| // Copyright 2021 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 bp2build |
| |
| import ( |
| "android/soong/android" |
| "android/soong/cc" |
| "strings" |
| "testing" |
| ) |
| |
| const ( |
| // See cc/testing.go for more context |
| soongCcLibraryPreamble = ` |
| cc_defaults { |
| name: "linux_bionic_supported", |
| } |
| |
| toolchain_library { |
| name: "libclang_rt.builtins-x86_64-android", |
| defaults: ["linux_bionic_supported"], |
| vendor_available: true, |
| vendor_ramdisk_available: true, |
| product_available: true, |
| recovery_available: true, |
| native_bridge_supported: true, |
| src: "", |
| } |
| |
| toolchain_library { |
| name: "libatomic", |
| defaults: ["linux_bionic_supported"], |
| vendor_available: true, |
| vendor_ramdisk_available: true, |
| product_available: true, |
| recovery_available: true, |
| native_bridge_supported: true, |
| src: "", |
| }` |
| ) |
| |
| func TestCcLibraryHeadersLoadStatement(t *testing.T) { |
| testCases := []struct { |
| bazelTargets BazelTargets |
| expectedLoadStatements string |
| }{ |
| { |
| bazelTargets: BazelTargets{ |
| BazelTarget{ |
| name: "cc_library_headers_target", |
| ruleClass: "cc_library_headers", |
| // Note: no bzlLoadLocation for native rules |
| }, |
| }, |
| expectedLoadStatements: ``, |
| }, |
| } |
| |
| for _, testCase := range testCases { |
| actual := testCase.bazelTargets.LoadStatements() |
| expected := testCase.expectedLoadStatements |
| if actual != expected { |
| t.Fatalf("Expected load statements to be %s, got %s", expected, actual) |
| } |
| } |
| |
| } |
| |
| func TestCcLibraryHeadersBp2Build(t *testing.T) { |
| testCases := []struct { |
| description string |
| moduleTypeUnderTest string |
| moduleTypeUnderTestFactory android.ModuleFactory |
| moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext) |
| preArchMutators []android.RegisterMutatorFunc |
| depsMutators []android.RegisterMutatorFunc |
| bp string |
| expectedBazelTargets []string |
| filesystem map[string]string |
| dir string |
| }{ |
| { |
| description: "cc_library_headers test", |
| moduleTypeUnderTest: "cc_library_headers", |
| moduleTypeUnderTestFactory: cc.LibraryHeaderFactory, |
| moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build, |
| filesystem: map[string]string{ |
| "lib-1/lib1a.h": "", |
| "lib-1/lib1b.h": "", |
| "lib-2/lib2a.h": "", |
| "lib-2/lib2b.h": "", |
| "dir-1/dir1a.h": "", |
| "dir-1/dir1b.h": "", |
| "dir-2/dir2a.h": "", |
| "dir-2/dir2b.h": "", |
| }, |
| bp: soongCcLibraryPreamble + ` |
| cc_library_headers { |
| name: "lib-1", |
| export_include_dirs: ["lib-1"], |
| bazel_module: { bp2build_available: true }, |
| } |
| |
| cc_library_headers { |
| name: "lib-2", |
| export_include_dirs: ["lib-2"], |
| bazel_module: { bp2build_available: true }, |
| } |
| |
| cc_library_headers { |
| name: "foo_headers", |
| export_include_dirs: ["dir-1", "dir-2"], |
| header_libs: ["lib-1", "lib-2"], |
| export_header_lib_headers: ["lib-1", "lib-2"], |
| bazel_module: { bp2build_available: true }, |
| }`, |
| expectedBazelTargets: []string{`cc_library_headers( |
| name = "foo_headers", |
| deps = [ |
| ":lib-1", |
| ":lib-2", |
| ], |
| hdrs = [ |
| "dir-1/dir1a.h", |
| "dir-1/dir1b.h", |
| "dir-2/dir2a.h", |
| "dir-2/dir2b.h", |
| ], |
| includes = [ |
| "dir-1", |
| "dir-2", |
| ], |
| )`, `cc_library_headers( |
| name = "lib-1", |
| hdrs = [ |
| "lib-1/lib1a.h", |
| "lib-1/lib1b.h", |
| ], |
| includes = [ |
| "lib-1", |
| ], |
| )`, `cc_library_headers( |
| name = "lib-2", |
| hdrs = [ |
| "lib-2/lib2a.h", |
| "lib-2/lib2b.h", |
| ], |
| includes = [ |
| "lib-2", |
| ], |
| )`}, |
| }, |
| } |
| |
| dir := "." |
| for _, testCase := range testCases { |
| filesystem := make(map[string][]byte) |
| toParse := []string{ |
| "Android.bp", |
| } |
| for f, content := range testCase.filesystem { |
| if strings.HasSuffix(f, "Android.bp") { |
| toParse = append(toParse, f) |
| } |
| filesystem[f] = []byte(content) |
| } |
| config := android.TestConfig(buildDir, nil, testCase.bp, filesystem) |
| ctx := android.NewTestContext(config) |
| |
| cc.RegisterCCBuildComponents(ctx) |
| ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory) |
| |
| ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory) |
| for _, m := range testCase.depsMutators { |
| ctx.DepsBp2BuildMutators(m) |
| } |
| ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator) |
| ctx.RegisterForBazelConversion() |
| |
| _, errs := ctx.ParseFileList(dir, toParse) |
| if Errored(t, testCase.description, errs) { |
| continue |
| } |
| _, errs = ctx.ResolveDependencies(config) |
| if Errored(t, testCase.description, errs) { |
| continue |
| } |
| |
| checkDir := dir |
| if testCase.dir != "" { |
| checkDir = testCase.dir |
| } |
| codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build) |
| bazelTargets := generateBazelTargetsForDir(codegenCtx, checkDir) |
| if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount { |
| t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount) |
| } else { |
| for i, target := range bazelTargets { |
| if w, g := testCase.expectedBazelTargets[i], target.content; w != g { |
| t.Errorf( |
| "%s: Expected generated Bazel target to be '%s', got '%s'", |
| testCase.description, |
| w, |
| g, |
| ) |
| } |
| } |
| } |
| } |
| } |