Convert kernel package to use test fixtures (e5ac250a) · Commits · e / os / android_build_soong

kernel/prebuilt_kernel_modules.go

+5 −1

Original line number	Diff line number	Diff line
		@@ -27,8 +27,12 @@ import (
		)

		func init() {
		android.RegisterModuleType("prebuilt_kernel_modules", prebuiltKernelModulesFactory)
		pctx.Import("android/soong/cc/config")
		registerKernelBuildComponents(android.InitRegistrationContext)
		}

		func registerKernelBuildComponents(ctx android.RegistrationContext) {
		ctx.RegisterModuleType("prebuilt_kernel_modules", prebuiltKernelModulesFactory)
		}

		type prebuiltKernelModules struct {

kernel/prebuilt_kernel_modules_test.go

+12 −79

Original line number	Diff line number	Diff line
		@@ -15,73 +15,29 @@
		package kernel

		import (
		"io/ioutil"
		"os"
		"reflect"
		"strings"
		"testing"

		"android/soong/android"
		"android/soong/cc"
		)

		func testKernelModules(t testing.T, bp string, fs map[string][]byte) (android.TestContext, android.Config) {
		bp = bp + `
		cc_binary_host {
		name: "depmod",
		srcs: ["depmod.cpp"],
		stl: "none",
		static_executable: true,
		system_shared_libs: [],
		}
		`
		bp = bp + cc.GatherRequiredDepsForTest(android.Android)

		fs["depmod.cpp"] = nil
		cc.GatherRequiredFilesForTest(fs)

		config := android.TestArchConfig(buildDir, nil, bp, fs)

		ctx := android.NewTestArchContext(config)
		ctx.RegisterModuleType("prebuilt_kernel_modules", prebuiltKernelModulesFactory)
		ctx.PreArchMutators(android.RegisterDefaultsPreArchMutators)
		cc.RegisterRequiredBuildComponentsForTest(ctx)

		ctx.Register()
		_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
		android.FailIfErrored(t, errs)
		_, errs = ctx.PrepareBuildActions(config)
		android.FailIfErrored(t, errs)

		return ctx, config
		}

		func ensureListContains(t *testing.T, result []string, expected string) {
		t.Helper()
		if !android.InList(expected, result) {
		t.Errorf("%q is not found in %v", expected, result)
		}
		}

		func ensureContains(t *testing.T, result string, expected string) {
		t.Helper()
		if !strings.Contains(result, expected) {
		t.Errorf("%q is not found in %q", expected, result)
		}
		}

		func TestKernelModulesFilelist(t *testing.T) {
		ctx, _ := testKernelModules(t, `
		ctx := android.GroupFixturePreparers(
		cc.PrepareForTestWithCcDefaultModules,
		android.FixtureRegisterWithContext(registerKernelBuildComponents),
		android.MockFS{
		"depmod.cpp": nil,
		"mod1.ko": nil,
		"mod2.ko": nil,
		}.AddToFixture(),
		).RunTestWithBp(t, `
		prebuilt_kernel_modules {
		name: "foo",
		srcs: ["*.ko"],
		kernel_version: "5.10",
		}
		`,
		map[string][]byte{
		"mod1.ko": nil,
		"mod2.ko": nil,
		})
		`)

		expected := []string{
		"lib/modules/5.10/mod1.ko",
		@@ -98,32 +54,9 @@ func TestKernelModulesFilelist(t *testing.T) {
		}
		actual = android.SortedUniqueStrings(actual)
		expected = android.SortedUniqueStrings(expected)
		if !reflect.DeepEqual(actual, expected) {
		t.Errorf("\ngot: %v\nexpected: %v\n", actual, expected)
		}
		}

		var buildDir string

		func setUp() {
		var err error
		buildDir, err = ioutil.TempDir("", "soong_kernel_test")
		if err != nil {
		panic(err)
		}
		}

		func tearDown() {
		os.RemoveAll(buildDir)
		android.AssertDeepEquals(t, "foo packaging specs", expected, actual)
		}

		func TestMain(m *testing.M) {
		run := func() int {
		setUp()
		defer tearDown()

		return m.Run()
		}

		os.Exit(run())
		os.Exit(m.Run())
		}