(struct, suite.first, null);
}
}
} else if (parent instanceof OCFile) {
return TestTarget.createFromFile(parent);
}
return null;
}
private static boolean isFirstArgument(@Nullable PsiElement element) {
OCMacroCall macroCall = PsiTreeUtil.getParentOfType(element, OCMacroCall.class);
if (macroCall != null) {
List<OCMacroCallArgument> arguments = macroCall.getArguments();
return arguments.size() > 0 && arguments.get(0).equals(element);
}
return false;
}
}