@Test
public void testSimpleCxxBinaryWithHeader() throws IOException {
ProjectWorkspace workspace =
TestDataHelper.createProjectWorkspaceForScenario(this, "simple", tmp);
workspace.setUp();
CxxPlatform cxxPlatform = DefaultCxxPlatforms.build(new CxxBuckConfig(new FakeBuckConfig()));
BuildTarget target = BuildTargetFactory.newInstance("//foo:simple_with_header");
CxxSourceRuleFactory cxxSourceRuleFactory = CxxSourceRuleFactoryHelper.of(target, cxxPlatform);
BuildTarget binaryTarget = CxxDescriptionEnhancer.createCxxLinkTarget(target);
String sourceName = "simple_with_header.cpp";
String headerName = "simple_with_header.h";
String headerFull = "foo/" + headerName;
BuildTarget preprocessTarget =
cxxSourceRuleFactory.createPreprocessBuildTarget(
sourceName, CxxSource.Type.CXX, CxxSourceRuleFactory.PicType.PDC);
BuildTarget compileTarget =
cxxSourceRuleFactory.createCompileBuildTarget(sourceName, CxxSourceRuleFactory.PicType.PDC);
BuildTarget headerSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
target, cxxPlatform.getFlavor(), HeaderVisibility.PRIVATE);
// Do a clean build, verify that it succeeds, and check that all expected targets built
// successfully.
workspace.runBuckCommand("build", target.toString()).assertSuccess();
BuckBuildLog buildLog = workspace.getBuildLog();
assertEquals(
ImmutableSet.of(
headerSymlinkTreeTarget, preprocessTarget, compileTarget, binaryTarget, target),
buildLog.getAllTargets());
buildLog.assertTargetBuiltLocally(headerSymlinkTreeTarget.toString());
buildLog.assertTargetBuiltLocally(preprocessTarget.toString());
buildLog.assertTargetBuiltLocally(compileTarget.toString());
buildLog.assertTargetBuiltLocally(binaryTarget.toString());
buildLog.assertTargetBuiltLocally(target.toString());
// Clear for new build.
workspace.resetBuildLogFile();
// Update the source file.
workspace.replaceFileContents(headerFull, "blah = 5", "blah = 6");
// Check that running a build again makes the source get recompiled and the binary
// re-linked, but does not cause the header rules to re-run.
workspace.runBuckCommand("build", target.toString()).assertSuccess();
buildLog = workspace.getBuildLog();
assertEquals(
ImmutableSet.of(
headerSymlinkTreeTarget, preprocessTarget, compileTarget, binaryTarget, target),
buildLog.getAllTargets());
buildLog.assertTargetHadMatchingRuleKey(headerSymlinkTreeTarget.toString());
buildLog.assertTargetBuiltLocally(preprocessTarget.toString());
buildLog.assertTargetBuiltLocally(compileTarget.toString());
assertThat(
buildLog.getLogEntry(binaryTarget).getSuccessType().get(),
Matchers.not(Matchers.equalTo(BuildRuleSuccessType.MATCHING_RULE_KEY)));
buildLog.assertTargetBuiltLocally(target.toString());
}
public void doTestSimpleCxxBinaryBuilds(String preprocessMode, boolean expectPreprocessorOutput)
throws IOException {
ProjectWorkspace workspace =
TestDataHelper.createProjectWorkspaceForScenario(this, "simple", tmp);
workspace.setUp();
workspace.writeContentsToPath(
String.format("[cxx]\npreprocess_mode = %s\n", preprocessMode), ".buckconfig");
CxxPlatform cxxPlatform = DefaultCxxPlatforms.build(new CxxBuckConfig(new FakeBuckConfig()));
BuildTarget target = BuildTargetFactory.newInstance("//foo:simple");
CxxSourceRuleFactory cxxSourceRuleFactory = CxxSourceRuleFactoryHelper.of(target, cxxPlatform);
BuildTarget binaryTarget = CxxDescriptionEnhancer.createCxxLinkTarget(target);
String sourceName = "simple.cpp";
String sourceFull = "foo/" + sourceName;
BuildTarget preprocessTarget =
cxxSourceRuleFactory.createPreprocessBuildTarget(
sourceName, CxxSource.Type.CXX, CxxSourceRuleFactory.PicType.PDC);
BuildTarget compileTarget =
cxxSourceRuleFactory.createCompileBuildTarget(sourceName, CxxSourceRuleFactory.PicType.PDC);
BuildTarget headerSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
target, cxxPlatform.getFlavor(), HeaderVisibility.PRIVATE);
// Do a clean build, verify that it succeeds, and check that all expected targets built
// successfully.
workspace.runBuckCommand("build", target.toString()).assertSuccess();
BuckBuildLog buildLog = workspace.getBuildLog();
ImmutableSet<BuildTarget> expectedTargets =
ImmutableSet.<BuildTarget>builder()
.addAll(ImmutableSet.of(headerSymlinkTreeTarget, compileTarget, binaryTarget, target))
.addAll(
(expectPreprocessorOutput
? ImmutableSet.of(preprocessTarget)
: ImmutableSet.<BuildTarget>of()))
.build();
assertEquals(expectedTargets, buildLog.getAllTargets());
buildLog.assertTargetBuiltLocally(headerSymlinkTreeTarget.toString());
if (expectPreprocessorOutput) {
buildLog.assertTargetBuiltLocally(preprocessTarget.toString());
}
buildLog.assertTargetBuiltLocally(compileTarget.toString());
buildLog.assertTargetBuiltLocally(binaryTarget.toString());
buildLog.assertTargetBuiltLocally(target.toString());
// Clear for new build.
workspace.resetBuildLogFile();
// Check that running a build again results in no builds since everything is up to
// date.
workspace.runBuckCommand("build", target.toString()).assertSuccess();
buildLog = workspace.getBuildLog();
assertEquals(ImmutableSet.of(target, binaryTarget), buildLog.getAllTargets());
buildLog.assertTargetHadMatchingRuleKey(binaryTarget.toString());
buildLog.assertTargetHadMatchingRuleKey(target.toString());
// Clear for new build.
workspace.resetBuildLogFile();
// Update the source file.
workspace.replaceFileContents(sourceFull, "{}", "{ return 0; }");
// Check that running a build again makes the source get recompiled and the binary
// re-linked, but does not cause the header rules to re-run.
workspace.runBuckCommand("build", target.toString()).assertSuccess();
buildLog = workspace.getBuildLog();
assertEquals(expectedTargets, buildLog.getAllTargets());
buildLog.assertTargetHadMatchingRuleKey(headerSymlinkTreeTarget.toString());
if (expectPreprocessorOutput) {
buildLog.assertTargetBuiltLocally(preprocessTarget.toString());
}
buildLog.assertTargetBuiltLocally(compileTarget.toString());
assertThat(
buildLog.getLogEntry(binaryTarget).getSuccessType().get(),
Matchers.not(Matchers.equalTo(BuildRuleSuccessType.MATCHING_RULE_KEY)));
buildLog.assertTargetBuiltLocally(target.toString());
// Clear for new build.
workspace.resetBuildLogFile();
// Update the source file.
workspace.replaceFileContents(sourceFull, "{ return 0; }", "won't compile");
// Check that running a build again makes the source get recompiled and the binary
// re-linked, but does not cause the header rules to re-run.
workspace.runBuckCommand("build", target.toString()).assertFailure();
buildLog = workspace.getBuildLog();
assertEquals(expectedTargets, buildLog.getAllTargets());
buildLog.assertTargetHadMatchingRuleKey(headerSymlinkTreeTarget.toString());
if (expectPreprocessorOutput) {
buildLog.assertTargetBuiltLocally(preprocessTarget.toString());
}
assertThat(
buildLog.getLogEntry(binaryTarget).getStatus(), Matchers.equalTo(BuildRuleStatus.CANCELED));
assertThat(
buildLog.getLogEntry(target).getStatus(), Matchers.equalTo(BuildRuleStatus.CANCELED));
}