@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());
}
@Test
public void testCreateBuildRule() throws Exception {
// Set up a #halide-compiler rule, then set up a halide_library rule, and
// check that the library rule depends on the compiler rule.
BuildTarget compilerTarget =
BuildTargetFactory.newInstance("//:rule")
.withFlavors(HalideLibraryDescription.HALIDE_COMPILER_FLAVOR);
BuildTarget libTarget = BuildTargetFactory.newInstance("//:rule");
ProjectFilesystem filesystem = new FakeProjectFilesystem();
HalideLibraryBuilder compilerBuilder = new HalideLibraryBuilder(compilerTarget);
compilerBuilder.setSrcs(
ImmutableSortedSet.of(SourceWithFlags.of(new FakeSourcePath("main.cpp"))));
HalideLibraryBuilder libBuilder = new HalideLibraryBuilder(libTarget);
TargetGraph targetGraph =
TargetGraphFactory.newInstance(compilerBuilder.build(), libBuilder.build());
BuildRuleResolver resolver =
new BuildRuleResolver(targetGraph, new BuildTargetNodeToBuildRuleTransformer());
CxxBinary compiler = (CxxBinary) compilerBuilder.build(resolver, filesystem, targetGraph);
HalideLibrary lib = (HalideLibrary) libBuilder.build(resolver, filesystem, targetGraph);
// Check that we picked up the implicit dependency on the #halide-compiler
// version of the rule.
assertEquals(lib.getDeps(), ImmutableSortedSet.<BuildRule>of(compiler));
// Check that the library rule has the correct preprocessor input.
CxxPlatform cxxPlatform = CxxLibraryBuilder.createDefaultPlatform();
String headerName = "rule.h";
Path headerPath = BuildTargets.getGenPath(libTarget, "%s/" + headerName);
Path headerRoot =
CxxDescriptionEnhancer.getHeaderSymlinkTreePath(
libTarget, cxxPlatform.getFlavor(), HeaderVisibility.PUBLIC);
assertEquals(
CxxPreprocessorInput.builder()
.addRules(
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
libTarget, cxxPlatform.getFlavor(), HeaderVisibility.PUBLIC))
.setIncludes(
CxxHeaders.builder()
.putNameToPathMap(
Paths.get(headerName), new BuildTargetSourcePath(libTarget, headerPath))
.putFullNameToPathMap(
headerRoot.resolve(headerName),
new BuildTargetSourcePath(libTarget, headerPath))
.build())
.addSystemIncludeRoots(headerRoot)
.build(),
lib.getCxxPreprocessorInput(cxxPlatform, HeaderVisibility.PUBLIC));
// Check that the library rule has the correct native linkable input.
NativeLinkableInput input =
lib.getNativeLinkableInput(cxxPlatform, Linker.LinkableDepType.STATIC);
BuildRule buildRule =
FluentIterable.from(input.getArgs())
.transformAndConcat(Arg.getDepsFunction(new SourcePathResolver(resolver)))
.get(0);
assertTrue(buildRule instanceof HalideLibrary);
}
public static HeaderSymlinkTree createHeaderSymlinkTree(
BuildRuleParams params,
BuildRuleResolver ruleResolver,
SourcePathResolver pathResolver,
CxxPlatform cxxPlatform,
boolean includeLexYaccHeaders,
ImmutableMap<String, SourcePath> lexSources,
ImmutableMap<String, SourcePath> yaccSources,
ImmutableMap<Path, SourcePath> headers,
HeaderVisibility headerVisibility) {
BuildTarget headerSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
params.getBuildTarget(), cxxPlatform.getFlavor(), headerVisibility);
Path headerSymlinkTreeRoot =
CxxDescriptionEnhancer.getHeaderSymlinkTreePath(
params.getBuildTarget(), cxxPlatform.getFlavor(), headerVisibility);
Optional<Path> headerMapLocation = Optional.absent();
if (cxxPlatform.getCpp().supportsHeaderMaps() && cxxPlatform.getCxxpp().supportsHeaderMaps()) {
headerMapLocation =
Optional.of(
getHeaderMapPath(params.getBuildTarget(), cxxPlatform.getFlavor(), headerVisibility));
}
CxxHeaderSourceSpec lexYaccSources;
if (includeLexYaccHeaders) {
lexYaccSources =
requireLexYaccSources(
params, ruleResolver, pathResolver, cxxPlatform, lexSources, yaccSources);
} else {
lexYaccSources = CxxHeaderSourceSpec.builder().build();
}
return CxxPreprocessables.createHeaderSymlinkTreeBuildRule(
pathResolver,
headerSymlinkTreeTarget,
params,
headerSymlinkTreeRoot,
headerMapLocation,
ImmutableMap.<Path, SourcePath>builder()
.putAll(headers)
.putAll(lexYaccSources.getCxxHeaders())
.build());
}
public static HeaderSymlinkTree requireHeaderSymlinkTree(
BuildRuleParams params,
BuildRuleResolver ruleResolver,
SourcePathResolver pathResolver,
CxxPlatform cxxPlatform,
boolean includeLexYaccHeaders,
ImmutableMap<String, SourcePath> lexSources,
ImmutableMap<String, SourcePath> yaccSources,
ImmutableMap<Path, SourcePath> headers,
HeaderVisibility headerVisibility) {
BuildTarget headerSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
params.getBuildTarget(), cxxPlatform.getFlavor(), headerVisibility);
// Check the cache...
Optional<BuildRule> rule = ruleResolver.getRuleOptional(headerSymlinkTreeTarget);
if (rule.isPresent()) {
Preconditions.checkState(rule.get() instanceof HeaderSymlinkTree);
return (HeaderSymlinkTree) rule.get();
}
HeaderSymlinkTree symlinkTree =
createHeaderSymlinkTree(
params,
ruleResolver,
pathResolver,
cxxPlatform,
includeLexYaccHeaders,
lexSources,
yaccSources,
headers,
headerVisibility);
ruleResolver.addToIndex(symlinkTree);
return symlinkTree;
}
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));
}
@Test
public void testInferCxxBinaryWithDeps() throws IOException {
assumeTrue(Platform.detect() != Platform.WINDOWS);
ProjectWorkspace workspace = InferHelper.setupCxxInferWorkspace(this, tmp);
CxxPlatform cxxPlatform = DefaultCxxPlatforms.build(new CxxBuckConfig(new FakeBuckConfig()));
BuildTarget inputBuildTarget = BuildTargetFactory.newInstance("//foo:binary_with_deps");
String inputBuildTargetName =
inputBuildTarget.withFlavors(CxxInferEnhancer.INFER).getFullyQualifiedName();
/*
* Build the given target and check that it succeeds.
*/
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
/*
* Check that all the required build targets have been generated.
*/
String sourceName = "src_with_deps.c";
CxxSourceRuleFactory cxxSourceRuleFactory =
CxxSourceRuleFactoryHelper.of(inputBuildTarget, cxxPlatform);
// 1. create the targets of binary_with_deps
// this is unflavored, but bounded to the InferCapture build rule
BuildTarget topCaptureBuildTarget =
cxxSourceRuleFactory.createInferCaptureBuildTarget(sourceName);
// this is unflavored, but necessary to run the compiler successfully
BuildTarget topHeaderSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
inputBuildTarget, cxxPlatform.getFlavor(), HeaderVisibility.PRIVATE);
// this is flavored, and denotes the analysis step (generates a local report)
BuildTarget topInferAnalysisTarget =
inputBuildTarget.withFlavors(CxxInferEnhancer.INFER_ANALYZE);
// this is flavored and corresponds to the top level target (the one give in input to buck)
BuildTarget topInferReportTarget = inputBuildTarget.withFlavors(CxxInferEnhancer.INFER);
// 2. create the targets of dep_one
BuildTarget depOneBuildTarget = BuildTargetFactory.newInstance("//foo:dep_one");
String depOneSourceName = "dep_one.c";
String depOneSourceFull = "foo/" + depOneSourceName;
CxxSourceRuleFactory depOneSourceRuleFactory =
CxxSourceRuleFactoryHelper.of(depOneBuildTarget, cxxPlatform);
BuildTarget depOneCaptureBuildTarget =
depOneSourceRuleFactory.createInferCaptureBuildTarget(depOneSourceName);
BuildTarget depOneHeaderSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
depOneBuildTarget, cxxPlatform.getFlavor(), HeaderVisibility.PRIVATE);
BuildTarget depOneExportedHeaderSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
depOneBuildTarget, cxxPlatform.getFlavor(), HeaderVisibility.PUBLIC);
BuildTarget depOneInferAnalysisTarget =
depOneCaptureBuildTarget.withFlavors(
cxxPlatform.getFlavor(), CxxInferEnhancer.INFER_ANALYZE);
// 3. create the targets of dep_two
BuildTarget depTwoBuildTarget = BuildTargetFactory.newInstance("//foo:dep_two");
CxxSourceRuleFactory depTwoSourceRuleFactory =
CxxSourceRuleFactoryHelper.of(depTwoBuildTarget, cxxPlatform);
BuildTarget depTwoCaptureBuildTarget =
depTwoSourceRuleFactory.createInferCaptureBuildTarget("dep_two.c");
BuildTarget depTwoHeaderSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
depTwoBuildTarget, cxxPlatform.getFlavor(), HeaderVisibility.PRIVATE);
BuildTarget depTwoExportedHeaderSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
depTwoBuildTarget, cxxPlatform.getFlavor(), HeaderVisibility.PUBLIC);
BuildTarget depTwoInferAnalysisTarget =
depTwoCaptureBuildTarget.withFlavors(
cxxPlatform.getFlavor(), CxxInferEnhancer.INFER_ANALYZE);
// Check all the targets are in the buildLog
assertEquals(
ImmutableSet.of(
topCaptureBuildTarget,
topHeaderSymlinkTreeTarget,
topInferAnalysisTarget,
topInferReportTarget,
depOneCaptureBuildTarget,
depOneHeaderSymlinkTreeTarget,
depOneExportedHeaderSymlinkTreeTarget,
depOneInferAnalysisTarget,
depTwoCaptureBuildTarget,
depTwoHeaderSymlinkTreeTarget,
depTwoExportedHeaderSymlinkTreeTarget,
depTwoInferAnalysisTarget),
workspace.getBuildLog().getAllTargets());
/*
* Check that running a build again results in no builds since nothing has changed.
*/
workspace.resetBuildLogFile(); // clear for new build
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
BuckBuildLog buildLog = workspace.getBuildLog();
assertEquals(ImmutableSet.of(topInferReportTarget), buildLog.getAllTargets());
buildLog.assertTargetHadMatchingRuleKey(topInferReportTarget.toString());
/*
* Check that if a library source file changes then the capture/analysis rules run again on
* the main target and on dep_one only.
*/
workspace.resetBuildLogFile();
workspace.replaceFileContents(depOneSourceFull, "flag > 0", "flag < 0");
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
buildLog = workspace.getBuildLog();
assertEquals(
ImmutableSet.of(
topInferAnalysisTarget, // analysis runs again
topInferReportTarget, // report runs again
topCaptureBuildTarget, // cached
depTwoInferAnalysisTarget, // cached
depOneCaptureBuildTarget, // capture of the changed file runs again
depOneExportedHeaderSymlinkTreeTarget, // cached
depOneHeaderSymlinkTreeTarget, // cached
depOneInferAnalysisTarget), // analysis of the library runs again
buildLog.getAllTargets());
buildLog.assertTargetBuiltLocally(topInferAnalysisTarget.toString());
buildLog.assertTargetBuiltLocally(topInferReportTarget.toString());
buildLog.assertTargetHadMatchingRuleKey(topCaptureBuildTarget.toString());
buildLog.assertTargetHadMatchingRuleKey(depTwoInferAnalysisTarget.toString());
buildLog.assertTargetBuiltLocally(depOneCaptureBuildTarget.toString());
buildLog.assertTargetHadMatchingRuleKey(depOneExportedHeaderSymlinkTreeTarget.toString());
buildLog.assertTargetHadMatchingRuleKey(depOneHeaderSymlinkTreeTarget.toString());
buildLog.assertTargetBuiltLocally(depOneInferAnalysisTarget.toString());
}
@Test
public void testInferCxxBinaryWithoutDeps() throws IOException {
assumeTrue(Platform.detect() != Platform.WINDOWS);
ProjectWorkspace workspace = InferHelper.setupCxxInferWorkspace(this, tmp);
CxxPlatform cxxPlatform = DefaultCxxPlatforms.build(new CxxBuckConfig(new FakeBuckConfig()));
BuildTarget inputBuildTarget = BuildTargetFactory.newInstance("//foo:simple");
String inputBuildTargetName =
inputBuildTarget.withFlavors(CxxInferEnhancer.INFER).getFullyQualifiedName();
/*
* Build the given target and check that it succeeds.
*/
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
/*
* Check that all the required build targets have been generated.
*/
String sourceName = "simple.cpp";
String sourceFull = "foo/" + sourceName;
CxxSourceRuleFactory cxxSourceRuleFactory =
CxxSourceRuleFactoryHelper.of(inputBuildTarget, cxxPlatform);
// this is unflavored, but bounded to the InferCapture build rule
BuildTarget captureBuildTarget = cxxSourceRuleFactory.createInferCaptureBuildTarget(sourceName);
// this is unflavored, but necessary to run the compiler successfully
BuildTarget headerSymlinkTreeTarget =
CxxDescriptionEnhancer.createHeaderSymlinkTreeTarget(
inputBuildTarget, cxxPlatform.getFlavor(), HeaderVisibility.PRIVATE);
// this is flavored, and denotes the analysis step (generates a local report)
BuildTarget inferAnalysisTarget = inputBuildTarget.withFlavors(CxxInferEnhancer.INFER_ANALYZE);
// this is flavored and corresponds to the top level target (the one give in input to buck)
BuildTarget inferReportTarget = inputBuildTarget.withFlavors(CxxInferEnhancer.INFER);
ImmutableSet<BuildTarget> expectedTargets =
ImmutableSet.<BuildTarget>builder()
.addAll(
ImmutableSet.of(
headerSymlinkTreeTarget,
captureBuildTarget,
inferAnalysisTarget,
inferReportTarget))
.build();
BuckBuildLog buildLog = workspace.getBuildLog();
assertEquals(expectedTargets, buildLog.getAllTargets());
buildLog.assertTargetBuiltLocally(headerSymlinkTreeTarget.toString());
buildLog.assertTargetBuiltLocally(captureBuildTarget.toString());
buildLog.assertTargetBuiltLocally(inferAnalysisTarget.toString());
buildLog.assertTargetBuiltLocally(inferReportTarget.toString());
/*
* Check that running a build again results in no builds since nothing has changed.
*/
workspace.resetBuildLogFile(); // clear for new build
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
buildLog = workspace.getBuildLog();
assertEquals(ImmutableSet.of(inferReportTarget), buildLog.getAllTargets());
buildLog.assertTargetHadMatchingRuleKey(inferReportTarget.toString());
/*
* Check that changing the source file results in running the capture/analysis rules again.
*/
workspace.resetBuildLogFile();
workspace.replaceFileContents(sourceFull, "*s = 42;", "");
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
buildLog = workspace.getBuildLog();
assertEquals(expectedTargets, buildLog.getAllTargets());
buildLog.assertTargetBuiltLocally(captureBuildTarget.toString());
buildLog.assertTargetBuiltLocally(inferAnalysisTarget.toString());
buildLog.assertTargetHadMatchingRuleKey(headerSymlinkTreeTarget.toString());
}
