| // Copyright 2015 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.packages; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.lib.packages.License.LicenseType; |
| import java.util.Arrays; |
| import net.starlark.java.eval.Module; |
| import net.starlark.java.eval.Mutability; |
| import net.starlark.java.eval.Sequence; |
| import net.starlark.java.eval.Starlark; |
| import net.starlark.java.eval.StarlarkSemantics; |
| import net.starlark.java.eval.StarlarkThread; |
| import net.starlark.java.syntax.FileOptions; |
| import net.starlark.java.syntax.ParserInput; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| @RunWith(JUnit4.class) |
| public class LicenseTest { |
| |
| @Test |
| public void testLeastRestrictive() { |
| assertThat(License.leastRestrictive(Arrays.asList(LicenseType.RESTRICTED))) |
| .isEqualTo(LicenseType.RESTRICTED); |
| assertThat( |
| License.leastRestrictive( |
| Arrays.asList(LicenseType.RESTRICTED, LicenseType.BY_EXCEPTION_ONLY))) |
| .isEqualTo(LicenseType.RESTRICTED); |
| assertThat(License.leastRestrictive(Arrays.<LicenseType>asList())) |
| .isEqualTo(LicenseType.BY_EXCEPTION_ONLY); |
| } |
| |
| /** Evaluates a string as a Starlark expression returning a sequence of strings. */ |
| private static Sequence<String> evalAsSequence(String string) throws Exception { |
| ParserInput input = ParserInput.fromLines(string); |
| Mutability mutability = Mutability.create("test"); |
| Object parsedValue = |
| Starlark.execFile( |
| input, |
| FileOptions.DEFAULT, |
| Module.create(), |
| new StarlarkThread(mutability, StarlarkSemantics.DEFAULT)); |
| mutability.freeze(); |
| return Sequence.cast(parsedValue, String.class, "evalAsSequence() input"); |
| } |
| |
| @Test |
| public void repr() throws Exception { |
| assertThat(Starlark.repr(License.NO_LICENSE)).isEqualTo("[\"none\"]"); |
| assertThat(License.parseLicense(evalAsSequence(Starlark.repr(License.NO_LICENSE)))) |
| .isEqualTo(License.NO_LICENSE); |
| |
| License withoutExceptions = License.parseLicense(ImmutableList.of("notice", "restricted")); |
| // License types sorted by LicenseType enum order. |
| assertThat(Starlark.repr(withoutExceptions)).isEqualTo("[\"restricted\", \"notice\"]"); |
| assertThat(License.parseLicense(evalAsSequence(Starlark.repr(withoutExceptions)))) |
| .isEqualTo(withoutExceptions); |
| |
| License withExceptions = |
| License.parseLicense( |
| ImmutableList.of("notice", "restricted", "exception=//foo:bar", "exception=//baz:qux")); |
| // Exceptions sorted alphabetically. |
| assertThat(Starlark.repr(withExceptions)) |
| .isEqualTo( |
| "[\"restricted\", \"notice\", \"exception=//baz:qux\", \"exception=//foo:bar\"]"); |
| assertThat(License.parseLicense(evalAsSequence(Starlark.repr(withExceptions)))) |
| .isEqualTo(withExceptions); |
| } |
| } |