Enable CppCodeGenerator for benchmark.

Before push: add a dummy 8-target json file in the beginning of
file_list, so there will be 8 charts initialized.

RELNOTES: Bazel benchmark (perf.bazel.build) supports Java and Cpp targets.

--
PiperOrigin-RevId: 150740780
MOS_MIGRATED_REVID=150740780

3 files changed, 27 insertions, 10 deletions

diff --git a/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/BazelBuildCaseTest.java b/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/BazelBuildCaseTest.java
index 44fbc41da0..ef7526a5d2 100644
--- a/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/BazelBuildCaseTest.java
+++ b/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/BazelBuildCaseTest.java
@@ -71,9 +71,24 @@ public class BazelBuildCaseTest {
     ImmutableSet<String> destinationList =
         fileArrayToImmutableSet(destination.toFile().listFiles());
     assertThat(sourceList)
-        .containsExactly("AFewFiles", "LongChainedDeps", "ManyFiles", "ParallelDeps");
+        .containsExactly("cpp", "java");
     assertThat(destinationList)
-        .containsExactly("AFewFiles", "LongChainedDeps", "ManyFiles", "ParallelDeps", "WORKSPACE");
+        .containsExactly("cpp", "java", "WORKSPACE");
+
+    ImmutableSet<String> targets = ImmutableSet.of(
+        "AFewFiles", "LongChainedDeps", "ManyFiles", "ParallelDeps");
+    ImmutableSet<String> sourceCppList =
+        fileArrayToImmutableSet(source.resolve("cpp").toFile().listFiles());
+    ImmutableSet<String> sourceJavaList =
+        fileArrayToImmutableSet(source.resolve("java").toFile().listFiles());
+    ImmutableSet<String> destinationCppList =
+        fileArrayToImmutableSet(destination.resolve("cpp").toFile().listFiles());
+    ImmutableSet<String> destinationJavaList =
+        fileArrayToImmutableSet(destination.resolve("java").toFile().listFiles());
+    assertThat(sourceCppList).containsExactlyElementsIn(targets);
+    assertThat(sourceJavaList).containsExactlyElementsIn(targets);
+    assertThat(destinationCppList).containsExactlyElementsIn(targets);
+    assertThat(destinationJavaList).containsExactlyElementsIn(targets);
   }
 
   private static ImmutableSet<String> fileArrayToImmutableSet(File[] files) {
diff --git a/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/CppCodeGeneratorTest.java b/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/CppCodeGeneratorTest.java
index 87154669ca..500cf704b8 100644
--- a/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/CppCodeGeneratorTest.java
+++ b/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/CppCodeGeneratorTest.java
@@ -57,18 +57,18 @@ public class CppCodeGeneratorTest {
 
     // Target 1: a few files
     checkSimpleTarget(
-        dir, JavaCodeGenerator.TARGET_A_FEW_FILES, JavaCodeGenerator.SIZE_A_FEW_FILES);
+        dir, CppCodeGenerator.TARGET_A_FEW_FILES, cppCodeGenerator.getSizeAFewFiles());
 
     // Target 2: many files
-    checkSimpleTarget(dir, JavaCodeGenerator.TARGET_MANY_FILES, JavaCodeGenerator.SIZE_MANY_FILES);
+    checkSimpleTarget(dir, CppCodeGenerator.TARGET_MANY_FILES, cppCodeGenerator.getSizeManyFiles());
 
     // Target 3: long chained deps
     checkDepsTarget(
-        dir, JavaCodeGenerator.TARGET_LONG_CHAINED_DEPS, JavaCodeGenerator.SIZE_LONG_CHAINED_DEPS);
+        dir, CppCodeGenerator.TARGET_LONG_CHAINED_DEPS, cppCodeGenerator.getSizeLongChainedDeps());
 
     // Target 4: parallel deps
     checkDepsTarget(
-        dir, JavaCodeGenerator.TARGET_PARALLEL_DEPS, JavaCodeGenerator.SIZE_PARALLEL_DEPS);
+        dir, CppCodeGenerator.TARGET_PARALLEL_DEPS, cppCodeGenerator.getSizeParallelDeps());
   }
 
   private static ImmutableSet<String> fileArrayToImmutableSet(File[] files) {
diff --git a/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/JavaCodeGeneratorTest.java b/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/JavaCodeGeneratorTest.java
index 1e7985436b..24db84f410 100644
--- a/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/JavaCodeGeneratorTest.java
+++ b/src/tools/benchmark/javatests/com/google/devtools/build/benchmark/codegenerator/JavaCodeGeneratorTest.java
@@ -58,21 +58,23 @@ public class JavaCodeGeneratorTest {
     // Target 1: a few files
     checkProjectPathContains(dir, JavaCodeGenerator.TARGET_A_FEW_FILES);
     checkSimpleTarget(
-        dir, JavaCodeGenerator.TARGET_A_FEW_FILES, JavaCodeGenerator.SIZE_A_FEW_FILES);
+        dir, JavaCodeGenerator.TARGET_A_FEW_FILES, javaCodeGenerator.getSizeAFewFiles());
 
     // Target 2: many files
     checkProjectPathContains(dir, JavaCodeGenerator.TARGET_MANY_FILES);
-    checkSimpleTarget(dir, JavaCodeGenerator.TARGET_MANY_FILES, JavaCodeGenerator.SIZE_MANY_FILES);
+    checkSimpleTarget(
+        dir, JavaCodeGenerator.TARGET_MANY_FILES, javaCodeGenerator.getSizeManyFiles());
 
     // Target 3: long chained deps
     checkProjectPathContains(dir, JavaCodeGenerator.TARGET_LONG_CHAINED_DEPS);
     checkDepsTarget(
-        dir, JavaCodeGenerator.TARGET_LONG_CHAINED_DEPS, JavaCodeGenerator.SIZE_LONG_CHAINED_DEPS);
+        dir, JavaCodeGenerator.TARGET_LONG_CHAINED_DEPS,
+        javaCodeGenerator.getSizeLongChainedDeps());
 
     // Target 4: parallel deps
     checkProjectPathContains(dir, JavaCodeGenerator.TARGET_PARALLEL_DEPS);
     checkDepsTarget(
-        dir, JavaCodeGenerator.TARGET_PARALLEL_DEPS, JavaCodeGenerator.SIZE_PARALLEL_DEPS);
+        dir, JavaCodeGenerator.TARGET_PARALLEL_DEPS, javaCodeGenerator.getSizeParallelDeps());
   }
 
   private static ImmutableSet<String> fileArrayToImmutableSet(File[] files) {