Merge "Allow apex to use generated file_contexts" into main
diff --git a/aconfig/init.go b/aconfig/init.go
index 3d62714..626e66d 100644
--- a/aconfig/init.go
+++ b/aconfig/init.go
@@ -40,7 +40,7 @@
 			Restat: true,
 		}, "release_version", "package", "declarations", "values", "default-permission")
 
-	// For java_aconfig_library: Generate java file
+	// For java_aconfig_library: Generate java library
 	javaRule = pctx.AndroidStaticRule("java_aconfig_library",
 		blueprint.RuleParams{
 			Command: `rm -rf ${out}.tmp` +
@@ -58,7 +58,7 @@
 			Restat: true,
 		}, "mode")
 
-	// For java_aconfig_library: Generate java file
+	// For cc_aconfig_library: Generate C++ library
 	cppRule = pctx.AndroidStaticRule("cc_aconfig_library",
 		blueprint.RuleParams{
 			Command: `rm -rf ${gendir}` +
@@ -69,10 +69,10 @@
 				`    --out ${gendir}`,
 			CommandDeps: []string{
 				"$aconfig",
-				"$soong_zip",
 			},
 		}, "gendir", "mode")
 
+	// For rust_aconfig_library: Generate Rust library
 	rustRule = pctx.AndroidStaticRule("rust_aconfig_library",
 		blueprint.RuleParams{
 			Command: `rm -rf ${gendir}` +
@@ -83,11 +83,10 @@
 				`    --out ${gendir}`,
 			CommandDeps: []string{
 				"$aconfig",
-				"$soong_zip",
 			},
 		}, "gendir", "mode")
 
-	// For all_aconfig_declarations
+	// For all_aconfig_declarations: Combine all parsed_flags proto files
 	allDeclarationsRule = pctx.AndroidStaticRule("all_aconfig_declarations_dump",
 		blueprint.RuleParams{
 			Command: `${aconfig} dump --format protobuf --out ${out} ${cache_files}`,
diff --git a/android/apex_contributions.go b/android/apex_contributions.go
index 6eaca8b..9b188de 100644
--- a/android/apex_contributions.go
+++ b/android/apex_contributions.go
@@ -98,7 +98,7 @@
 func (a *allApexContributions) SetPrebuiltSelectionInfoProvider(ctx BaseModuleContext) {
 	addContentsToProvider := func(p *PrebuiltSelectionInfoMap, m *apexContributions) {
 		for _, content := range m.Contents() {
-			if !ctx.OtherModuleExists(content) {
+			if !ctx.OtherModuleExists(content) && !ctx.Config().AllowMissingDependencies() {
 				ctx.ModuleErrorf("%s listed in apex_contributions %s does not exist\n", content, m.Name())
 			}
 			pi := &PrebuiltSelectionInfo{
diff --git a/android/config.go b/android/config.go
index 572e006..a69adc3 100644
--- a/android/config.go
+++ b/android/config.go
@@ -570,8 +570,6 @@
 		config: config,
 	}
 
-	config.productVariables.Build_from_text_stub = boolPtr(config.BuildFromTextStub())
-
 	// Soundness check of the build and source directories. This won't catch strange
 	// configurations with symlinks, but at least checks the obvious case.
 	absBuildDir, err := filepath.Abs(cmdArgs.SoongOutDir)
@@ -694,6 +692,7 @@
 		"framework-media":                   {},
 		"framework-mediaprovider":           {},
 		"framework-ondevicepersonalization": {},
+		"framework-pdf":                     {},
 		"framework-permission":              {},
 		"framework-permission-s":            {},
 		"framework-scheduling":              {},
@@ -707,6 +706,8 @@
 		"i18n.module.public.api":            {},
 	}
 
+	config.productVariables.Build_from_text_stub = boolPtr(config.BuildFromTextStub())
+
 	return Config{config}, err
 }
 
@@ -2075,11 +2076,17 @@
 	return c.IsEnvTrue("EMMA_INSTRUMENT") || c.IsEnvTrue("EMMA_INSTRUMENT_STATIC") || c.IsEnvTrue("EMMA_INSTRUMENT_FRAMEWORK")
 }
 
+func (c *deviceConfig) BuildFromSourceStub() bool {
+	return Bool(c.config.productVariables.BuildFromSourceStub)
+}
+
 func (c *config) BuildFromTextStub() bool {
 	// TODO: b/302320354 - Remove the coverage build specific logic once the
 	// robust solution for handling native properties in from-text stub build
 	// is implemented.
-	return !c.buildFromSourceStub && !c.JavaCoverageEnabled() && !c.IsEnvTrue("BUILD_FROM_SOURCE_STUB")
+	return !c.buildFromSourceStub &&
+		!c.JavaCoverageEnabled() &&
+		!c.deviceConfig.BuildFromSourceStub()
 }
 
 func (c *config) SetBuildFromTextStub(b bool) {
diff --git a/android/module_context.go b/android/module_context.go
index 0b4d28c..a0a4104 100644
--- a/android/module_context.go
+++ b/android/module_context.go
@@ -114,7 +114,7 @@
 	// installed file will be returned by PackagingSpecs() on this module or by
 	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
 	// for which IsInstallDepNeeded returns true.
-	InstallExecutable(installPath InstallPath, name string, srcPath Path, deps ...Path) InstallPath
+	InstallExecutable(installPath InstallPath, name string, srcPath Path, deps ...InstallPath) InstallPath
 
 	// InstallFile creates a rule to copy srcPath to name in the installPath directory,
 	// with the given additional dependencies.
@@ -123,7 +123,7 @@
 	// installed file will be returned by PackagingSpecs() on this module or by
 	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
 	// for which IsInstallDepNeeded returns true.
-	InstallFile(installPath InstallPath, name string, srcPath Path, deps ...Path) InstallPath
+	InstallFile(installPath InstallPath, name string, srcPath Path, deps ...InstallPath) InstallPath
 
 	// InstallFileWithExtraFilesZip creates a rule to copy srcPath to name in the installPath
 	// directory, and also unzip a zip file containing extra files to install into the same
@@ -133,7 +133,7 @@
 	// installed file will be returned by PackagingSpecs() on this module or by
 	// TransitivePackagingSpecs() on modules that depend on this module through dependency tags
 	// for which IsInstallDepNeeded returns true.
-	InstallFileWithExtraFilesZip(installPath InstallPath, name string, srcPath Path, extraZip Path, deps ...Path) InstallPath
+	InstallFileWithExtraFilesZip(installPath InstallPath, name string, srcPath Path, extraZip Path, deps ...InstallPath) InstallPath
 
 	// InstallSymlink creates a rule to create a symlink from src srcPath to name in the installPath
 	// directory.
@@ -451,17 +451,17 @@
 }
 
 func (m *moduleContext) InstallFile(installPath InstallPath, name string, srcPath Path,
-	deps ...Path) InstallPath {
+	deps ...InstallPath) InstallPath {
 	return m.installFile(installPath, name, srcPath, deps, false, nil)
 }
 
 func (m *moduleContext) InstallExecutable(installPath InstallPath, name string, srcPath Path,
-	deps ...Path) InstallPath {
+	deps ...InstallPath) InstallPath {
 	return m.installFile(installPath, name, srcPath, deps, true, nil)
 }
 
 func (m *moduleContext) InstallFileWithExtraFilesZip(installPath InstallPath, name string, srcPath Path,
-	extraZip Path, deps ...Path) InstallPath {
+	extraZip Path, deps ...InstallPath) InstallPath {
 	return m.installFile(installPath, name, srcPath, deps, false, &extraFilesZip{
 		zip: extraZip,
 		dir: installPath,
@@ -487,23 +487,23 @@
 	return spec
 }
 
-func (m *moduleContext) installFile(installPath InstallPath, name string, srcPath Path, deps []Path,
+func (m *moduleContext) installFile(installPath InstallPath, name string, srcPath Path, deps []InstallPath,
 	executable bool, extraZip *extraFilesZip) InstallPath {
 
 	fullInstallPath := installPath.Join(m, name)
 	m.module.base().hooks.runInstallHooks(m, srcPath, fullInstallPath, false)
 
 	if !m.skipInstall() {
-		deps = append(deps, InstallPaths(m.module.base().installFilesDepSet.ToList()).Paths()...)
+		deps = append(deps, InstallPaths(m.module.base().installFilesDepSet.ToList())...)
 
 		var implicitDeps, orderOnlyDeps Paths
 
 		if m.Host() {
 			// Installed host modules might be used during the build, depend directly on their
 			// dependencies so their timestamp is updated whenever their dependency is updated
-			implicitDeps = deps
+			implicitDeps = InstallPaths(deps).Paths()
 		} else {
-			orderOnlyDeps = deps
+			orderOnlyDeps = InstallPaths(deps).Paths()
 		}
 
 		if m.Config().KatiEnabled() {
diff --git a/android/paths.go b/android/paths.go
index a6cda38..37504b6 100644
--- a/android/paths.go
+++ b/android/paths.go
@@ -2210,6 +2210,14 @@
 	RelativeInstallPath string
 }
 
+func (d *DataPath) ToRelativeInstallPath() string {
+	relPath := d.SrcPath.Rel()
+	if d.RelativeInstallPath != "" {
+		relPath = filepath.Join(d.RelativeInstallPath, relPath)
+	}
+	return relPath
+}
+
 // PathsIfNonNil returns a Paths containing only the non-nil input arguments.
 func PathsIfNonNil(paths ...Path) Paths {
 	if len(paths) == 0 {
diff --git a/android/variable.go b/android/variable.go
index 648e4cf..fe3a6d7 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -494,6 +494,8 @@
 	Release_expose_flagged_api *bool `json:",omitempty"`
 
 	BuildFlags map[string]string `json:",omitempty"`
+
+	BuildFromSourceStub *bool `json:",omitempty"`
 }
 
 type PartitionQualifiedVariablesType struct {
diff --git a/apex/apex.go b/apex/apex.go
index 4c02305..ecc794b 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -1890,7 +1890,7 @@
 		installSuffix = imageCapexSuffix
 	}
 	a.installedFile = ctx.InstallFile(a.installDir, a.Name()+installSuffix, a.outputFile,
-		a.compatSymlinks.Paths()...)
+		a.compatSymlinks...)
 
 	// filesInfo in mixed mode must retrieve all information about the apex's
 	// contents completely from the Starlark providers. It should never rely on
diff --git a/apex/builder.go b/apex/builder.go
index 8ec07fa..3f358ac 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -565,13 +565,8 @@
 		// Copy the test files (if any)
 		for _, d := range fi.dataPaths {
 			// TODO(eakammer): This is now the third repetition of ~this logic for test paths, refactoring should be possible
-			relPath := d.SrcPath.Rel()
-			dataPath := d.SrcPath.String()
-			if !strings.HasSuffix(dataPath, relPath) {
-				panic(fmt.Errorf("path %q does not end with %q", dataPath, relPath))
-			}
-
-			dataDest := imageDir.Join(ctx, fi.apexRelativePath(relPath), d.RelativeInstallPath).String()
+			relPath := d.ToRelativeInstallPath()
+			dataDest := imageDir.Join(ctx, fi.apexRelativePath(relPath)).String()
 
 			copyCommands = append(copyCommands, "cp -f "+d.SrcPath.String()+" "+dataDest)
 			implicitInputs = append(implicitInputs, d.SrcPath)
@@ -958,7 +953,7 @@
 
 	// Install to $OUT/soong/{target,host}/.../apex.
 	a.installedFile = ctx.InstallFile(a.installDir, a.Name()+installSuffix, a.outputFile,
-		a.compatSymlinks.Paths()...)
+		a.compatSymlinks...)
 
 	// installed-files.txt is dist'ed
 	a.installedFilesFile = a.buildInstalledFilesFile(ctx, a.outputFile, imageDir)
@@ -1097,7 +1092,8 @@
 		if f.installDir == "bin" || strings.HasPrefix(f.installDir, "bin/") {
 			executablePaths = append(executablePaths, pathInApex)
 			for _, d := range f.dataPaths {
-				readOnlyPaths = append(readOnlyPaths, filepath.Join(f.installDir, d.RelativeInstallPath, d.SrcPath.Rel()))
+				rel := d.ToRelativeInstallPath()
+				readOnlyPaths = append(readOnlyPaths, filepath.Join(f.installDir, rel))
 			}
 			for _, s := range f.symlinks {
 				executablePaths = append(executablePaths, filepath.Join(f.installDir, s))
diff --git a/apex/prebuilt.go b/apex/prebuilt.go
index 7a9d23e..7d339d5 100644
--- a/apex/prebuilt.go
+++ b/apex/prebuilt.go
@@ -794,7 +794,7 @@
 	}
 
 	if p.installable() {
-		p.installedFile = ctx.InstallFile(p.installDir, p.installFilename, p.inputApex, p.compatSymlinks.Paths()...)
+		p.installedFile = ctx.InstallFile(p.installDir, p.installFilename, p.inputApex, p.compatSymlinks...)
 		p.provenanceMetaDataFile = provenance.GenerateArtifactProvenanceMetaData(ctx, p.inputApex, p.installedFile)
 	}
 }
diff --git a/bp2build/Android.bp b/bp2build/Android.bp
index 14e32ed..64ee01f 100644
--- a/bp2build/Android.bp
+++ b/bp2build/Android.bp
@@ -6,6 +6,7 @@
     name: "soong-bp2build",
     pkgPath: "android/soong/bp2build",
     srcs: [
+        "aconfig_conversion_test.go",
         "androidbp_to_build_templates.go",
         "bp2build.go",
         "bp2build_product_config.go",
@@ -21,6 +22,7 @@
     deps: [
         "blueprint-bootstrap",
         "soong-aidl-library",
+        "soong-aconfig",
         "soong-android",
         "soong-android-allowlists",
         "soong-android-soongconfig",
diff --git a/bp2build/aconfig_conversion_test.go b/bp2build/aconfig_conversion_test.go
index ca41680..d6e20df 100644
--- a/bp2build/aconfig_conversion_test.go
+++ b/bp2build/aconfig_conversion_test.go
@@ -156,7 +156,7 @@
 			name: "foo",
 			aconfig_declarations: "foo_aconfig_declarations",
 			libs: ["foo_java_library"],
-			test: true,
+			mode: "test",
 	}
 	`
 	expectedBazelTargets := []string{
@@ -184,7 +184,6 @@
 			AttrNameToString{
 				"aconfig_declarations":   `":foo_aconfig_declarations"`,
 				"libs":                   `[":foo_java_library-neverlink"]`,
-				"test":                   `True`,
 				"sdk_version":            `"system_current"`,
 				"target_compatible_with": `["//build/bazel_common_rules/platforms/os:android"]`,
 			},
@@ -213,7 +212,7 @@
 	java_aconfig_library {
 			name: "foo_aconfig_library",
 			aconfig_declarations: "foo_aconfig_declarations",
-			test: true,
+			mode: "test",
 	}
 	`
 	expectedBazelTargets := []string{
@@ -230,7 +229,6 @@
 			"foo_aconfig_library",
 			AttrNameToString{
 				"aconfig_declarations":   `":foo_aconfig_declarations"`,
-				"test":                   `True`,
 				"sdk_version":            `"system_current"`,
 				"target_compatible_with": `["//build/bazel_common_rules/platforms/os:android"]`,
 			},
diff --git a/cc/Android.bp b/cc/Android.bp
index 8fa0fbe..77e96db 100644
--- a/cc/Android.bp
+++ b/cc/Android.bp
@@ -19,6 +19,7 @@
         "soong-multitree",
         "soong-snapshot",
         "soong-sysprop-bp2build",
+        "soong-testing",
         "soong-tradefed",
     ],
     srcs: [
diff --git a/cc/afdo.go b/cc/afdo.go
index ac210d4..91cf0b8 100644
--- a/cc/afdo.go
+++ b/cc/afdo.go
@@ -35,7 +35,7 @@
 var afdoProfileProjectsConfigKey = android.NewOnceKey("AfdoProfileProjects")
 
 // This flag needs to be in both CFlags and LdFlags to ensure correct symbol ordering
-const afdoFlagsFormat = "-fprofile-sample-use=%s"
+const afdoFlagsFormat = "-fprofile-sample-use=%s -fprofile-sample-accurate"
 
 func recordMissingAfdoProfileFile(ctx android.BaseModuleContext, missing string) {
 	getNamedMapForConfig(ctx.Config(), modulesMissingProfileFileKey).Store(missing, true)
diff --git a/cc/builder.go b/cc/builder.go
index 3f582fa..69cf75b 100644
--- a/cc/builder.go
+++ b/cc/builder.go
@@ -681,16 +681,11 @@
 			tidyCmd := "${config.ClangBin}/clang-tidy"
 
 			rule := clangTidy
-			reducedCFlags := moduleFlags
 			if ctx.Config().UseRBE() && ctx.Config().IsEnvTrue("RBE_CLANG_TIDY") {
 				rule = clangTidyRE
-				// b/248371171, work around RBE input processor problem
-				// some cflags rejected by input processor, but usually
-				// do not affect included files or clang-tidy
-				reducedCFlags = config.TidyReduceCFlags(reducedCFlags)
 			}
 
-			sharedCFlags := shareFlags("cFlags", reducedCFlags)
+			sharedCFlags := shareFlags("cFlags", moduleFlags)
 			srcRelPath := srcFile.Rel()
 
 			// Add the .tidy rule
diff --git a/cc/cc.go b/cc/cc.go
index 814a66c..e215438 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -24,6 +24,7 @@
 	"strconv"
 	"strings"
 
+	"android/soong/testing"
 	"android/soong/ui/metrics/bp2build_metrics_proto"
 
 	"github.com/google/blueprint"
@@ -862,9 +863,10 @@
 	Properties       BaseProperties
 
 	// initialize before calling Init
-	hod       android.HostOrDeviceSupported
-	multilib  android.Multilib
-	bazelable bool
+	hod        android.HostOrDeviceSupported
+	multilib   android.Multilib
+	bazelable  bool
+	testModule bool
 
 	// Allowable SdkMemberTypes of this module type.
 	sdkMemberTypes []android.SdkMemberType
@@ -2329,6 +2331,9 @@
 			}
 		}
 	}
+	if c.testModule {
+		ctx.SetProvider(testing.TestModuleProviderKey, testing.TestModuleProviderData{})
+	}
 
 	c.maybeInstall(ctx, apexInfo)
 }
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 794c5ee..e2dba90 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -720,7 +720,7 @@
 		return
 	}
 	if len(testBinary.dataPaths()) != 1 {
-		t.Errorf("expected exactly one test data file. test data files: [%s]", testBinary.dataPaths())
+		t.Errorf("expected exactly one test data file. test data files: [%v]", testBinary.dataPaths())
 		return
 	}
 
@@ -777,7 +777,7 @@
 		t.Fatalf("expected exactly one output file. output files: [%s]", outputFiles)
 	}
 	if len(testBinary.dataPaths()) != 2 {
-		t.Fatalf("expected exactly one test data file. test data files: [%s]", testBinary.dataPaths())
+		t.Fatalf("expected exactly one test data file. test data files: [%v]", testBinary.dataPaths())
 	}
 
 	outputPath := outputFiles[0].String()
@@ -3332,7 +3332,7 @@
 		t.Errorf("expected exactly one output file. output files: [%s]", outputFiles)
 	}
 	if len(testBinary.dataPaths()) != 1 {
-		t.Errorf("expected exactly one test data file. test data files: [%s]", testBinary.dataPaths())
+		t.Errorf("expected exactly one test data file. test data files: [%v]", testBinary.dataPaths())
 	}
 
 	outputPath := outputFiles[0].String()
diff --git a/cc/config/tidy.go b/cc/config/tidy.go
index efa4549..b40557a 100644
--- a/cc/config/tidy.go
+++ b/cc/config/tidy.go
@@ -16,7 +16,6 @@
 
 import (
 	"android/soong/android"
-	"regexp"
 	"strings"
 )
 
@@ -281,11 +280,3 @@
 	}
 	return flags
 }
-
-var (
-	removedCFlags = regexp.MustCompile(" -fsanitize=[^ ]*memtag-[^ ]* ")
-)
-
-func TidyReduceCFlags(flags string) string {
-	return removedCFlags.ReplaceAllString(flags, " ")
-}
diff --git a/cc/fuzz.go b/cc/fuzz.go
index df9f21a..8fc4898 100644
--- a/cc/fuzz.go
+++ b/cc/fuzz.go
@@ -96,6 +96,7 @@
 // your device, or $ANDROID_PRODUCT_OUT/data/fuzz in your build tree.
 func LibFuzzFactory() android.Module {
 	module := NewFuzzer(android.HostAndDeviceSupported)
+	module.testModule = true
 	return module.Init()
 }
 
diff --git a/cc/lto.go b/cc/lto.go
index ad1a1b1..30d7b757 100644
--- a/cc/lto.go
+++ b/cc/lto.go
@@ -150,7 +150,6 @@
 		if !ctx.Config().IsEnvFalse("THINLTO_USE_MLGO") {
 			// Register allocation MLGO flags for ARM64.
 			if ctx.Arch().ArchType == android.Arm64 {
-				ltoCFlags = append(ltoCFlags, "-mllvm -regalloc-enable-advisor=release")
 				ltoLdFlags = append(ltoLdFlags, "-Wl,-mllvm,-regalloc-enable-advisor=release")
 			}
 			// Flags for training MLGO model.
diff --git a/cc/test.go b/cc/test.go
index 5b778dc..a4224c3 100644
--- a/cc/test.go
+++ b/cc/test.go
@@ -158,6 +158,7 @@
 // binary.
 func BenchmarkFactory() android.Module {
 	module := NewBenchmark(android.HostAndDeviceSupported)
+	module.testModule = true
 	return module.Init()
 }
 
@@ -489,6 +490,7 @@
 	module, binary := newBinary(hod, bazelable)
 	module.bazelable = bazelable
 	module.multilib = android.MultilibBoth
+	module.testModule = true
 	binary.baseInstaller = NewTestInstaller()
 
 	test := &testBinary{
diff --git a/genrule/allowlists.go b/genrule/allowlists.go
index 4674e19..2979768 100644
--- a/genrule/allowlists.go
+++ b/genrule/allowlists.go
@@ -27,16 +27,6 @@
 	SandboxingDenyModuleList = []string{
 		// go/keep-sorted start
 		"CtsApkVerityTestDebugFiles",
-		"ImageProcessing-rscript",
-		"ImageProcessing2-rscript",
-		"ImageProcessingJB-rscript",
-		"MultiDexLegacyTestApp_genrule",
-		"RSTest-rscript",
-		"RSTest_v11-rscript",
-		"RSTest_v14-rscript",
-		"RSTest_v16-rscript",
-		"Refocus-rscript",
-		"RsBalls-rscript",
 		"ScriptGroupTest-rscript",
 		"TracingVMProtoStub_cc",
 		"TracingVMProtoStub_h",
@@ -48,14 +38,7 @@
 		"VehicleServerProtoStub_h@default-grpc",
 		"aidl-golden-test-build-hook-gen",
 		"aidl_camera_build_version",
-		"android-cts-verifier",
-		"android-support-multidex-instrumentation-version",
-		"android-support-multidex-version",
-		"angle_commit_id",
 		"atest_integration_fake_src",
-		"awkgram.tab.h",
-		"c2hal_test_genc++",
-		"c2hal_test_genc++_headers",
 		"camera-its",
 		"checkIn-service-stub-lite",
 		"chre_atoms_log.h",
@@ -64,23 +47,11 @@
 		"cronet_aml_base_android_runtime_unchecked_jni_headers",
 		"cronet_aml_base_android_runtime_unchecked_jni_headers__testing",
 		"deqp_spvtools_update_build_version",
-		"emp_ematch.yacc.c",
-		"emp_ematch.yacc.h",
-		"fdt_test_tree_empty_memory_range_dtb",
-		"fdt_test_tree_multiple_memory_ranges_dtb",
-		"fdt_test_tree_one_memory_range_dtb",
 		"gen_corrupt_rebootless_apex",
 		"gen_key_mismatch_capex",
 		"libbssl_sys_src_nostd",
 		"libc_musl_sysroot_bits",
-		"libchrome-crypto-include",
-		"libchrome-include",
 		"libcore-non-cts-tests-txt",
-		"libxml2_schema_fuzz_corpus",
-		"libxml2_xml_fuzz_corpus",
-		"pixelatoms_defs.h",
-		"pixelstatsatoms.cpp",
-		"pixelstatsatoms.h",
 		"pvmfw_fdt_template_rs",
 		"r8retrace-dexdump-sample-app",
 		"r8retrace-run-retrace",
@@ -88,7 +59,6 @@
 		"swiftshader_spvtools_update_build_version",
 		"ue_unittest_erofs_imgs",
 		"vm-tests-tf-lib",
-		"vndk_abi_dump_zip",
 		// go/keep-sorted end
 	}
 
diff --git a/java/Android.bp b/java/Android.bp
index 29c0957..cf96871 100644
--- a/java/Android.bp
+++ b/java/Android.bp
@@ -113,6 +113,7 @@
         "sdk_library_test.go",
         "system_modules_test.go",
         "systemserver_classpath_fragment_test.go",
+        "test_spec_test.go",
     ],
     pluginFor: ["soong_build"],
 }
diff --git a/java/aapt2.go b/java/aapt2.go
index 3bb70b5..17ee6ee 100644
--- a/java/aapt2.go
+++ b/java/aapt2.go
@@ -25,17 +25,23 @@
 	"android/soong/android"
 )
 
+func isPathValueResource(res android.Path) bool {
+	subDir := filepath.Dir(res.String())
+	subDir, lastDir := filepath.Split(subDir)
+	return strings.HasPrefix(lastDir, "values")
+}
+
 // Convert input resource file path to output file path.
 // values-[config]/<file>.xml -> values-[config]_<file>.arsc.flat;
 // For other resource file, just replace the last "/" with "_" and add .flat extension.
 func pathToAapt2Path(ctx android.ModuleContext, res android.Path) android.WritablePath {
 
 	name := res.Base()
-	subDir := filepath.Dir(res.String())
-	subDir, lastDir := filepath.Split(subDir)
-	if strings.HasPrefix(lastDir, "values") {
+	if isPathValueResource(res) {
 		name = strings.TrimSuffix(name, ".xml") + ".arsc"
 	}
+	subDir := filepath.Dir(res.String())
+	subDir, lastDir := filepath.Split(subDir)
 	name = lastDir + "_" + name + ".flat"
 	return android.PathForModuleOut(ctx, "aapt2", subDir, name)
 }
@@ -63,7 +69,21 @@
 
 // aapt2Compile compiles resources and puts the results in the requested directory.
 func aapt2Compile(ctx android.ModuleContext, dir android.Path, paths android.Paths,
-	flags []string) android.WritablePaths {
+	flags []string, productToFilter string) android.WritablePaths {
+	if productToFilter != "" && productToFilter != "default" {
+		// --filter-product leaves only product-specific resources. Product-specific resources only exist
+		// in value resources (values/*.xml), so filter value resource files only. Ignore other types of
+		// resources as they don't need to be in product characteristics RRO (and they will cause aapt2
+		// compile errors)
+		filteredPaths := android.Paths{}
+		for _, path := range paths {
+			if isPathValueResource(path) {
+				filteredPaths = append(filteredPaths, path)
+			}
+		}
+		paths = filteredPaths
+		flags = append([]string{"--filter-product " + productToFilter}, flags...)
+	}
 
 	// Shard the input paths so that they can be processed in parallel. If we shard them into too
 	// small chunks, the additional cost of spinning up aapt2 outweighs the performance gain. The
diff --git a/java/aar.go b/java/aar.go
index 6b89129..e579008 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -102,6 +102,9 @@
 
 	// true if RRO is enforced for any of the dependent modules
 	RROEnforcedForDependent bool `blueprint:"mutated"`
+
+	// Filter only specified product and ignore other products
+	Filter_product *string `blueprint:"mutated"`
 }
 
 type aapt struct {
@@ -162,6 +165,10 @@
 	return BoolDefault(a.aaptProperties.Use_resource_processor, false)
 }
 
+func (a *aapt) filterProduct() string {
+	return String(a.aaptProperties.Filter_product)
+}
+
 func (a *aapt) ExportPackage() android.Path {
 	return a.exportPackage
 }
@@ -432,7 +439,7 @@
 	var compiledResDirs []android.Paths
 	for _, dir := range resDirs {
 		a.resourceFiles = append(a.resourceFiles, dir.files...)
-		compiledResDirs = append(compiledResDirs, aapt2Compile(ctx, dir.dir, dir.files, compileFlags).Paths())
+		compiledResDirs = append(compiledResDirs, aapt2Compile(ctx, dir.dir, dir.files, compileFlags, a.filterProduct()).Paths())
 	}
 
 	for i, zip := range resZips {
@@ -491,7 +498,7 @@
 	}
 
 	for _, dir := range overlayDirs {
-		compiledOverlay = append(compiledOverlay, aapt2Compile(ctx, dir.dir, dir.files, compileFlags).Paths()...)
+		compiledOverlay = append(compiledOverlay, aapt2Compile(ctx, dir.dir, dir.files, compileFlags, a.filterProduct()).Paths()...)
 	}
 
 	var splitPackages android.WritablePaths
diff --git a/java/androidmk.go b/java/androidmk.go
index 97b303d..84f78c8 100644
--- a/java/androidmk.go
+++ b/java/androidmk.go
@@ -343,10 +343,15 @@
 			Disabled: true,
 		}}
 	}
+	var required []string
+	if proptools.Bool(app.appProperties.Generate_product_characteristics_rro) {
+		required = []string{app.productCharacteristicsRROPackageName()}
+	}
 	return []android.AndroidMkEntries{android.AndroidMkEntries{
 		Class:      "APPS",
 		OutputFile: android.OptionalPathForPath(app.outputFile),
 		Include:    "$(BUILD_SYSTEM)/soong_app_prebuilt.mk",
+		Required:   required,
 		ExtraEntries: []android.AndroidMkExtraEntriesFunc{
 			func(ctx android.AndroidMkExtraEntriesContext, entries *android.AndroidMkEntries) {
 				// App module names can be overridden.
diff --git a/java/app.go b/java/app.go
index 41848ce..6d7411d 100755
--- a/java/app.go
+++ b/java/app.go
@@ -131,6 +131,16 @@
 
 	// Specifies the file that contains the allowlist for this app.
 	Privapp_allowlist *string `android:"path"`
+
+	// If set, create an RRO package which contains only resources having PRODUCT_CHARACTERISTICS
+	// and install the RRO package to /product partition, instead of passing --product argument
+	// to aapt2. Default is false.
+	// Setting this will make this APK identical to all targets, regardless of
+	// PRODUCT_CHARACTERISTICS.
+	Generate_product_characteristics_rro *bool
+
+	ProductCharacteristicsRROPackageName        *string `blueprint:"mutated"`
+	ProductCharacteristicsRROManifestModuleName *string `blueprint:"mutated"`
 }
 
 // android_app properties that can be overridden by override_android_app
@@ -455,8 +465,9 @@
 	aaptLinkFlags := []string{}
 
 	// Add TARGET_AAPT_CHARACTERISTICS values to AAPT link flags if they exist and --product flags were not provided.
+	autogenerateRRO := proptools.Bool(a.appProperties.Generate_product_characteristics_rro)
 	hasProduct := android.PrefixInList(a.aaptProperties.Aaptflags, "--product")
-	if !hasProduct && len(ctx.Config().ProductAAPTCharacteristics()) > 0 {
+	if !autogenerateRRO && !hasProduct && len(ctx.Config().ProductAAPTCharacteristics()) > 0 {
 		aaptLinkFlags = append(aaptLinkFlags, "--product", ctx.Config().ProductAAPTCharacteristics())
 	}
 
@@ -858,7 +869,7 @@
 			ctx.InstallFile(allowlistInstallPath, allowlistInstallFilename, a.privAppAllowlist.Path())
 		}
 
-		var extraInstalledPaths android.Paths
+		var extraInstalledPaths android.InstallPaths
 		for _, extra := range a.extraOutputFiles {
 			installed := ctx.InstallFile(a.installDir, extra.Base(), extra)
 			extraInstalledPaths = append(extraInstalledPaths, installed)
@@ -1057,6 +1068,8 @@
 		}
 	case ".export-package.apk":
 		return []android.Path{a.exportPackage}, nil
+	case ".manifest.xml":
+		return []android.Path{a.aapt.manifestPath}, nil
 	}
 	return a.Library.OutputFiles(tag)
 }
@@ -1086,6 +1099,14 @@
 	a.aapt.IDEInfo(dpInfo)
 }
 
+func (a *AndroidApp) productCharacteristicsRROPackageName() string {
+	return proptools.String(a.appProperties.ProductCharacteristicsRROPackageName)
+}
+
+func (a *AndroidApp) productCharacteristicsRROManifestModuleName() string {
+	return proptools.String(a.appProperties.ProductCharacteristicsRROManifestModuleName)
+}
+
 // android_app compiles sources and Android resources into an Android application package `.apk` file.
 func AndroidAppFactory() android.Module {
 	module := &AndroidApp{}
@@ -1112,6 +1133,57 @@
 	android.InitApexModule(module)
 	android.InitBazelModule(module)
 
+	android.AddLoadHook(module, func(ctx android.LoadHookContext) {
+		a := ctx.Module().(*AndroidApp)
+
+		characteristics := ctx.Config().ProductAAPTCharacteristics()
+		if characteristics == "default" || characteristics == "" {
+			module.appProperties.Generate_product_characteristics_rro = nil
+			// no need to create RRO
+			return
+		}
+
+		if !proptools.Bool(module.appProperties.Generate_product_characteristics_rro) {
+			return
+		}
+
+		rroPackageName := a.Name() + "__" + strings.ReplaceAll(characteristics, ",", "_") + "__auto_generated_characteristics_rro"
+		rroManifestName := rroPackageName + "_manifest"
+
+		a.appProperties.ProductCharacteristicsRROPackageName = proptools.StringPtr(rroPackageName)
+		a.appProperties.ProductCharacteristicsRROManifestModuleName = proptools.StringPtr(rroManifestName)
+
+		rroManifestProperties := struct {
+			Name  *string
+			Tools []string
+			Out   []string
+			Srcs  []string
+			Cmd   *string
+		}{
+			Name:  proptools.StringPtr(rroManifestName),
+			Tools: []string{"characteristics_rro_generator"},
+			Out:   []string{"AndroidManifest.xml"},
+			Srcs:  []string{":" + a.Name() + "{.manifest.xml}"},
+			Cmd:   proptools.StringPtr("$(location characteristics_rro_generator) $(in) $(out)"),
+		}
+		ctx.CreateModule(genrule.GenRuleFactory, &rroManifestProperties)
+
+		rroProperties := struct {
+			Name           *string
+			Filter_product *string
+			Aaptflags      []string
+			Manifest       *string
+			Resource_dirs  []string
+		}{
+			Name:           proptools.StringPtr(rroPackageName),
+			Filter_product: proptools.StringPtr(characteristics),
+			Aaptflags:      []string{"--auto-add-overlay"},
+			Manifest:       proptools.StringPtr(":" + rroManifestName),
+			Resource_dirs:  a.aaptProperties.Resource_dirs,
+		}
+		ctx.CreateModule(RuntimeResourceOverlayFactory, &rroProperties)
+	})
+
 	return module
 }
 
diff --git a/java/java.go b/java/java.go
index 500ae37..bb9357c 100644
--- a/java/java.go
+++ b/java/java.go
@@ -641,7 +641,7 @@
 
 	exportedProguardFlagFiles android.Paths
 
-	InstallMixin func(ctx android.ModuleContext, installPath android.Path) (extraInstallDeps android.Paths)
+	InstallMixin func(ctx android.ModuleContext, installPath android.Path) (extraInstallDeps android.InstallPaths)
 }
 
 var _ android.ApexModule = (*Library)(nil)
@@ -722,7 +722,7 @@
 
 	exclusivelyForApex := !apexInfo.IsForPlatform()
 	if (Bool(j.properties.Installable) || ctx.Host()) && !exclusivelyForApex {
-		var extraInstallDeps android.Paths
+		var extraInstallDeps android.InstallPaths
 		if j.InstallMixin != nil {
 			extraInstallDeps = j.InstallMixin(ctx, j.outputFile)
 		}
diff --git a/java/resourceshrinker.go b/java/resourceshrinker.go
index bf1b04d..af13aa3 100644
--- a/java/resourceshrinker.go
+++ b/java/resourceshrinker.go
@@ -23,7 +23,8 @@
 var shrinkResources = pctx.AndroidStaticRule("shrinkResources",
 	blueprint.RuleParams{
 		// Note that we suppress stdout to avoid successful log confirmations.
-		Command:     `${config.ResourceShrinkerCmd} --output $out --input $in --raw_resources $raw_resources >/dev/null`,
+		Command: `RESOURCESHRINKER_OPTS=-Dcom.android.tools.r8.dexContainerExperiment ` +
+			`${config.ResourceShrinkerCmd} --output $out --input $in --raw_resources $raw_resources >/dev/null`,
 		CommandDeps: []string{"${config.ResourceShrinkerCmd}"},
 	}, "raw_resources")
 
diff --git a/java/robolectric.go b/java/robolectric.go
index a8e6bfa..a66b310 100644
--- a/java/robolectric.go
+++ b/java/robolectric.go
@@ -226,7 +226,7 @@
 	}
 
 	installPath := android.PathForModuleInstall(ctx, r.BaseModuleName())
-	var installDeps android.Paths
+	var installDeps android.InstallPaths
 
 	if r.manifest != nil {
 		r.data = append(r.data, r.manifest)
diff --git a/java/test_spec_test.go b/java/test_spec_test.go
new file mode 100644
index 0000000..39aff4c
--- /dev/null
+++ b/java/test_spec_test.go
@@ -0,0 +1,133 @@
+package java
+
+import (
+	"strings"
+	"testing"
+
+	"android/soong/android"
+	soongTesting "android/soong/testing"
+	"android/soong/testing/test_spec_proto"
+	"google.golang.org/protobuf/proto"
+)
+
+func TestTestSpec(t *testing.T) {
+	bp := `test_spec {
+		name: "module-name",
+		teamId: "12345",
+		tests: [
+			"java-test-module-name-one",
+			"java-test-module-name-two"
+		]
+	}
+
+	java_test {
+		name: "java-test-module-name-one",
+	}
+
+	java_test {
+		name: "java-test-module-name-two",
+	}`
+	result := runTest(t, android.FixtureExpectsNoErrors, bp)
+
+	module := result.ModuleForTests(
+		"module-name", "",
+	).Module().(*soongTesting.TestSpecModule)
+
+	// Check that the provider has the right contents
+	data := result.ModuleProvider(
+		module, soongTesting.TestSpecProviderKey,
+	).(soongTesting.TestSpecProviderData)
+	if !strings.HasSuffix(
+		data.IntermediatePath.String(), "/intermediateTestSpecMetadata.pb",
+	) {
+		t.Errorf(
+			"Missing intermediates path in provider: %s",
+			data.IntermediatePath.String(),
+		)
+	}
+
+	buildParamsSlice := module.BuildParamsForTests()
+	var metadata = ""
+	for _, params := range buildParamsSlice {
+		if params.Rule.String() == "android/soong/android.writeFile" {
+			metadata = params.Args["content"]
+		}
+	}
+
+	metadataList := make([]*test_spec_proto.TestSpec_OwnershipMetadata, 0, 2)
+	teamId := "12345"
+	bpFilePath := "Android.bp"
+	targetNames := []string{
+		"java-test-module-name-one", "java-test-module-name-two",
+	}
+
+	for _, test := range targetNames {
+		targetName := test
+		metadata := test_spec_proto.TestSpec_OwnershipMetadata{
+			TrendyTeamId: &teamId,
+			TargetName:   &targetName,
+			Path:         &bpFilePath,
+		}
+		metadataList = append(metadataList, &metadata)
+	}
+	testSpecMetadata := test_spec_proto.TestSpec{OwnershipMetadataList: metadataList}
+	protoData, _ := proto.Marshal(&testSpecMetadata)
+	rawData := string(protoData)
+	formattedData := strings.ReplaceAll(rawData, "\n", "\\n")
+	expectedMetadata := "'" + formattedData + "\\n'"
+
+	if metadata != expectedMetadata {
+		t.Errorf(
+			"Retrieved metadata: %s is not equal to expectedMetadata: %s", metadata,
+			expectedMetadata,
+		)
+	}
+
+	// Tests for all_test_spec singleton.
+	singleton := result.SingletonForTests("all_test_specs")
+	rule := singleton.Rule("all_test_specs_rule")
+	prebuiltOs := result.Config.PrebuiltOS()
+	expectedCmd := "out/soong/host/" + prebuiltOs + "/bin/metadata -rule test_spec -inputFile out/soong/all_test_spec_paths.rsp -outputFile out/soong/ownership/all_test_specs.pb"
+	expectedOutputFile := "out/soong/ownership/all_test_specs.pb"
+	expectedInputFile := "out/soong/.intermediates/module-name/intermediateTestSpecMetadata.pb"
+	if !strings.Contains(
+		strings.TrimSpace(rule.Output.String()),
+		expectedOutputFile,
+	) {
+		t.Errorf(
+			"Retrieved singletonOutputFile: %s is not equal to expectedSingletonOutputFile: %s",
+			rule.Output.String(), expectedOutputFile,
+		)
+	}
+
+	if !strings.Contains(
+		strings.TrimSpace(rule.Inputs[0].String()),
+		expectedInputFile,
+	) {
+		t.Errorf(
+			"Retrieved singletonInputFile: %s is not equal to expectedSingletonInputFile: %s",
+			rule.Inputs[0].String(), expectedInputFile,
+		)
+	}
+
+	if !strings.Contains(
+		strings.TrimSpace(rule.RuleParams.Command),
+		expectedCmd,
+	) {
+		t.Errorf(
+			"Retrieved cmd: %s is not equal to expectedCmd: %s",
+			rule.RuleParams.Command, expectedCmd,
+		)
+	}
+}
+
+func runTest(
+	t *testing.T, errorHandler android.FixtureErrorHandler, bp string,
+) *android.TestResult {
+	return android.GroupFixturePreparers(
+		soongTesting.PrepareForTestWithTestSpecBuildComponents,
+		PrepareForIntegrationTestWithJava,
+	).
+		ExtendWithErrorHandler(errorHandler).
+		RunTestWithBp(t, bp)
+}
diff --git a/java/tradefed.go b/java/tradefed.go
index ebbdec1..349b327 100644
--- a/java/tradefed.go
+++ b/java/tradefed.go
@@ -30,8 +30,8 @@
 	return module
 }
 
-func tradefedJavaLibraryInstall(ctx android.ModuleContext, path android.Path) android.Paths {
+func tradefedJavaLibraryInstall(ctx android.ModuleContext, path android.Path) android.InstallPaths {
 	installedPath := ctx.InstallFile(android.PathForModuleInstall(ctx, "tradefed"),
 		ctx.ModuleName()+".jar", path)
-	return android.Paths{installedPath}
+	return android.InstallPaths{installedPath}
 }
diff --git a/rust/Android.bp b/rust/Android.bp
index b01a94a..c5b2000 100644
--- a/rust/Android.bp
+++ b/rust/Android.bp
@@ -12,6 +12,7 @@
         "soong-cc",
         "soong-rust-config",
         "soong-snapshot",
+        "soong-testing",
     ],
     srcs: [
         "afdo.go",
diff --git a/rust/rust.go b/rust/rust.go
index 19c5230..15144ac 100644
--- a/rust/rust.go
+++ b/rust/rust.go
@@ -20,6 +20,7 @@
 
 	"android/soong/bazel"
 	"android/soong/bloaty"
+	"android/soong/testing"
 	"android/soong/ui/metrics/bp2build_metrics_proto"
 
 	"github.com/google/blueprint"
@@ -144,8 +145,9 @@
 
 	Properties BaseProperties
 
-	hod      android.HostOrDeviceSupported
-	multilib android.Multilib
+	hod        android.HostOrDeviceSupported
+	multilib   android.Multilib
+	testModule bool
 
 	makeLinkType string
 
@@ -1038,6 +1040,9 @@
 
 		ctx.Phony("rust", ctx.RustModule().OutputFile().Path())
 	}
+	if mod.testModule {
+		ctx.SetProvider(testing.TestModuleProviderKey, testing.TestModuleProviderData{})
+	}
 }
 
 func (mod *Module) deps(ctx DepsContext) Deps {
diff --git a/rust/test.go b/rust/test.go
index 4b5296e..7ffc367 100644
--- a/rust/test.go
+++ b/rust/test.go
@@ -222,11 +222,13 @@
 	// rustTestHostMultilib load hook to set MultilibFirst for the
 	// host target.
 	android.AddLoadHook(module, rustTestHostMultilib)
+	module.testModule = true
 	return module.Init()
 }
 
 func RustTestHostFactory() android.Module {
 	module, _ := NewRustTest(android.HostSupported)
+	module.testModule = true
 	return module.Init()
 }
 
diff --git a/rust/test_test.go b/rust/test_test.go
index 8906f1c..6d0ebcf 100644
--- a/rust/test_test.go
+++ b/rust/test_test.go
@@ -38,7 +38,7 @@
 
 	dataPaths := testingModule.Module().(*Module).compiler.(*testDecorator).dataPaths()
 	if len(dataPaths) != 1 {
-		t.Errorf("expected exactly one test data file. test data files: [%s]", dataPaths)
+		t.Errorf("expected exactly one test data file. test data files: [%v]", dataPaths)
 		return
 	}
 }
@@ -116,7 +116,7 @@
 		t.Fatalf("expected exactly one output file. output files: [%s]", outputFiles)
 	}
 	if len(testBinary.dataPaths()) != 2 {
-		t.Fatalf("expected exactly two test data files. test data files: [%s]", testBinary.dataPaths())
+		t.Fatalf("expected exactly two test data files. test data files: [%v]", testBinary.dataPaths())
 	}
 
 	outputPath := outputFiles[0].String()
@@ -178,7 +178,7 @@
 		t.Fatalf("expected exactly one output file. output files: [%s]", outputFiles)
 	}
 	if len(testBinary.dataPaths()) != 3 {
-		t.Fatalf("expected exactly two test data files. test data files: [%s]", testBinary.dataPaths())
+		t.Fatalf("expected exactly two test data files. test data files: [%v]", testBinary.dataPaths())
 	}
 
 	outputPath := outputFiles[0].String()
diff --git a/testing/Android.bp b/testing/Android.bp
index 26a7d93..18dccb3 100644
--- a/testing/Android.bp
+++ b/testing/Android.bp
@@ -12,8 +12,10 @@
 
     ],
     srcs: [
+        "all_test_specs.go",
         "test_spec.go",
         "init.go",
+        "test.go",
     ],
     pluginFor: ["soong_build"],
 }
diff --git a/testing/all_test_specs.go b/testing/all_test_specs.go
new file mode 100644
index 0000000..9d4645b
--- /dev/null
+++ b/testing/all_test_specs.go
@@ -0,0 +1,45 @@
+package testing
+
+import (
+	"android/soong/android"
+)
+
+const ownershipDirectory = "ownership"
+const fileContainingFilePaths = "all_test_spec_paths.rsp"
+const allTestSpecsFile = "all_test_specs.pb"
+
+func AllTestSpecsFactory() android.Singleton {
+	return &allTestSpecsSingleton{}
+}
+
+type allTestSpecsSingleton struct {
+	// Path where the collected metadata is stored after successful validation.
+	outputPath android.OutputPath
+}
+
+func (this *allTestSpecsSingleton) GenerateBuildActions(ctx android.SingletonContext) {
+	var intermediateMetadataPaths android.Paths
+
+	ctx.VisitAllModules(func(module android.Module) {
+		if !ctx.ModuleHasProvider(module, TestSpecProviderKey) {
+			return
+		}
+		intermediateMetadataPaths = append(intermediateMetadataPaths, ctx.ModuleProvider(module, TestSpecProviderKey).(TestSpecProviderData).IntermediatePath)
+	})
+
+	rspFile := android.PathForOutput(ctx, fileContainingFilePaths)
+	this.outputPath = android.PathForOutput(ctx, ownershipDirectory, allTestSpecsFile)
+
+	rule := android.NewRuleBuilder(pctx, ctx)
+	cmd := rule.Command().
+		BuiltTool("metadata").
+		FlagWithArg("-rule ", "test_spec").
+		FlagWithRspFileInputList("-inputFile ", rspFile, intermediateMetadataPaths)
+	cmd.FlagWithOutput("-outputFile ", this.outputPath)
+	rule.Build("all_test_specs_rule", "Generate all test specifications")
+	ctx.Phony("all_test_specs", this.outputPath)
+}
+
+func (this *allTestSpecsSingleton) MakeVars(ctx android.MakeVarsContext) {
+	ctx.DistForGoal("test_specs", this.outputPath)
+}
diff --git a/testing/init.go b/testing/init.go
index 8820a60..206b430 100644
--- a/testing/init.go
+++ b/testing/init.go
@@ -18,10 +18,16 @@
 	"android/soong/android"
 )
 
+var (
+	pctx = android.NewPackageContext("android/soong/testing")
+)
+
 func init() {
 	RegisterBuildComponents(android.InitRegistrationContext)
+	pctx.HostBinToolVariable("metadata", "metadata")
 }
 
 func RegisterBuildComponents(ctx android.RegistrationContext) {
 	ctx.RegisterModuleType("test_spec", TestSpecFactory)
+	ctx.RegisterParallelSingletonType("all_test_specs", AllTestSpecsFactory)
 }
diff --git a/testing/test.go b/testing/test.go
new file mode 100644
index 0000000..44824e4
--- /dev/null
+++ b/testing/test.go
@@ -0,0 +1,21 @@
+// Copyright 2023 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package testing
+
+import (
+	"android/soong/android"
+)
+
+var PrepareForTestWithTestSpecBuildComponents = android.FixtureRegisterWithContext(RegisterBuildComponents)
diff --git a/testing/test_spec.go b/testing/test_spec.go
index 1ad2768..c370f71 100644
--- a/testing/test_spec.go
+++ b/testing/test_spec.go
@@ -78,11 +78,11 @@
 }
 
 // Provider published by TestSpec
-type testSpecProviderData struct {
+type TestSpecProviderData struct {
 	IntermediatePath android.WritablePath
 }
 
-var testSpecProviderKey = blueprint.NewProvider(testSpecProviderData{})
+var TestSpecProviderKey = blueprint.NewProvider(TestSpecProviderData{})
 
 type TestModuleProviderData struct {
 }
@@ -120,7 +120,7 @@
 	android.WriteFileRule(ctx, intermediatePath, string(protoData))
 
 	ctx.SetProvider(
-		testSpecProviderKey, testSpecProviderData{
+		TestSpecProviderKey, TestSpecProviderData{
 			IntermediatePath: intermediatePath,
 		},
 	)
diff --git a/testing/test_spec_proto/go.mod b/testing/test_spec_proto/go.mod
deleted file mode 100644
index 482cdbb..0000000
--- a/testing/test_spec_proto/go.mod
+++ /dev/null
@@ -1,2 +0,0 @@
-module test_spec_proto
-go 1.18
\ No newline at end of file