| // Copyright 2019 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 ( | 
 | 	"fmt" | 
 | 	"runtime" | 
 | 	"testing" | 
 |  | 
 | 	"android/soong/android" | 
 | 	"github.com/google/blueprint" | 
 | ) | 
 |  | 
 | var prepareForPrebuiltTest = android.GroupFixturePreparers( | 
 | 	prepareForCcTest, | 
 | 	android.PrepareForTestWithAndroidMk, | 
 | ) | 
 |  | 
 | func testPrebuilt(t *testing.T, bp string, fs android.MockFS, handlers ...android.FixturePreparer) *android.TestContext { | 
 | 	t.Helper() | 
 | 	result := android.GroupFixturePreparers( | 
 | 		prepareForPrebuiltTest, | 
 | 		fs.AddToFixture(), | 
 | 		android.GroupFixturePreparers(handlers...), | 
 | 	).RunTestWithBp(t, bp) | 
 |  | 
 | 	return result.TestContext | 
 | } | 
 |  | 
 | type configCustomizer func(config android.Config) | 
 |  | 
 | func TestPrebuilt(t *testing.T) { | 
 | 	bp := ` | 
 | 		cc_library { | 
 | 			name: "liba", | 
 | 		} | 
 |  | 
 | 		cc_prebuilt_library_shared { | 
 | 			name: "liba", | 
 | 			srcs: ["liba.so"], | 
 | 		} | 
 |  | 
 | 		cc_library { | 
 | 			name: "libb", | 
 | 		} | 
 |  | 
 | 		cc_prebuilt_library_static { | 
 | 			name: "libb", | 
 | 			srcs: ["libb.a"], | 
 | 		} | 
 |  | 
 | 		cc_library_shared { | 
 | 			name: "libd", | 
 | 		} | 
 |  | 
 | 		cc_prebuilt_library_shared { | 
 | 			name: "libd", | 
 | 			srcs: ["libd.so"], | 
 | 		} | 
 |  | 
 | 		cc_library_static { | 
 | 			name: "libe", | 
 | 		} | 
 |  | 
 | 		cc_prebuilt_library_static { | 
 | 			name: "libe", | 
 | 			srcs: ["libe.a"], | 
 | 		} | 
 |  | 
 | 		cc_library { | 
 | 			name: "libf", | 
 | 		} | 
 |  | 
 | 		cc_prebuilt_library { | 
 | 			name: "libf", | 
 | 			static: { | 
 | 				srcs: ["libf.a"], | 
 | 			}, | 
 | 			shared: { | 
 | 				srcs: ["libf.so"], | 
 | 			}, | 
 | 		} | 
 |  | 
 | 		cc_object { | 
 | 			name: "crtx", | 
 | 		} | 
 |  | 
 | 		cc_prebuilt_object { | 
 | 			name: "crtx", | 
 | 			srcs: ["crtx.o"], | 
 | 		} | 
 | 	` | 
 |  | 
 | 	ctx := testPrebuilt(t, bp, map[string][]byte{ | 
 | 		"liba.so": nil, | 
 | 		"libb.a":  nil, | 
 | 		"libd.so": nil, | 
 | 		"libe.a":  nil, | 
 | 		"libf.a":  nil, | 
 | 		"libf.so": nil, | 
 | 		"crtx.o":  nil, | 
 | 	}) | 
 |  | 
 | 	// Verify that all the modules exist and that their dependencies were connected correctly | 
 | 	liba := ctx.ModuleForTests("liba", "android_arm64_armv8-a_shared").Module() | 
 | 	libb := ctx.ModuleForTests("libb", "android_arm64_armv8-a_static").Module() | 
 | 	libd := ctx.ModuleForTests("libd", "android_arm64_armv8-a_shared").Module() | 
 | 	libe := ctx.ModuleForTests("libe", "android_arm64_armv8-a_static").Module() | 
 | 	libfStatic := ctx.ModuleForTests("libf", "android_arm64_armv8-a_static").Module() | 
 | 	libfShared := ctx.ModuleForTests("libf", "android_arm64_armv8-a_shared").Module() | 
 | 	crtx := ctx.ModuleForTests("crtx", "android_arm64_armv8-a").Module() | 
 |  | 
 | 	prebuiltLiba := ctx.ModuleForTests("prebuilt_liba", "android_arm64_armv8-a_shared").Module() | 
 | 	prebuiltLibb := ctx.ModuleForTests("prebuilt_libb", "android_arm64_armv8-a_static").Module() | 
 | 	prebuiltLibd := ctx.ModuleForTests("prebuilt_libd", "android_arm64_armv8-a_shared").Module() | 
 | 	prebuiltLibe := ctx.ModuleForTests("prebuilt_libe", "android_arm64_armv8-a_static").Module() | 
 | 	prebuiltLibfStatic := ctx.ModuleForTests("prebuilt_libf", "android_arm64_armv8-a_static").Module() | 
 | 	prebuiltLibfShared := ctx.ModuleForTests("prebuilt_libf", "android_arm64_armv8-a_shared").Module() | 
 | 	prebuiltCrtx := ctx.ModuleForTests("prebuilt_crtx", "android_arm64_armv8-a").Module() | 
 |  | 
 | 	hasDep := func(m android.Module, wantDep android.Module) bool { | 
 | 		t.Helper() | 
 | 		var found bool | 
 | 		ctx.VisitDirectDeps(m, func(dep blueprint.Module) { | 
 | 			if dep == wantDep { | 
 | 				found = true | 
 | 			} | 
 | 		}) | 
 | 		return found | 
 | 	} | 
 |  | 
 | 	if !hasDep(liba, prebuiltLiba) { | 
 | 		t.Errorf("liba missing dependency on prebuilt_liba") | 
 | 	} | 
 |  | 
 | 	if !hasDep(libb, prebuiltLibb) { | 
 | 		t.Errorf("libb missing dependency on prebuilt_libb") | 
 | 	} | 
 |  | 
 | 	if !hasDep(libd, prebuiltLibd) { | 
 | 		t.Errorf("libd missing dependency on prebuilt_libd") | 
 | 	} | 
 |  | 
 | 	if !hasDep(libe, prebuiltLibe) { | 
 | 		t.Errorf("libe missing dependency on prebuilt_libe") | 
 | 	} | 
 |  | 
 | 	if !hasDep(libfStatic, prebuiltLibfStatic) { | 
 | 		t.Errorf("libf static missing dependency on prebuilt_libf") | 
 | 	} | 
 |  | 
 | 	if !hasDep(libfShared, prebuiltLibfShared) { | 
 | 		t.Errorf("libf shared missing dependency on prebuilt_libf") | 
 | 	} | 
 |  | 
 | 	if !hasDep(crtx, prebuiltCrtx) { | 
 | 		t.Errorf("crtx missing dependency on prebuilt_crtx") | 
 | 	} | 
 |  | 
 | 	entries := android.AndroidMkEntriesForTest(t, ctx, prebuiltLiba)[0] | 
 | 	android.AssertStringEquals(t, "unexpected LOCAL_SOONG_MODULE_TYPE", "cc_prebuilt_library_shared", entries.EntryMap["LOCAL_SOONG_MODULE_TYPE"][0]) | 
 | 	entries = android.AndroidMkEntriesForTest(t, ctx, prebuiltLibb)[0] | 
 | 	android.AssertStringEquals(t, "unexpected LOCAL_SOONG_MODULE_TYPE", "cc_prebuilt_library_static", entries.EntryMap["LOCAL_SOONG_MODULE_TYPE"][0]) | 
 | } | 
 |  | 
 | func TestPrebuiltLibraryShared(t *testing.T) { | 
 | 	ctx := testPrebuilt(t, ` | 
 | 	cc_prebuilt_library_shared { | 
 | 		name: "libtest", | 
 | 		srcs: ["libf.so"], | 
 |     strip: { | 
 |         none: true, | 
 |     }, | 
 | 	} | 
 | 	`, map[string][]byte{ | 
 | 		"libf.so": nil, | 
 | 	}) | 
 |  | 
 | 	shared := ctx.ModuleForTests("libtest", "android_arm64_armv8-a_shared").Module().(*Module) | 
 | 	assertString(t, shared.OutputFile().Path().Base(), "libtest.so") | 
 | } | 
 |  | 
 | func TestPrebuiltLibraryStatic(t *testing.T) { | 
 | 	ctx := testPrebuilt(t, ` | 
 | 	cc_prebuilt_library_static { | 
 | 		name: "libtest", | 
 | 		srcs: ["libf.a"], | 
 | 	} | 
 | 	`, map[string][]byte{ | 
 | 		"libf.a": nil, | 
 | 	}) | 
 |  | 
 | 	static := ctx.ModuleForTests("libtest", "android_arm64_armv8-a_static").Module().(*Module) | 
 | 	assertString(t, static.OutputFile().Path().Base(), "libf.a") | 
 | } | 
 |  | 
 | func TestPrebuiltLibrary(t *testing.T) { | 
 | 	ctx := testPrebuilt(t, ` | 
 | 	cc_prebuilt_library { | 
 | 		name: "libtest", | 
 | 		static: { | 
 | 			srcs: ["libf.a"], | 
 | 		}, | 
 | 		shared: { | 
 | 			srcs: ["libf.so"], | 
 | 		}, | 
 |     strip: { | 
 |         none: true, | 
 |     }, | 
 | 	} | 
 | 	`, map[string][]byte{ | 
 | 		"libf.a":  nil, | 
 | 		"libf.so": nil, | 
 | 	}) | 
 |  | 
 | 	shared := ctx.ModuleForTests("libtest", "android_arm64_armv8-a_shared").Module().(*Module) | 
 | 	assertString(t, shared.OutputFile().Path().Base(), "libtest.so") | 
 |  | 
 | 	static := ctx.ModuleForTests("libtest", "android_arm64_armv8-a_static").Module().(*Module) | 
 | 	assertString(t, static.OutputFile().Path().Base(), "libf.a") | 
 | } | 
 |  | 
 | func TestPrebuiltLibraryStem(t *testing.T) { | 
 | 	ctx := testPrebuilt(t, ` | 
 | 	cc_prebuilt_library { | 
 | 		name: "libfoo", | 
 | 		stem: "libbar", | 
 | 		static: { | 
 | 			srcs: ["libfoo.a"], | 
 | 		}, | 
 | 		shared: { | 
 | 			srcs: ["libfoo.so"], | 
 | 		}, | 
 | 		strip: { | 
 | 			none: true, | 
 | 		}, | 
 | 	} | 
 | 	`, map[string][]byte{ | 
 | 		"libfoo.a":  nil, | 
 | 		"libfoo.so": nil, | 
 | 	}) | 
 |  | 
 | 	static := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_static").Module().(*Module) | 
 | 	assertString(t, static.OutputFile().Path().Base(), "libfoo.a") | 
 |  | 
 | 	shared := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_shared").Module().(*Module) | 
 | 	assertString(t, shared.OutputFile().Path().Base(), "libbar.so") | 
 | } | 
 |  | 
 | func TestPrebuiltLibrarySharedStem(t *testing.T) { | 
 | 	ctx := testPrebuilt(t, ` | 
 | 	cc_prebuilt_library_shared { | 
 | 		name: "libfoo", | 
 | 		stem: "libbar", | 
 | 		srcs: ["libfoo.so"], | 
 | 		strip: { | 
 | 			none: true, | 
 | 		}, | 
 | 	} | 
 | 	`, map[string][]byte{ | 
 | 		"libfoo.so": nil, | 
 | 	}) | 
 |  | 
 | 	shared := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_shared").Module().(*Module) | 
 | 	assertString(t, shared.OutputFile().Path().Base(), "libbar.so") | 
 | } | 
 |  | 
 | func TestPrebuiltSymlinkedHostBinary(t *testing.T) { | 
 | 	if runtime.GOOS != "linux" { | 
 | 		t.Skipf("Skipping host prebuilt testing that is only supported on linux not %s", runtime.GOOS) | 
 | 	} | 
 |  | 
 | 	ctx := testPrebuilt(t, ` | 
 | 	cc_prebuilt_library_shared { | 
 | 		name: "libfoo", | 
 | 		device_supported: false, | 
 | 		host_supported: true, | 
 | 		target: { | 
 | 			linux_glibc_x86_64: { | 
 | 				srcs: ["linux_glibc_x86_64/lib64/libfoo.so"], | 
 | 			}, | 
 | 		}, | 
 | 	} | 
 |  | 
 | 	cc_prebuilt_binary { | 
 | 		name: "foo", | 
 | 		device_supported: false, | 
 | 		host_supported: true, | 
 | 		shared_libs: ["libfoo"], | 
 | 		target: { | 
 | 			linux_glibc_x86_64: { | 
 | 				srcs: ["linux_glibc_x86_64/bin/foo"], | 
 | 			}, | 
 | 		}, | 
 | 	} | 
 | 	`, map[string][]byte{ | 
 | 		"libfoo.so": nil, | 
 | 		"foo":       nil, | 
 | 	}) | 
 |  | 
 | 	fooRule := ctx.ModuleForTests("foo", "linux_glibc_x86_64").Rule("Symlink") | 
 | 	assertString(t, fooRule.Output.String(), "out/soong/.intermediates/foo/linux_glibc_x86_64/foo") | 
 | 	assertString(t, fooRule.Args["fromPath"], "$$PWD/linux_glibc_x86_64/bin/foo") | 
 |  | 
 | 	var libfooDep android.Path | 
 | 	for _, dep := range fooRule.Implicits { | 
 | 		if dep.Base() == "libfoo.so" { | 
 | 			libfooDep = dep | 
 | 			break | 
 | 		} | 
 | 	} | 
 | 	assertString(t, libfooDep.String(), "out/soong/.intermediates/libfoo/linux_glibc_x86_64_shared/libfoo.so") | 
 | } | 
 |  | 
 | func TestPrebuiltLibrarySanitized(t *testing.T) { | 
 | 	bp := `cc_prebuilt_library { | 
 | 	name: "libtest", | 
 | 		static: { | 
 |                         sanitized: { none: { srcs: ["libf.a"], }, hwaddress: { srcs: ["libf.hwasan.a"], }, }, | 
 | 		}, | 
 | 		shared: { | 
 |                         sanitized: { none: { srcs: ["libf.so"], }, hwaddress: { srcs: ["hwasan/libf.so"], }, }, | 
 | 		}, | 
 | 	} | 
 | 	cc_prebuilt_library_static { | 
 | 		name: "libtest_static", | 
 |                 sanitized: { none: { srcs: ["libf.a"], }, hwaddress: { srcs: ["libf.hwasan.a"], }, }, | 
 | 	} | 
 | 	cc_prebuilt_library_shared { | 
 | 		name: "libtest_shared", | 
 |                 sanitized: { none: { srcs: ["libf.so"], }, hwaddress: { srcs: ["hwasan/libf.so"], }, }, | 
 | 	}` | 
 |  | 
 | 	fs := map[string][]byte{ | 
 | 		"libf.a":         nil, | 
 | 		"libf.hwasan.a":  nil, | 
 | 		"libf.so":        nil, | 
 | 		"hwasan/libf.so": nil, | 
 | 	} | 
 |  | 
 | 	// Without SANITIZE_TARGET. | 
 | 	ctx := testPrebuilt(t, bp, fs) | 
 |  | 
 | 	shared_rule := ctx.ModuleForTests("libtest", "android_arm64_armv8-a_shared").Rule("android/soong/cc.strip") | 
 | 	assertString(t, shared_rule.Input.String(), "libf.so") | 
 |  | 
 | 	static := ctx.ModuleForTests("libtest", "android_arm64_armv8-a_static").Module().(*Module) | 
 | 	assertString(t, static.OutputFile().Path().Base(), "libf.a") | 
 |  | 
 | 	shared_rule2 := ctx.ModuleForTests("libtest_shared", "android_arm64_armv8-a_shared").Rule("android/soong/cc.strip") | 
 | 	assertString(t, shared_rule2.Input.String(), "libf.so") | 
 |  | 
 | 	static2 := ctx.ModuleForTests("libtest_static", "android_arm64_armv8-a_static").Module().(*Module) | 
 | 	assertString(t, static2.OutputFile().Path().Base(), "libf.a") | 
 |  | 
 | 	// With SANITIZE_TARGET=hwaddress | 
 | 	ctx = testPrebuilt(t, bp, fs, | 
 | 		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) { | 
 | 			variables.SanitizeDevice = []string{"hwaddress"} | 
 | 		}), | 
 | 	) | 
 |  | 
 | 	shared_rule = ctx.ModuleForTests("libtest", "android_arm64_armv8-a_shared_hwasan").Rule("android/soong/cc.strip") | 
 | 	assertString(t, shared_rule.Input.String(), "hwasan/libf.so") | 
 |  | 
 | 	static = ctx.ModuleForTests("libtest", "android_arm64_armv8-a_static_hwasan").Module().(*Module) | 
 | 	assertString(t, static.OutputFile().Path().Base(), "libf.hwasan.a") | 
 |  | 
 | 	shared_rule2 = ctx.ModuleForTests("libtest_shared", "android_arm64_armv8-a_shared_hwasan").Rule("android/soong/cc.strip") | 
 | 	assertString(t, shared_rule2.Input.String(), "hwasan/libf.so") | 
 |  | 
 | 	static2 = ctx.ModuleForTests("libtest_static", "android_arm64_armv8-a_static_hwasan").Module().(*Module) | 
 | 	assertString(t, static2.OutputFile().Path().Base(), "libf.hwasan.a") | 
 | } | 
 |  | 
 | func TestPrebuiltStubNoinstall(t *testing.T) { | 
 | 	testFunc := func(t *testing.T, expectLibfooOnSystemLib bool, fs android.MockFS) { | 
 | 		result := android.GroupFixturePreparers( | 
 | 			prepareForPrebuiltTest, | 
 | 			android.PrepareForTestWithMakevars, | 
 | 			android.FixtureMergeMockFs(fs), | 
 | 		).RunTest(t) | 
 |  | 
 | 		ldRule := result.ModuleForTests("installedlib", "android_arm64_armv8-a_shared").Rule("ld") | 
 | 		android.AssertStringDoesContain(t, "", ldRule.Args["libFlags"], "android_arm64_armv8-a_shared/libfoo.so") | 
 |  | 
 | 		installRules := result.InstallMakeRulesForTesting(t) | 
 | 		var installedlibRule *android.InstallMakeRule | 
 | 		for i, rule := range installRules { | 
 | 			if rule.Target == "out/target/product/test_device/system/lib/installedlib.so" { | 
 | 				if installedlibRule != nil { | 
 | 					t.Errorf("Duplicate install rules for %s", rule.Target) | 
 | 				} | 
 | 				installedlibRule = &installRules[i] | 
 | 			} | 
 | 		} | 
 | 		if installedlibRule == nil { | 
 | 			t.Errorf("No install rule found for installedlib") | 
 | 			return | 
 | 		} | 
 |  | 
 | 		if expectLibfooOnSystemLib { | 
 | 			android.AssertStringListContains(t, | 
 | 				"installedlib doesn't have install dependency on libfoo impl", | 
 | 				installedlibRule.OrderOnlyDeps, | 
 | 				"out/target/product/test_device/system/lib/libfoo.so") | 
 | 		} else { | 
 | 			android.AssertStringListDoesNotContain(t, | 
 | 				"installedlib has install dependency on libfoo stub", | 
 | 				installedlibRule.Deps, | 
 | 				"out/target/product/test_device/system/lib/libfoo.so") | 
 | 			android.AssertStringListDoesNotContain(t, | 
 | 				"installedlib has order-only install dependency on libfoo stub", | 
 | 				installedlibRule.OrderOnlyDeps, | 
 | 				"out/target/product/test_device/system/lib/libfoo.so") | 
 | 		} | 
 | 	} | 
 |  | 
 | 	prebuiltLibfooBp := []byte(` | 
 | 		cc_prebuilt_library { | 
 | 			name: "libfoo", | 
 | 			prefer: true, | 
 | 			srcs: ["libfoo.so"], | 
 | 			stubs: { | 
 | 				versions: ["1"], | 
 | 			}, | 
 | 		} | 
 | 	`) | 
 |  | 
 | 	installedlibBp := []byte(` | 
 | 		cc_library { | 
 | 			name: "installedlib", | 
 | 			shared_libs: ["libfoo"], | 
 | 		} | 
 | 	`) | 
 |  | 
 | 	t.Run("prebuilt stub (without source): no install", func(t *testing.T) { | 
 | 		testFunc( | 
 | 			t, | 
 | 			/*expectLibfooOnSystemLib=*/ false, | 
 | 			android.MockFS{ | 
 | 				"prebuilts/module_sdk/art/current/Android.bp": prebuiltLibfooBp, | 
 | 				"Android.bp": installedlibBp, | 
 | 			}, | 
 | 		) | 
 | 	}) | 
 |  | 
 | 	disabledSourceLibfooBp := []byte(` | 
 | 		cc_library { | 
 | 			name: "libfoo", | 
 | 			enabled: false, | 
 | 			stubs: { | 
 | 				versions: ["1"], | 
 | 			}, | 
 | 		} | 
 | 	`) | 
 |  | 
 | 	t.Run("prebuilt stub (with disabled source): no install", func(t *testing.T) { | 
 | 		testFunc( | 
 | 			t, | 
 | 			/*expectLibfooOnSystemLib=*/ false, | 
 | 			android.MockFS{ | 
 | 				"prebuilts/module_sdk/art/current/Android.bp": prebuiltLibfooBp, | 
 | 				"impl/Android.bp": disabledSourceLibfooBp, | 
 | 				"Android.bp":      installedlibBp, | 
 | 			}, | 
 | 		) | 
 | 	}) | 
 |  | 
 | 	t.Run("prebuilt impl (with `stubs` property set): install", func(t *testing.T) { | 
 | 		testFunc( | 
 | 			t, | 
 | 			/*expectLibfooOnSystemLib=*/ true, | 
 | 			android.MockFS{ | 
 | 				"impl/Android.bp": prebuiltLibfooBp, | 
 | 				"Android.bp":      installedlibBp, | 
 | 			}, | 
 | 		) | 
 | 	}) | 
 | } | 
 |  | 
 | func TestPrebuiltBinaryNoSrcsNoError(t *testing.T) { | 
 | 	const bp = ` | 
 | cc_prebuilt_binary { | 
 | 	name: "bintest", | 
 | 	srcs: [], | 
 | }` | 
 | 	ctx := testPrebuilt(t, bp, map[string][]byte{}) | 
 | 	mod := ctx.ModuleForTests("bintest", "android_arm64_armv8-a").Module().(*Module) | 
 | 	android.AssertBoolEquals(t, `expected no srcs to yield no output file`, false, mod.OutputFile().Valid()) | 
 | } | 
 |  | 
 | func TestPrebuiltBinaryMultipleSrcs(t *testing.T) { | 
 | 	const bp = ` | 
 | cc_prebuilt_binary { | 
 | 	name: "bintest", | 
 | 	srcs: ["foo", "bar"], | 
 | }` | 
 | 	testCcError(t, `Android.bp:4:6: module "bintest" variant "android_arm64_armv8-a": srcs: multiple prebuilt source files`, bp) | 
 | } | 
 |  | 
 | func TestMultiplePrebuilts(t *testing.T) { | 
 | 	bp := ` | 
 | 		// an rdep | 
 | 		cc_library { | 
 | 			name: "libfoo", | 
 | 			shared_libs: ["libbar"], | 
 | 		} | 
 |  | 
 | 		// multiple variations of dep | 
 | 		// source | 
 | 		cc_library { | 
 | 			name: "libbar", | 
 | 		} | 
 | 		// prebuilt "v1" | 
 | 		cc_prebuilt_library_shared { | 
 | 			name: "libbar", | 
 | 			srcs: ["libbar.so"], | 
 | 		} | 
 | 		// prebuilt "v2" | 
 | 		cc_prebuilt_library_shared { | 
 | 			name: "libbar.v2", | 
 | 			stem: "libbar", | 
 | 			source_module_name: "libbar", | 
 | 			srcs: ["libbar.so"], | 
 | 		} | 
 |  | 
 | 		// selectors | 
 | 		apex_contributions { | 
 | 			name: "myapex_contributions", | 
 | 			contents: ["%v"], | 
 | 		} | 
 | 		all_apex_contributions {name: "all_apex_contributions"} | 
 | 	` | 
 | 	hasDep := func(ctx *android.TestContext, m android.Module, wantDep android.Module) bool { | 
 | 		t.Helper() | 
 | 		var found bool | 
 | 		ctx.VisitDirectDeps(m, func(dep blueprint.Module) { | 
 | 			if dep == wantDep { | 
 | 				found = true | 
 | 			} | 
 | 		}) | 
 | 		return found | 
 | 	} | 
 |  | 
 | 	testCases := []struct { | 
 | 		desc                   string | 
 | 		selectedDependencyName string | 
 | 		expectedDependencyName string | 
 | 	}{ | 
 | 		{ | 
 | 			desc:                   "Source library is selected using apex_contributions", | 
 | 			selectedDependencyName: "libbar", | 
 | 			expectedDependencyName: "libbar", | 
 | 		}, | 
 | 		{ | 
 | 			desc:                   "Prebuilt library v1 is selected using apex_contributions", | 
 | 			selectedDependencyName: "prebuilt_libbar", | 
 | 			expectedDependencyName: "prebuilt_libbar", | 
 | 		}, | 
 | 		{ | 
 | 			desc:                   "Prebuilt library v2 is selected using apex_contributions", | 
 | 			selectedDependencyName: "prebuilt_libbar.v2", | 
 | 			expectedDependencyName: "prebuilt_libbar.v2", | 
 | 		}, | 
 | 	} | 
 |  | 
 | 	for _, tc := range testCases { | 
 | 		preparer := android.GroupFixturePreparers( | 
 | 			android.FixtureRegisterWithContext(func(ctx android.RegistrationContext) { | 
 | 				android.RegisterApexContributionsBuildComponents(ctx) | 
 | 			}), | 
 | 			android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) { | 
 | 				variables.BuildFlags = map[string]string{ | 
 | 					"RELEASE_APEX_CONTRIBUTIONS_ADSERVICES": "myapex_contributions", | 
 | 				} | 
 | 			}), | 
 | 		) | 
 | 		ctx := testPrebuilt(t, fmt.Sprintf(bp, tc.selectedDependencyName), map[string][]byte{ | 
 | 			"libbar.so": nil, | 
 | 			"crtx.o":    nil, | 
 | 		}, preparer) | 
 | 		libfoo := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_shared").Module() | 
 | 		expectedDependency := ctx.ModuleForTests(tc.expectedDependencyName, "android_arm64_armv8-a_shared").Module() | 
 | 		android.AssertBoolEquals(t, fmt.Sprintf("expected dependency from %s to %s\n", libfoo.Name(), tc.expectedDependencyName), true, hasDep(ctx, libfoo, expectedDependency)) | 
 | 		// check that LOCAL_SHARED_LIBRARIES contains libbar and not libbar.v<N> | 
 | 		entries := android.AndroidMkEntriesForTest(t, ctx, libfoo)[0] | 
 | 		android.AssertStringListContains(t, "Version should not be present in LOCAL_SHARED_LIBRARIES", entries.EntryMap["LOCAL_SHARED_LIBRARIES"], "libbar") | 
 |  | 
 | 		// check installation rules | 
 | 		// the selected soong module should be exported to make | 
 | 		libbar := ctx.ModuleForTests(tc.expectedDependencyName, "android_arm64_armv8-a_shared").Module() | 
 | 		android.AssertBoolEquals(t, fmt.Sprintf("dependency %s should be exported to make\n", expectedDependency), true, !libbar.IsHideFromMake()) | 
 |  | 
 | 		// check LOCAL_MODULE of the selected module name | 
 | 		// the prebuilt should have the same LOCAL_MODULE when exported to make | 
 | 		entries = android.AndroidMkEntriesForTest(t, ctx, libbar)[0] | 
 | 		android.AssertStringEquals(t, "unexpected LOCAL_MODULE", "libbar", entries.EntryMap["LOCAL_MODULE"][0]) | 
 | 	} | 
 | } | 
 |  | 
 | // Setting prefer on multiple prebuilts is an error, unless one of them is also listed in apex_contributions | 
 | func TestMultiplePrebuiltsPreferredUsingLegacyFlags(t *testing.T) { | 
 | 	bp := ` | 
 | 		// an rdep | 
 | 		cc_library { | 
 | 			name: "libfoo", | 
 | 			shared_libs: ["libbar"], | 
 | 		} | 
 |  | 
 | 		// multiple variations of dep | 
 | 		// source | 
 | 		cc_library { | 
 | 			name: "libbar", | 
 | 		} | 
 | 		// prebuilt "v1" | 
 | 		cc_prebuilt_library_shared { | 
 | 			name: "libbar", | 
 | 			srcs: ["libbar.so"], | 
 | 			prefer: true, | 
 | 		} | 
 | 		// prebuilt "v2" | 
 | 		cc_prebuilt_library_shared { | 
 | 			name: "libbar.v2", | 
 | 			stem: "libbar", | 
 | 			source_module_name: "libbar", | 
 | 			srcs: ["libbar.so"], | 
 | 			prefer: true, | 
 | 		} | 
 |  | 
 | 		// selectors | 
 | 		apex_contributions { | 
 | 			name: "myapex_contributions", | 
 | 			contents: [%v], | 
 | 		} | 
 | 		all_apex_contributions {name: "all_apex_contributions"} | 
 | 	` | 
 | 	hasDep := func(ctx *android.TestContext, m android.Module, wantDep android.Module) bool { | 
 | 		t.Helper() | 
 | 		var found bool | 
 | 		ctx.VisitDirectDeps(m, func(dep blueprint.Module) { | 
 | 			if dep == wantDep { | 
 | 				found = true | 
 | 			} | 
 | 		}) | 
 | 		return found | 
 | 	} | 
 |  | 
 | 	testCases := []struct { | 
 | 		desc                   string | 
 | 		selectedDependencyName string | 
 | 		expectedDependencyName string | 
 | 		expectedErr            string | 
 | 	}{ | 
 | 		{ | 
 | 			desc:        "Multiple prebuilts have prefer: true", | 
 | 			expectedErr: "Multiple prebuilt modules prebuilt_libbar and prebuilt_libbar.v2 have been marked as preferred for this source module", | 
 | 		}, | 
 | 		{ | 
 | 			desc:                   "Multiple prebuilts have prefer: true. The prebuilt listed in apex_contributions wins.", | 
 | 			selectedDependencyName: `"prebuilt_libbar"`, | 
 | 			expectedDependencyName: "prebuilt_libbar", | 
 | 		}, | 
 | 	} | 
 |  | 
 | 	for _, tc := range testCases { | 
 | 		preparer := android.GroupFixturePreparers( | 
 | 			android.FixtureRegisterWithContext(func(ctx android.RegistrationContext) { | 
 | 				android.RegisterApexContributionsBuildComponents(ctx) | 
 | 			}), | 
 | 			android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) { | 
 | 				variables.BuildFlags = map[string]string{ | 
 | 					"RELEASE_APEX_CONTRIBUTIONS_ADSERVICES": "myapex_contributions", | 
 | 				} | 
 | 			}), | 
 | 		) | 
 | 		if tc.expectedErr != "" { | 
 | 			preparer = preparer.ExtendWithErrorHandler(android.FixtureExpectsAtLeastOneErrorMatchingPattern(tc.expectedErr)) | 
 | 		} | 
 |  | 
 | 		ctx := testPrebuilt(t, fmt.Sprintf(bp, tc.selectedDependencyName), map[string][]byte{ | 
 | 			"libbar.so": nil, | 
 | 			"crtx.o":    nil, | 
 | 		}, preparer) | 
 | 		if tc.expectedErr != "" { | 
 | 			return // the fixture will assert that the excepted err has been raised | 
 | 		} | 
 | 		libfoo := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_shared").Module() | 
 | 		expectedDependency := ctx.ModuleForTests(tc.expectedDependencyName, "android_arm64_armv8-a_shared").Module() | 
 | 		android.AssertBoolEquals(t, fmt.Sprintf("expected dependency from %s to %s\n", libfoo.Name(), tc.expectedDependencyName), true, hasDep(ctx, libfoo, expectedDependency)) | 
 | 	} | 
 | } | 
 |  | 
 | // If module sdk cannot provide a cc module variant (e.g. static), then the module variant from source should be used | 
 | func TestMissingVariantInModuleSdk(t *testing.T) { | 
 | 	bp := ` | 
 | 		// an rdep | 
 | 		cc_library { | 
 | 			name: "libfoo", | 
 | 			static_libs: ["libbar"], | 
 | 		} | 
 |  | 
 | 		// source | 
 | 		cc_library { | 
 | 			name: "libbar", | 
 | 		} | 
 | 		// prebuilt | 
 | 		// libbar only exists as a shared library | 
 | 		cc_prebuilt_library_shared { | 
 | 			name: "libbar", | 
 | 			srcs: ["libbar.so"], | 
 | 		} | 
 | 		// selectors | 
 | 		apex_contributions { | 
 | 			name: "myapex_contributions", | 
 | 			contents: ["prebuilt_libbar"], | 
 | 		} | 
 | 		all_apex_contributions {name: "all_apex_contributions"} | 
 | 	` | 
 | 	hasDep := func(ctx *android.TestContext, m android.Module, wantDep android.Module) bool { | 
 | 		t.Helper() | 
 | 		var found bool | 
 | 		ctx.VisitDirectDeps(m, func(dep blueprint.Module) { | 
 | 			if dep == wantDep { | 
 | 				found = true | 
 | 			} | 
 | 		}) | 
 | 		return found | 
 | 	} | 
 |  | 
 | 	preparer := android.GroupFixturePreparers( | 
 | 		android.FixtureRegisterWithContext(func(ctx android.RegistrationContext) { | 
 | 			android.RegisterApexContributionsBuildComponents(ctx) | 
 | 		}), | 
 | 		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) { | 
 | 			variables.BuildFlags = map[string]string{ | 
 | 				"RELEASE_APEX_CONTRIBUTIONS_ADSERVICES": "myapex_contributions", | 
 | 			} | 
 | 		}), | 
 | 	) | 
 | 	ctx := testPrebuilt(t, bp, map[string][]byte{ | 
 | 		"libbar.so": nil, | 
 | 		"crtx.o":    nil, | 
 | 	}, preparer) | 
 | 	libfoo := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_shared").Module() | 
 | 	sourceLibBar := ctx.ModuleForTests("libbar", "android_arm64_armv8-a_static").Module() | 
 | 	// Even though the prebuilt is listed in apex_contributions, the prebuilt does not have a static variant. | 
 | 	// Therefore source of libbar should be used. | 
 | 	android.AssertBoolEquals(t, fmt.Sprintf("expected dependency from libfoo to source libbar"), true, hasDep(ctx, libfoo, sourceLibBar)) | 
 | } |