@Test
public void testUberCompilationDatabase() throws IOException {
ProjectWorkspace workspace =
TestDataHelper.createProjectWorkspaceForScenario(this, "compilation_database", tmp);
workspace.setUp();
BuildTarget target =
BuildTargetFactory.newInstance("//:test#default,uber-compilation-database");
ProjectFilesystem filesystem = new FakeProjectFilesystem();
Path compilationDatabase = workspace.buildAndReturnOutput(target.getFullyQualifiedName());
Path rootPath = tmp.getRoot();
assertEquals(
BuildTargets.getGenPath(
filesystem, target, "uber-compilation-database-%s/compile_commands.json"),
rootPath.relativize(compilationDatabase));
Path binaryHeaderSymlinkTreeFolder =
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("default"), CxxDescriptionEnhancer.HEADER_SYMLINK_TREE_FLAVOR),
"%s");
Path binaryExportedHeaderSymlinkTreeFolder =
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("default"),
CxxDescriptionEnhancer.EXPORTED_HEADER_SYMLINK_TREE_FLAVOR),
"%s");
Map<String, CxxCompilationDatabaseEntry> fileToEntry =
CxxCompilationDatabaseUtils.parseCompilationDatabaseJsonFile(compilationDatabase);
assertEquals(1, fileToEntry.size());
assertHasEntry(
fileToEntry,
"test.cpp",
new ImmutableList.Builder<String>()
.add(COMPILER_PATH)
.add("-fPIC")
.add("-fPIC")
.add("-I")
.add(headerSymlinkTreePath(binaryHeaderSymlinkTreeFolder).toString())
.add("-I")
.add(headerSymlinkTreePath(binaryExportedHeaderSymlinkTreeFolder).toString())
.addAll(getExtraFlagsForHeaderMaps(filesystem))
.addAll(COMPILER_SPECIFIC_FLAGS)
.add("-x")
.add("c++")
.add("-c")
.add("-o")
.add(
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("default"),
ImmutableFlavor.of("compile-pic-" + sanitize("test.cpp.o"))),
"%s/test.cpp.o")
.toString())
.add(rootPath.resolve(Paths.get("test.cpp")).toRealPath().toString())
.build());
}
@Test
public void testInferCxxBinaryDepsCaching() throws IOException {
assumeTrue(Platform.detect() != Platform.WINDOWS);
ProjectWorkspace workspace = InferHelper.setupCxxInferWorkspace(this, tmp);
workspace.enableDirCache(); // enable the cache
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 building after clean will use the cache
*/
workspace.runBuckCommand("clean").assertSuccess();
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
BuckBuildLog buildLog = workspace.getBuildLog();
for (BuildTarget buildTarget : buildLog.getAllTargets()) {
buildLog.assertTargetWasFetchedFromCache(buildTarget.toString());
}
/*
* Check that if the file in the binary target changes, then all the deps will be fetched
* from the cache
*/
String sourceName = "src_with_deps.c";
workspace.replaceFileContents("foo/" + sourceName, "10", "30");
workspace.runBuckCommand("clean").assertSuccess();
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
buildLog = workspace.getBuildLog();
CxxSourceRuleFactory cxxSourceRuleFactory =
CxxSourceRuleFactoryHelper.of(inputBuildTarget, cxxPlatform);
BuildTarget captureBuildTarget = cxxSourceRuleFactory.createInferCaptureBuildTarget(sourceName);
// this is flavored, and denotes the analysis step (generates a local report)
BuildTarget inferAnalysisTarget = inputBuildTarget.withFlavors(CxxInferEnhancer.INFER_ANALYZE);
// this is the flavored version of the top level target (the one give in input to buck)
BuildTarget inferReportTarget = inputBuildTarget.withFlavors(CxxInferEnhancer.INFER);
String bt;
for (BuildTarget buildTarget : buildLog.getAllTargets()) {
bt = buildTarget.toString();
if (bt.equals(inferAnalysisTarget.toString())
|| bt.equals(captureBuildTarget.toString())
|| bt.equals(inferReportTarget.toString())) {
buildLog.assertTargetBuiltLocally(bt);
} else {
buildLog.assertTargetWasFetchedFromCache(buildTarget.toString());
}
}
}
@Test
public void compilationDatabaseFetchedFromCacheAlsoFetchesSymlinkTreeOrHeaderMap()
throws IOException {
ProjectWorkspace workspace =
TestDataHelper.createProjectWorkspaceForScenario(this, "compilation_database", tmp);
workspace.setUp();
ProjectFilesystem filesystem = new FakeProjectFilesystem();
// This test only fails if the directory cache is enabled and we don't update
// the header map/symlink tree correctly when fetching from the cache.
workspace.enableDirCache();
addLibraryHeaderFiles(workspace);
BuildTarget target =
BuildTargetFactory.newInstance("//:library_with_header#default,compilation-database");
// Populate the cache with the built rule
workspace.buildAndReturnOutput(target.getFullyQualifiedName());
Path headerSymlinkTreeFolder =
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("default"), CxxDescriptionEnhancer.HEADER_SYMLINK_TREE_FLAVOR),
"%s");
Path exportedHeaderSymlinkTreeFolder =
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("default"),
CxxDescriptionEnhancer.EXPORTED_HEADER_SYMLINK_TREE_FLAVOR),
"%s");
// Validate the symlink tree/header maps
verifyHeaders(workspace, headerSymlinkTreeFolder, "bar.h", "baz.h", "blech_private.h");
verifyHeaders(workspace, exportedHeaderSymlinkTreeFolder, "bar.h", "baz.h");
// Delete the newly-added files and build again
Files.delete(workspace.getPath("baz.h"));
Files.delete(workspace.getPath("blech_private.h"));
workspace.buildAndReturnOutput(target.getFullyQualifiedName());
verifyHeaders(workspace, headerSymlinkTreeFolder, "bar.h");
verifyHeaders(workspace, exportedHeaderSymlinkTreeFolder, "bar.h");
// Restore the headers, build again, and check the symlink tree/header maps
addLibraryHeaderFiles(workspace);
workspace.buildAndReturnOutput(target.getFullyQualifiedName());
verifyHeaders(workspace, headerSymlinkTreeFolder, "bar.h", "baz.h", "blech_private.h");
verifyHeaders(workspace, exportedHeaderSymlinkTreeFolder, "bar.h", "baz.h");
}
@Test
public void testInferCxxBinaryWithCachedDepsGetsAllItsTransitiveDeps() throws IOException {
assumeTrue(Platform.detect() != Platform.WINDOWS);
ProjectWorkspace workspace = InferHelper.setupCxxInferWorkspace(this, tmp);
workspace.enableDirCache(); // enable the cache
BuildTarget inputBuildTarget = BuildTargetFactory.newInstance("//foo:binary_with_chain_deps");
String inputBuildTargetName =
inputBuildTarget.withFlavors(CxxInferEnhancer.INFER).getFullyQualifiedName();
/*
* Build the given target and check that it succeeds.
*/
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
/*
* Check that building after clean will use the cache
*/
workspace.runBuckCommand("clean").assertSuccess();
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
BuckBuildLog buildLog = workspace.getBuildLog();
for (BuildTarget buildTarget : buildLog.getAllTargets()) {
buildLog.assertTargetWasFetchedFromCache(buildTarget.toString());
}
/*
* Check that if the file in the top target changes, then all the transitive deps will be
* fetched from the cache (even those that are not direct dependencies).
* Make sure there's the specs file of the dependency that has distance 2 from
* the binary target.
*/
String sourceName = "top_chain.c";
workspace.replaceFileContents("foo/" + sourceName, "*p += 1", "*p += 10");
workspace.runBuckCommand("clean").assertSuccess();
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
// Check all the buildrules were fetched from the cache (and there's the specs file)
assertTrue(
"Expected specs file for func_ret_null() in chain_dep_two.c not found",
workspace
.getPath(
"buck-out/gen/foo/infer-analysis-chain_dep_two#default,infer-analyze/specs/"
+ "mockedSpec.specs")
.toFile()
.exists());
}
@Test
public void testInferCxxBinaryMergesAllReportsOfDependencies() throws IOException {
assumeTrue(Platform.detect() != Platform.WINDOWS);
ProjectWorkspace workspace = InferHelper.setupCxxInferWorkspace(this, tmp);
BuildTarget inputBuildTarget = BuildTargetFactory.newInstance("//foo:binary_with_chain_deps");
String inputBuildTargetName =
inputBuildTarget.withFlavors(CxxInferEnhancer.INFER).getFullyQualifiedName();
/*
* Build the given target and check that it succeeds.
*/
workspace.runBuckCommand("build", inputBuildTargetName).assertSuccess();
String reportPath = "buck-out/gen/foo/infer-binary_with_chain_deps#infer/report.json";
List<Object> bugs = InferHelper.loadInferReport(workspace, reportPath);
// check that the merge step has merged a total of 3 bugs, one for each target
// (chain_dep_two, chain_dep_one, binary_with_chain_deps)
Assert.assertThat(
"3 bugs expected in " + reportPath + " not found", bugs.size(), Matchers.equalTo(3));
}
@Test
public void testAppleLibraryIsHermetic() throws IOException {
assumeTrue(Platform.detect() == Platform.MACOS);
ProjectWorkspace workspace =
TestDataHelper.createProjectWorkspaceForScenario(this, "apple_library_is_hermetic", tmp);
workspace.setUp();
ProjectFilesystem filesystem = new ProjectFilesystem(workspace.getDestPath());
BuildTarget target =
BuildTargetFactory.newInstance(
"//Libraries/TestLibrary:TestLibrary#static,iphonesimulator-x86_64");
ProjectWorkspace.ProcessResult first =
workspace.runBuckCommand(
workspace.getPath("first"), "build", target.getFullyQualifiedName());
first.assertSuccess();
ProjectWorkspace.ProcessResult second =
workspace.runBuckCommand(
workspace.getPath("second"), "build", target.getFullyQualifiedName());
second.assertSuccess();
Path objectPath =
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("compile-" + sanitize("TestClass.m.o")),
ImmutableFlavor.of("iphonesimulator-x86_64")),
"%s")
.resolve("TestClass.m.o");
MoreAsserts.assertContentsEqual(
workspace.getPath(Paths.get("first").resolve(objectPath)),
workspace.getPath(Paths.get("second").resolve(objectPath)));
Path libraryPath =
BuildTargets.getGenPath(filesystem, target, "%s").resolve("libTestLibrary.a");
MoreAsserts.assertContentsEqual(
workspace.getPath(Paths.get("first").resolve(libraryPath)),
workspace.getPath(Paths.get("second").resolve(libraryPath)));
}
@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());
}
@Test
public void binaryWithDependenciesCompilationDatabase() throws IOException {
BuildTarget target = BuildTargetFactory.newInstance("//:binary_with_dep#compilation-database");
Path compilationDatabase = workspace.buildAndReturnOutput(target.getFullyQualifiedName());
ProjectFilesystem filesystem = new FakeProjectFilesystem();
Path rootPath = tmp.getRoot();
assertEquals(
BuildTargets.getGenPath(filesystem, target, "__%s.json"),
rootPath.relativize(compilationDatabase));
Path binaryHeaderSymlinkTreeFolder =
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("default"), CxxDescriptionEnhancer.HEADER_SYMLINK_TREE_FLAVOR),
"%s");
assertTrue(Files.exists(rootPath.resolve(binaryHeaderSymlinkTreeFolder)));
BuildTarget libraryTarget = BuildTargetFactory.newInstance("//:library_with_header");
Path libraryExportedHeaderSymlinkTreeFolder =
BuildTargets.getGenPath(
filesystem,
libraryTarget.withFlavors(
ImmutableFlavor.of("default"),
CxxDescriptionEnhancer.EXPORTED_HEADER_SYMLINK_TREE_FLAVOR),
"%s");
// Verify that symlink folders for headers are created and header file is linked.
assertTrue(Files.exists(rootPath.resolve(libraryExportedHeaderSymlinkTreeFolder)));
assertTrue(Files.exists(rootPath.resolve(libraryExportedHeaderSymlinkTreeFolder + "/bar.h")));
Map<String, CxxCompilationDatabaseEntry> fileToEntry =
CxxCompilationDatabaseUtils.parseCompilationDatabaseJsonFile(compilationDatabase);
assertEquals(1, fileToEntry.size());
assertHasEntry(
fileToEntry,
"foo.cpp",
new ImmutableList.Builder<String>()
.add(COMPILER_PATH)
.add("-I")
.add(headerSymlinkTreePath(binaryHeaderSymlinkTreeFolder).toString())
.add("-I")
.add(headerSymlinkTreePath(libraryExportedHeaderSymlinkTreeFolder).toString())
.addAll(getExtraFlagsForHeaderMaps(filesystem))
.addAll(COMPILER_SPECIFIC_FLAGS)
.add("-x")
.add("c++")
.add("-c")
.add("-o")
.add(
BuildTargets.getGenPath(
filesystem,
target.withFlavors(
ImmutableFlavor.of("default"),
ImmutableFlavor.of("compile-" + sanitize("foo.cpp.o"))),
"%s/foo.cpp.o")
.toString())
.add(rootPath.resolve(Paths.get("foo.cpp")).toRealPath().toString())
.build());
}
@Test
public void shouldBeAbleToConstructACxxLibraryFromThrift() throws Exception {
ProjectWorkspace workspace = TestDataHelper.createProjectWorkspaceForScenario(this, "cxx", tmp);
workspace.setUp();
BuckEventBus eventBus = BuckEventBusFactory.newInstance();
ProjectFilesystem filesystem = new ProjectFilesystem(workspace.getDestPath());
Path compiler =
new ExecutableFinder()
.getExecutable(Paths.get("echo"), ImmutableMap.copyOf(System.getenv()));
BuckConfig config =
FakeBuckConfig.builder()
.setFilesystem(filesystem)
.setSections(
"[thrift]",
"compiler = " + compiler,
"compiler2 = " + compiler,
"cpp_library = //thrift:fake",
"cpp_reflection_library = //thrift:fake")
.build();
TypeCoercerFactory typeCoercerFactory = new DefaultTypeCoercerFactory();
Parser parser =
new Parser(
new ParserConfig(config),
typeCoercerFactory,
new ConstructorArgMarshaller(typeCoercerFactory));
Cell cell =
Cell.createCell(
filesystem,
new TestConsole(),
Watchman.NULL_WATCHMAN,
config,
new KnownBuildRuleTypesFactory(
new ProcessExecutor(new TestConsole()),
new FakeAndroidDirectoryResolver(),
Optional.<Path>absent()),
new FakeAndroidDirectoryResolver(),
new DefaultClock());
BuildTarget target = BuildTargetFactory.newInstance(filesystem, "//thrift:exe");
TargetGraph targetGraph =
parser.buildTargetGraph(
eventBus, cell, false, Executors.newSingleThreadExecutor(), ImmutableSet.of(target));
TargetNodeToBuildRuleTransformer transformer = new BuildTargetNodeToBuildRuleTransformer();
// There was a case where the cxx library being generated wouldn't put the header into the tree
// with the right flavour. This catches this case without us needing to stick a working thrift
// compiler into buck's own source.
Pair<ActionGraph, BuildRuleResolver> actionGraphAndResolver =
new TargetGraphToActionGraph(eventBus, transformer).apply(targetGraph);
// This is to cover the case where we weren't passing flavors around correctly, which ended
// making the binary depend 'placeholder' BuildRules instead of real ones. This is the
// regression test for that case.
BuildRuleResolver ruleResolver = actionGraphAndResolver.getSecond();
BuildTarget binaryFlavor = target.withFlavors(ImmutableFlavor.of("binary"));
ImmutableSortedSet<BuildRule> deps = ruleResolver.getRule(binaryFlavor).getDeps();
assertThat(
FluentIterable.from(deps)
.anyMatch(
new Predicate<BuildRule>() {
@Override
public boolean apply(BuildRule input) {
return input instanceof NoopBuildRule;
}
}),
Matchers.is(false));
}