@Test
public void testDepsEnvironmentVariableIsComplete() {
BuildTarget depTarget = new BuildTarget("//foo", "bar");
BuildRule dep =
new FakeBuildRule(BuildRuleType.JAVA_LIBRARY, depTarget) {
@Override
public String getPathToOutputFile() {
return "buck-out/gen/foo/bar.jar";
}
};
BuildRuleResolver ruleResolver = new BuildRuleResolver(ImmutableMap.of(depTarget, dep));
AbstractBuildRuleBuilderParams params = new FakeAbstractBuildRuleBuilderParams();
Builder builder = Genrule.newGenruleBuilder(params);
builder.setBuildTarget(new BuildTarget("//foo", "baz"));
builder.setBash(Optional.of("cat $DEPS > $OUT"));
builder.setOut("deps.txt");
builder.addDep(depTarget);
Genrule genrule = builder.build(ruleResolver);
AbstractGenruleStep genruleStep = genrule.createGenruleStep();
ExecutionContext context = newEmptyExecutionContext(Platform.LINUX);
Map<String, String> environmentVariables = genruleStep.getEnvironmentVariables(context);
assertEquals(
"Make sure that the use of $DEPS pulls in $GEN_DIR, as well.",
ImmutableMap.of(
"DEPS", "$GEN_DIR/foo/bar.jar",
"GEN_DIR", "buck-out/gen",
"OUT", "buck-out/gen/foo/deps.txt"),
environmentVariables);
// Ensure that $GEN_DIR is declared before $DEPS.
List<String> keysInOrder = ImmutableList.copyOf(environmentVariables.keySet());
assertEquals("GEN_DIR", keysInOrder.get(1));
assertEquals("DEPS", keysInOrder.get(2));
}
