cc/test.go

// Copyright 2016 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 cc

import (
	"path/filepath"
	"strconv"
	"strings"

	"github.com/google/blueprint/proptools"

	"android/soong/android"
	"android/soong/bazel"
	"android/soong/bazel/cquery"
	"android/soong/tradefed"
)

// TestLinkerProperties properties to be registered via the linker
type TestLinkerProperties struct {
	// if set, build against the gtest library. Defaults to true.
	Gtest *bool

	// if set, use the isolated gtest runner. Defaults to true if gtest is also true and the arch is Windows, false
	// otherwise.
	Isolated *bool
}

// TestInstallerProperties properties to be registered via the installer
type TestInstallerProperties struct {
	// list of compatibility suites (for example "cts", "vts") that the module should be installed into.
	Test_suites []string `android:"arch_variant"`
}

// Test option struct.
type TestOptions struct {
	android.CommonTestOptions

	// The UID that you want to run the test as on a device.
	Run_test_as *string

	// A list of free-formed strings without spaces that categorize the test.
	Test_suite_tag []string

	// a list of extra test configuration files that should be installed with the module.
	Extra_test_configs []string `android:"path,arch_variant"`

	// Add ShippingApiLevelModuleController to auto generated test config. If the device properties
	// for the shipping api level is less than the min_shipping_api_level, skip this module.
	Min_shipping_api_level *int64

	// Add ShippingApiLevelModuleController to auto generated test config. If any of the device
	// shipping api level and vendor api level properties are less than the
	// vsr_min_shipping_api_level, skip this module.
	// As this includes the shipping api level check, it is not allowed to define
	// min_shipping_api_level at the same time with this property.
	Vsr_min_shipping_api_level *int64

	// Add MinApiLevelModuleController with ro.vndk.version property. If ro.vndk.version has an
	// integer value and the value is less than the min_vndk_version, skip this module.
	Min_vndk_version *int64

	// Extra <option> tags to add to the auto generated test xml file under the test runner, e.g., GTest.
	// The "key" is optional in each of these.
	Test_runner_options []tradefed.Option
}

type TestBinaryProperties struct {
	// Create a separate binary for each source file.  Useful when there is
	// global state that can not be torn down and reset between each test suite.
	Test_per_src *bool

	// Disables the creation of a test-specific directory when used with
	// relative_install_path. Useful if several tests need to be in the same
	// directory, but test_per_src doesn't work.
	No_named_install_directory *bool

	// list of files or filegroup modules that provide data that should be installed alongside
	// the test
	Data []string `android:"path,arch_variant"`

	// list of shared library modules that should be installed alongside the test
	Data_libs []string `android:"arch_variant"`

	// list of binary modules that should be installed alongside the test
	Data_bins []string `android:"arch_variant"`

	// the name of the test configuration (for example "AndroidTest.xml") that should be
	// installed with the module.
	Test_config *string `android:"path,arch_variant"`

	// the name of the test configuration template (for example "AndroidTestTemplate.xml") that
	// should be installed with the module.
	Test_config_template *string `android:"path,arch_variant"`

	// Test options.
	Test_options TestOptions

	// Add RootTargetPreparer to auto generated test config. This guarantees the test to run
	// with root permission.
	Require_root *bool

	// Add RunCommandTargetPreparer to stop framework before the test and start it after the test.
	Disable_framework *bool

	// Flag to indicate whether or not to create test config automatically. If AndroidTest.xml
	// doesn't exist next to the Android.bp, this attribute doesn't need to be set to true
	// explicitly.
	Auto_gen_config *bool

	// Add parameterized mainline modules to auto generated test config. The options will be
	// handled by TradeFed to download and install the specified modules on the device.
	Test_mainline_modules []string

	// Install the test into a folder named for the module in all test suites.
	Per_testcase_directory *bool
}

func init() {
	android.RegisterModuleType("cc_test", TestFactory)
	android.RegisterModuleType("cc_test_library", TestLibraryFactory)
	android.RegisterModuleType("cc_benchmark", BenchmarkFactory)
	android.RegisterModuleType("cc_test_host", TestHostFactory)
	android.RegisterModuleType("cc_benchmark_host", BenchmarkHostFactory)
}

// cc_test generates a test config file and an executable binary file to test
// specific functionality on a device. The executable binary gets an implicit
// static_libs dependency on libgtests unless the gtest flag is set to false.
func TestFactory() android.Module {
	module := NewTest(android.HostAndDeviceSupported, true)
	module.bazelHandler = &ccTestBazelHandler{module: module}
	return module.Init()
}

// cc_test_library creates an archive of files (i.e. .o files) which is later
// referenced by another module (such as cc_test, cc_defaults or cc_test_library)
// for archiving or linking.
func TestLibraryFactory() android.Module {
	module := NewTestLibrary(android.HostAndDeviceSupported)
	return module.Init()
}

// cc_benchmark compiles an executable binary that performs benchmark testing
// of a specific component in a device. Additional files such as test suites
// and test configuration are installed on the side of the compiled executed
// binary.
func BenchmarkFactory() android.Module {
	module := NewBenchmark(android.HostAndDeviceSupported)
	module.testModule = true
	return module.Init()
}

// cc_test_host compiles a test host binary.
func TestHostFactory() android.Module {
	module := NewTest(android.HostSupported, true)
	return module.Init()
}

// cc_benchmark_host compiles an executable binary that performs benchmark
// testing of a specific component in the host. Additional files such as
// test suites and test configuration are installed on the side of the
// compiled executed binary.
func BenchmarkHostFactory() android.Module {
	module := NewBenchmark(android.HostSupported)
	return module.Init()
}

type testPerSrc interface {
	testPerSrc() bool
	srcs() []string
	isAllTestsVariation() bool
	setSrc(string, string)
	unsetSrc()
}

func (test *testBinary) testPerSrc() bool {
	return Bool(test.Properties.Test_per_src)
}

func (test *testBinary) srcs() []string {
	return test.baseCompiler.Properties.Srcs
}

func (test *testBinary) dataPaths() []android.DataPath {
	return test.data
}

func (test *testBinary) isAllTestsVariation() bool {
	stem := test.binaryDecorator.Properties.Stem
	return stem != nil && *stem == ""
}

func (test *testBinary) setSrc(name, src string) {
	test.baseCompiler.Properties.Srcs = []string{src}
	test.binaryDecorator.Properties.Stem = StringPtr(name)
}

func (test *testBinary) unsetSrc() {
	test.baseCompiler.Properties.Srcs = nil
	test.binaryDecorator.Properties.Stem = StringPtr("")
}

func (test *testBinary) testBinary() bool {
	return true
}

var _ testPerSrc = (*testBinary)(nil)

func TestPerSrcMutator(mctx android.BottomUpMutatorContext) {
	if m, ok := mctx.Module().(*Module); ok {
		if test, ok := m.linker.(testPerSrc); ok {
			numTests := len(test.srcs())
			if test.testPerSrc() && numTests > 0 {
				if duplicate, found := android.CheckDuplicate(test.srcs()); found {
					mctx.PropertyErrorf("srcs", "found a duplicate entry %q", duplicate)
					return
				}
				testNames := make([]string, numTests)
				for i, src := range test.srcs() {
					testNames[i] = strings.TrimSuffix(filepath.Base(src), filepath.Ext(src))
				}
				// In addition to creating one variation per test source file,
				// create an additional "all tests" variation named "", and have it
				// depends on all other test_per_src variations. This is useful to
				// create subsequent dependencies of a given module on all
				// test_per_src variations created above: by depending on
				// variation "", that module will transitively depend on all the
				// other test_per_src variations without the need to know their
				// name or even their number.
				testNames = append(testNames, "")
				tests := mctx.CreateLocalVariations(testNames...)
				allTests := tests[numTests]
				allTests.(*Module).linker.(testPerSrc).unsetSrc()
				// Prevent the "all tests" variation from being installable nor
				// exporting to Make, as it won't create any output file.
				allTests.(*Module).Properties.PreventInstall = true
				allTests.(*Module).Properties.HideFromMake = true
				for i, src := range test.srcs() {
					tests[i].(*Module).linker.(testPerSrc).setSrc(testNames[i], src)
					mctx.AddInterVariantDependency(testPerSrcDepTag, allTests, tests[i])
				}
				mctx.AliasVariation("")
			}
		}
	}
}

type testDecorator struct {
	LinkerProperties    TestLinkerProperties
	InstallerProperties TestInstallerProperties
	installer           *baseInstaller
	linker              *baseLinker
}

func (test *testDecorator) gtest() bool {
	return BoolDefault(test.LinkerProperties.Gtest, true)
}

func (test *testDecorator) isolated(ctx android.EarlyModuleContext) bool {
	return BoolDefault(test.LinkerProperties.Isolated, false)
}

// NOTE: Keep this in sync with cc/cc_test.bzl#gtest_copts
func (test *testDecorator) linkerFlags(ctx ModuleContext, flags Flags) Flags {
	if !test.gtest() {
		return flags
	}

	flags.Local.CFlags = append(flags.Local.CFlags, "-DGTEST_HAS_STD_STRING")
	if ctx.Host() {
		flags.Local.CFlags = append(flags.Local.CFlags, "-O0", "-g")

		switch ctx.Os() {
		case android.Windows:
			flags.Local.CFlags = append(flags.Local.CFlags, "-DGTEST_OS_WINDOWS")
		case android.Linux:
			flags.Local.CFlags = append(flags.Local.CFlags, "-DGTEST_OS_LINUX")
		case android.Darwin:
			flags.Local.CFlags = append(flags.Local.CFlags, "-DGTEST_OS_MAC")
		}
	} else {
		flags.Local.CFlags = append(flags.Local.CFlags, "-DGTEST_OS_LINUX_ANDROID")
	}

	return flags
}

func (test *testDecorator) linkerDeps(ctx BaseModuleContext, deps Deps) Deps {
	if test.gtest() {
		if ctx.useSdk() && ctx.Device() {
			deps.StaticLibs = append(deps.StaticLibs, "libgtest_main_ndk_c++", "libgtest_ndk_c++")
		} else if test.isolated(ctx) {
			deps.StaticLibs = append(deps.StaticLibs, "libgtest_isolated_main")
			// The isolated library requires liblog, but adding it
			// as a static library means unit tests cannot override
			// liblog functions. Instead make it a shared library
			// dependency.
			deps.SharedLibs = append(deps.SharedLibs, "liblog")
		} else {
			deps.StaticLibs = append(deps.StaticLibs, "libgtest_main", "libgtest")
		}
	}

	return deps
}

func (test *testDecorator) linkerProps() []interface{} {
	return []interface{}{&test.LinkerProperties}
}

func (test *testDecorator) installerProps() []interface{} {
	return []interface{}{&test.InstallerProperties}
}

func NewTestInstaller() *baseInstaller {
	return NewBaseInstaller("nativetest", "nativetest64", InstallInData)
}

type testBinary struct {
	*testDecorator
	*binaryDecorator
	*baseCompiler
	Properties       TestBinaryProperties
	data             []android.DataPath
	testConfig       android.Path
	extraTestConfigs android.Paths
}

func (test *testBinary) linkerProps() []interface{} {
	props := append(test.testDecorator.linkerProps(), test.binaryDecorator.linkerProps()...)
	props = append(props, &test.Properties)
	return props
}

func (test *testBinary) linkerDeps(ctx DepsContext, deps Deps) Deps {
	deps = test.testDecorator.linkerDeps(ctx, deps)
	deps = test.binaryDecorator.linkerDeps(ctx, deps)
	deps.DataLibs = append(deps.DataLibs, test.Properties.Data_libs...)
	deps.DataBins = append(deps.DataBins, test.Properties.Data_bins...)
	return deps
}

func (test *testBinary) linkerFlags(ctx ModuleContext, flags Flags) Flags {
	flags = test.binaryDecorator.linkerFlags(ctx, flags)
	flags = test.testDecorator.linkerFlags(ctx, flags)
	return flags
}

func (test *testBinary) installerProps() []interface{} {
	return append(test.baseInstaller.installerProps(), test.testDecorator.installerProps()...)
}

func (test *testBinary) install(ctx ModuleContext, file android.Path) {
	dataSrcPaths := android.PathsForModuleSrc(ctx, test.Properties.Data)

	for _, dataSrcPath := range dataSrcPaths {
		test.data = append(test.data, android.DataPath{SrcPath: dataSrcPath})
	}

	ctx.VisitDirectDepsWithTag(dataLibDepTag, func(dep android.Module) {
		depName := ctx.OtherModuleName(dep)
		linkableDep, ok := dep.(LinkableInterface)
		if !ok {
			ctx.ModuleErrorf("data_lib %q is not a LinkableInterface module", depName)
		}
		if linkableDep.OutputFile().Valid() {
			test.data = append(test.data,
				android.DataPath{SrcPath: linkableDep.OutputFile().Path(),
					RelativeInstallPath: linkableDep.RelativeInstallPath()})
		}
	})
	ctx.VisitDirectDepsWithTag(dataBinDepTag, func(dep android.Module) {
		depName := ctx.OtherModuleName(dep)
		linkableDep, ok := dep.(LinkableInterface)
		if !ok {
			ctx.ModuleErrorf("data_bin %q is not a LinkableInterface module", depName)
		}
		if linkableDep.OutputFile().Valid() {
			test.data = append(test.data,
				android.DataPath{SrcPath: linkableDep.OutputFile().Path(),
					RelativeInstallPath: linkableDep.RelativeInstallPath()})
		}
	})

	useVendor := ctx.inVendor() || ctx.useVndk()
	testInstallBase := getTestInstallBase(useVendor)
	configs := getTradefedConfigOptions(ctx, &test.Properties, test.isolated(ctx), ctx.Device())

	test.testConfig = tradefed.AutoGenTestConfig(ctx, tradefed.AutoGenTestConfigOptions{
		TestConfigProp:         test.Properties.Test_config,
		TestConfigTemplateProp: test.Properties.Test_config_template,
		TestSuites:             test.testDecorator.InstallerProperties.Test_suites,
		Config:                 configs,
		TestRunnerOptions:      test.Properties.Test_options.Test_runner_options,
		AutoGenConfig:          test.Properties.Auto_gen_config,
		TestInstallBase:        testInstallBase,
		DeviceTemplate:         "${NativeTestConfigTemplate}",
		HostTemplate:           "${NativeHostTestConfigTemplate}",
	})

	test.extraTestConfigs = android.PathsForModuleSrc(ctx, test.Properties.Test_options.Extra_test_configs)

	test.binaryDecorator.baseInstaller.dir = "nativetest"
	test.binaryDecorator.baseInstaller.dir64 = "nativetest64"

	if !Bool(test.Properties.No_named_install_directory) {
		test.binaryDecorator.baseInstaller.relative = ctx.ModuleName()
	} else if String(test.binaryDecorator.baseInstaller.Properties.Relative_install_path) == "" {
		ctx.PropertyErrorf("no_named_install_directory", "Module install directory may only be disabled if relative_install_path is set")
	}

	if ctx.Host() && test.gtest() && test.Properties.Test_options.Unit_test == nil {
		test.Properties.Test_options.Unit_test = proptools.BoolPtr(true)
	}

	test.binaryDecorator.baseInstaller.installTestData(ctx, test.data)
	test.binaryDecorator.baseInstaller.install(ctx, file)
}

func getTestInstallBase(useVendor bool) string {
	// TODO: (b/167308193) Switch to /data/local/tests/unrestricted as the default install base.
	testInstallBase := "/data/local/tmp"
	if useVendor {
		testInstallBase = "/data/local/tests/vendor"
	}
	return testInstallBase
}

func getTradefedConfigOptions(ctx android.EarlyModuleContext, properties *TestBinaryProperties, isolated bool, device bool) []tradefed.Config {
	var configs []tradefed.Config

	for _, module := range properties.Test_mainline_modules {
		configs = append(configs, tradefed.Option{Name: "config-descriptor:metadata", Key: "mainline-param", Value: module})
	}
	if device {
		if Bool(properties.Require_root) {
			configs = append(configs, tradefed.Object{"target_preparer", "com.android.tradefed.targetprep.RootTargetPreparer", nil})
		} else {
			var options []tradefed.Option
			options = append(options, tradefed.Option{Name: "force-root", Value: "false"})
			configs = append(configs, tradefed.Object{"target_preparer", "com.android.tradefed.targetprep.RootTargetPreparer", options})
		}
		if Bool(properties.Disable_framework) {
			var options []tradefed.Option
			configs = append(configs, tradefed.Object{"target_preparer", "com.android.tradefed.targetprep.StopServicesSetup", options})
		}
	}
	if isolated {
		configs = append(configs, tradefed.Option{Name: "not-shardable", Value: "true"})
	}
	if properties.Test_options.Run_test_as != nil {
		configs = append(configs, tradefed.Option{Name: "run-test-as", Value: String(properties.Test_options.Run_test_as)})
	}
	for _, tag := range properties.Test_options.Test_suite_tag {
		configs = append(configs, tradefed.Option{Name: "test-suite-tag", Value: tag})
	}
	if properties.Test_options.Min_shipping_api_level != nil {
		if properties.Test_options.Vsr_min_shipping_api_level != nil {
			ctx.PropertyErrorf("test_options.min_shipping_api_level", "must not be set at the same time as 'vsr_min_shipping_api_level'.")
		}
		var options []tradefed.Option
		options = append(options, tradefed.Option{Name: "min-api-level", Value: strconv.FormatInt(int64(*properties.Test_options.Min_shipping_api_level), 10)})
		configs = append(configs, tradefed.Object{"module_controller", "com.android.tradefed.testtype.suite.module.ShippingApiLevelModuleController", options})
	}
	if properties.Test_options.Vsr_min_shipping_api_level != nil {
		var options []tradefed.Option
		options = append(options, tradefed.Option{Name: "vsr-min-api-level", Value: strconv.FormatInt(int64(*properties.Test_options.Vsr_min_shipping_api_level), 10)})
		configs = append(configs, tradefed.Object{"module_controller", "com.android.tradefed.testtype.suite.module.ShippingApiLevelModuleController", options})
	}
	if properties.Test_options.Min_vndk_version != nil {
		var options []tradefed.Option
		options = append(options, tradefed.Option{Name: "min-api-level", Value: strconv.FormatInt(int64(*properties.Test_options.Min_vndk_version), 10)})
		options = append(options, tradefed.Option{Name: "api-level-prop", Value: "ro.vndk.version"})
		configs = append(configs, tradefed.Object{"module_controller", "com.android.tradefed.testtype.suite.module.MinApiLevelModuleController", options})
	}
	return configs
}

func NewTest(hod android.HostOrDeviceSupported, bazelable bool) *Module {
	module, binary := newBinary(hod, bazelable)
	module.bazelable = bazelable
	module.multilib = android.MultilibBoth
	module.testModule = true
	binary.baseInstaller = NewTestInstaller()

	test := &testBinary{
		testDecorator: &testDecorator{
			linker:    binary.baseLinker,
			installer: binary.baseInstaller,
		},
		binaryDecorator: binary,
		baseCompiler:    NewBaseCompiler(),
	}
	module.compiler = test
	module.linker = test
	module.installer = test
	return module
}

type testLibrary struct {
	*testDecorator
	*libraryDecorator
}

func (test *testLibrary) testLibrary() bool {
	return true
}

func (test *testLibrary) linkerProps() []interface{} {
	var props []interface{}
	props = append(props, test.testDecorator.linkerProps()...)
	return append(props, test.libraryDecorator.linkerProps()...)
}

func (test *testLibrary) linkerDeps(ctx DepsContext, deps Deps) Deps {
	deps = test.testDecorator.linkerDeps(ctx, deps)
	deps = test.libraryDecorator.linkerDeps(ctx, deps)
	return deps
}

func (test *testLibrary) linkerFlags(ctx ModuleContext, flags Flags) Flags {
	flags = test.libraryDecorator.linkerFlags(ctx, flags)
	flags = test.testDecorator.linkerFlags(ctx, flags)
	return flags
}

func (test *testLibrary) installerProps() []interface{} {
	return append(test.baseInstaller.installerProps(), test.testDecorator.installerProps()...)
}

func NewTestLibrary(hod android.HostOrDeviceSupported) *Module {
	module, library := NewLibrary(android.HostAndDeviceSupported)
	library.baseInstaller = NewTestInstaller()
	test := &testLibrary{
		testDecorator: &testDecorator{
			linker:    library.baseLinker,
			installer: library.baseInstaller,
		},
		libraryDecorator: library,
	}
	module.linker = test
	module.installer = test
	module.bazelable = true
	return module
}

type BenchmarkProperties struct {
	// list of files or filegroup modules that provide data that should be installed alongside
	// the test
	Data []string `android:"path"`

	// list of compatibility suites (for example "cts", "vts") that the module should be
	// installed into.
	Test_suites []string `android:"arch_variant"`

	// the name of the test configuration (for example "AndroidTest.xml") that should be
	// installed with the module.
	Test_config *string `android:"path,arch_variant"`

	// the name of the test configuration template (for example "AndroidTestTemplate.xml") that
	// should be installed with the module.
	Test_config_template *string `android:"path,arch_variant"`

	// Add RootTargetPreparer to auto generated test config. This guarantees the test to run
	// with root permission.
	Require_root *bool

	// Flag to indicate whether or not to create test config automatically. If AndroidTest.xml
	// doesn't exist next to the Android.bp, this attribute doesn't need to be set to true
	// explicitly.
	Auto_gen_config *bool
}

type benchmarkDecorator struct {
	*binaryDecorator
	Properties BenchmarkProperties
	data       []android.DataPath
	testConfig android.Path
}

func (benchmark *benchmarkDecorator) benchmarkBinary() bool {
	return true
}

func (benchmark *benchmarkDecorator) linkerProps() []interface{} {
	props := benchmark.binaryDecorator.linkerProps()
	props = append(props, &benchmark.Properties)
	return props
}

func (benchmark *benchmarkDecorator) linkerDeps(ctx DepsContext, deps Deps) Deps {
	deps = benchmark.binaryDecorator.linkerDeps(ctx, deps)
	deps.StaticLibs = append(deps.StaticLibs, "libgoogle-benchmark")
	return deps
}

func (benchmark *benchmarkDecorator) install(ctx ModuleContext, file android.Path) {
	for _, d := range android.PathsForModuleSrc(ctx, benchmark.Properties.Data) {
		benchmark.data = append(benchmark.data, android.DataPath{SrcPath: d})
	}

	var configs []tradefed.Config
	if Bool(benchmark.Properties.Require_root) {
		configs = append(configs, tradefed.Object{"target_preparer", "com.android.tradefed.targetprep.RootTargetPreparer", nil})
	}
	benchmark.testConfig = tradefed.AutoGenTestConfig(ctx, tradefed.AutoGenTestConfigOptions{
		TestConfigProp:         benchmark.Properties.Test_config,
		TestConfigTemplateProp: benchmark.Properties.Test_config_template,
		TestSuites:             benchmark.Properties.Test_suites,
		Config:                 configs,
		AutoGenConfig:          benchmark.Properties.Auto_gen_config,
		DeviceTemplate:         "${NativeBenchmarkTestConfigTemplate}",
		HostTemplate:           "${NativeBenchmarkTestConfigTemplate}",
	})

	benchmark.binaryDecorator.baseInstaller.dir = filepath.Join("benchmarktest", ctx.ModuleName())
	benchmark.binaryDecorator.baseInstaller.dir64 = filepath.Join("benchmarktest64", ctx.ModuleName())
	benchmark.binaryDecorator.baseInstaller.installTestData(ctx, benchmark.data)
	benchmark.binaryDecorator.baseInstaller.install(ctx, file)
}

func NewBenchmark(hod android.HostOrDeviceSupported) *Module {
	module, binary := newBinary(hod, false)
	module.multilib = android.MultilibBoth
	binary.baseInstaller = NewBaseInstaller("benchmarktest", "benchmarktest64", InstallInData)

	benchmark := &benchmarkDecorator{
		binaryDecorator: binary,
	}
	module.linker = benchmark
	module.installer = benchmark
	return module
}

type ccTestBazelHandler struct {
	module *Module
}

var _ BazelHandler = (*ccTestBazelHandler)(nil)

// The top level target named $label is a test_suite target,
// not the internal cc_test executable target.
//
// This is to ensure `b test //$label` runs the test_suite target directly,
// which depends on tradefed_test targets, instead of the internal cc_test
// target, which doesn't have tradefed integrations.
//
// However, for cquery, we want the internal cc_test executable target, which
// has the suffix "__tf_internal".
func mixedBuildsTestLabel(label string) string {
	return label + "__tf_internal"
}

func (handler *ccTestBazelHandler) QueueBazelCall(ctx android.BaseModuleContext, label string) {
	bazelCtx := ctx.Config().BazelContext
	bazelCtx.QueueBazelRequest(mixedBuildsTestLabel(label), cquery.GetCcUnstrippedInfo, android.GetConfigKey(ctx))
}

func (handler *ccTestBazelHandler) ProcessBazelQueryResponse(ctx android.ModuleContext, label string) {
	bazelCtx := ctx.Config().BazelContext
	info, err := bazelCtx.GetCcUnstrippedInfo(mixedBuildsTestLabel(label), android.GetConfigKey(ctx))
	if err != nil {
		ctx.ModuleErrorf(err.Error())
		return
	}

	var outputFilePath android.Path = android.PathForBazelOut(ctx, info.OutputFile)
	if len(info.TidyFiles) > 0 {
		handler.module.tidyFiles = android.PathsForBazelOut(ctx, info.TidyFiles)
		outputFilePath = android.AttachValidationActions(ctx, outputFilePath, handler.module.tidyFiles)
	}
	handler.module.outputFile = android.OptionalPathForPath(outputFilePath)
	handler.module.linker.(*testBinary).unstrippedOutputFile = android.PathForBazelOut(ctx, info.UnstrippedOutput)

	handler.module.setAndroidMkVariablesFromCquery(info.CcAndroidMkInfo)
}

// binaryAttributes contains Bazel attributes corresponding to a cc test
type testBinaryAttributes struct {
	binaryAttributes

	Gtest *bool

	tidyAttributes
	tradefed.TestConfigAttributes

	Runs_on bazel.StringListAttribute
}

// testBinaryBp2build is the bp2build converter for cc_test modules. A cc_test's
// dependency graph and compilation/linking steps are functionally similar to a
// cc_binary, but has additional dependencies on test deps like gtest, and
// produces additional runfiles like XML plans for Tradefed orchestration
//
// TODO(b/244432609): handle `isolated` property.
// TODO(b/244432134): handle custom runpaths for tests that assume runfile layouts not
// default to bazel. (see linkerInit function)
func testBinaryBp2build(ctx android.Bp2buildMutatorContext, m *Module) {
	var testBinaryAttrs testBinaryAttributes
	testBinaryAttrs.binaryAttributes = binaryBp2buildAttrs(ctx, m)

	var data bazel.LabelListAttribute
	var tags bazel.StringListAttribute

	testBinaryProps := m.GetArchVariantProperties(ctx, &TestBinaryProperties{})
	for axis, configToProps := range testBinaryProps {
		for config, props := range configToProps {
			if p, ok := props.(*TestBinaryProperties); ok {
				// Combine data, data_bins and data_libs into a single 'data' attribute.
				var combinedData bazel.LabelList
				combinedData.Append(android.BazelLabelForModuleSrc(ctx, p.Data))
				combinedData.Append(android.BazelLabelForModuleDeps(ctx, p.Data_bins))
				combinedData.Append(android.BazelLabelForModuleDeps(ctx, p.Data_libs))
				data.SetSelectValue(axis, config, combinedData)
				tags.SetSelectValue(axis, config, p.Test_options.Tags)
			}
		}
	}

	// The logic comes from https://cs.android.com/android/platform/superproject/main/+/0df8153267f96da877febc5332240fa06ceb8533:build/soong/cc/sanitize.go;l=488
	var features bazel.StringListAttribute
	curFeatures := testBinaryAttrs.binaryAttributes.Features.SelectValue(bazel.OsArchConfigurationAxis, bazel.OsArchAndroidArm64)
	var newFeatures []string
	if !android.InList("memtag_heap", curFeatures) && !android.InList("-memtag_heap", curFeatures) {
		newFeatures = append(newFeatures, "memtag_heap")
		if !android.InList("diag_memtag_heap", curFeatures) && !android.InList("-diag_memtag_heap", curFeatures) {
			newFeatures = append(newFeatures, "diag_memtag_heap")
		}
	}

	features.SetSelectValue(bazel.OsArchConfigurationAxis, bazel.OsArchAndroidArm64, newFeatures)
	testBinaryAttrs.binaryAttributes.Features.Append(features)
	testBinaryAttrs.binaryAttributes.Features.DeduplicateAxesFromBase()

	m.convertTidyAttributes(ctx, &testBinaryAttrs.tidyAttributes)

	testBinary := m.linker.(*testBinary)
	gtest := testBinary.gtest()
	gtestIsolated := testBinary.isolated(ctx)
	// Use the underling bool pointer for Gtest in attrs
	// This ensures that if this property is not set in Android.bp file, it will not be set in BUILD file either
	// cc_test macro will default gtest to True
	testBinaryAttrs.Gtest = testBinary.LinkerProperties.Gtest

	addImplicitGtestDeps(ctx, &testBinaryAttrs, gtest, gtestIsolated)

	var unitTest *bool

	for _, testProps := range m.GetProperties() {
		if p, ok := testProps.(*TestBinaryProperties); ok {
			useVendor := false // TODO Bug: 262914724
			testInstallBase := getTestInstallBase(useVendor)
			testConfigAttributes := tradefed.GetTestConfigAttributes(
				ctx,
				p.Test_config,
				p.Test_options.Extra_test_configs,
				p.Auto_gen_config,
				p.Test_options.Test_suite_tag,
				p.Test_config_template,
				getTradefedConfigOptions(ctx, p, gtestIsolated, true),
				&testInstallBase,
			)
			testBinaryAttrs.TestConfigAttributes = testConfigAttributes
			unitTest = p.Test_options.Unit_test
		}
	}

	testBinaryAttrs.Runs_on = bazel.MakeStringListAttribute(android.RunsOn(
		m.ModuleBase.HostSupported(),
		m.ModuleBase.DeviceSupported(),
		gtest || (unitTest != nil && *unitTest)))

	// TODO (b/262914724): convert to tradefed_cc_test and tradefed_cc_test_host
	ctx.CreateBazelTargetModule(
		bazel.BazelTargetModuleProperties{
			Rule_class:        "cc_test",
			Bzl_load_location: "//build/bazel/rules/cc:cc_test.bzl",
		},
		android.CommonAttributes{
			Name: m.Name(),
			Data: data,
			Tags: tags,
		},
		&testBinaryAttrs)
}

// cc_test that builds using gtest needs some additional deps
// addImplicitGtestDeps makes these deps explicit in the generated BUILD files
func addImplicitGtestDeps(ctx android.Bp2buildMutatorContext, attrs *testBinaryAttributes, gtest, gtestIsolated bool) {
	addDepsAndDedupe := func(lla *bazel.LabelListAttribute, modules []string) {
		moduleLabels := android.BazelLabelForModuleDeps(ctx, modules)
		lla.Value.Append(moduleLabels)
		// Dedupe
		lla.Value = bazel.FirstUniqueBazelLabelList(lla.Value)
	}
	// this must be kept in sync with Soong's implementation in:
	// https://cs.android.com/android/_/android/platform/build/soong/+/460fb2d6d546b5ab493a7e5479998c4933a80f73:cc/test.go;l=300-313;drc=ec7314336a2b35ea30ce5438b83949c28e3ac429;bpv=1;bpt=0
	if gtest {
		// TODO - b/244433197: Handle canUseSdk
		if gtestIsolated {
			addDepsAndDedupe(&attrs.Deps, []string{"libgtest_isolated_main"})
			addDepsAndDedupe(&attrs.Dynamic_deps, []string{"liblog"})
		} else {
			addDepsAndDedupe(&attrs.Deps, []string{
				"libgtest_main",
				"libgtest",
			})
		}
	}
}