Make bpf implement SourceFileProducer.
This allows other modules depend on bpf object outputs via the data
property.
Bug: 120246361
Test: bpf_test.go
Change-Id: I2ba9b9fea4d60f896d16f34053eb04513eae30ea
diff --git a/bpf/bpf_test.go b/bpf/bpf_test.go
new file mode 100644
index 0000000..1d53e41
--- /dev/null
+++ b/bpf/bpf_test.go
@@ -0,0 +1,192 @@
+// Copyright 2018 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 bpf
+
+import (
+ "io/ioutil"
+ "os"
+ "testing"
+
+ "android/soong/android"
+ cc2 "android/soong/cc"
+)
+
+var buildDir string
+
+func setUp() {
+ var err error
+ buildDir, err = ioutil.TempDir("", "genrule_test")
+ if err != nil {
+ panic(err)
+ }
+}
+
+func tearDown() {
+ os.RemoveAll(buildDir)
+}
+
+func TestMain(m *testing.M) {
+ run := func() int {
+ setUp()
+ defer tearDown()
+
+ return m.Run()
+ }
+
+ os.Exit(run())
+}
+
+func testContext(bp string) *android.TestContext {
+ ctx := android.NewTestArchContext()
+ ctx.RegisterModuleType("bpf", android.ModuleFactoryAdaptor(bpfFactory))
+ ctx.RegisterModuleType("cc_test", android.ModuleFactoryAdaptor(cc2.TestFactory))
+ ctx.RegisterModuleType("cc_library", android.ModuleFactoryAdaptor(cc2.LibraryFactory))
+ ctx.RegisterModuleType("cc_library_static", android.ModuleFactoryAdaptor(cc2.LibraryStaticFactory))
+ ctx.RegisterModuleType("cc_object", android.ModuleFactoryAdaptor(cc2.ObjectFactory))
+ ctx.RegisterModuleType("toolchain_library", android.ModuleFactoryAdaptor(cc2.ToolchainLibraryFactory))
+ ctx.PreDepsMutators(func(ctx android.RegisterMutatorsContext) {
+ ctx.BottomUp("link", cc2.LinkageMutator).Parallel()
+ })
+ ctx.Register()
+
+ // Add some modules that are required by the compiler and/or linker
+ bp = bp + `
+ toolchain_library {
+ name: "libatomic",
+ vendor_available: true,
+ recovery_available: true,
+ src: "",
+ }
+
+ toolchain_library {
+ name: "libclang_rt.builtins-arm-android",
+ vendor_available: true,
+ recovery_available: true,
+ src: "",
+ }
+
+ toolchain_library {
+ name: "libclang_rt.builtins-aarch64-android",
+ vendor_available: true,
+ recovery_available: true,
+ src: "",
+ }
+
+ toolchain_library {
+ name: "libgcc",
+ vendor_available: true,
+ recovery_available: true,
+ src: "",
+ }
+
+ cc_library {
+ name: "libc",
+ no_libgcc: true,
+ nocrt: true,
+ system_shared_libs: [],
+ recovery_available: true,
+ }
+
+ cc_library {
+ name: "libm",
+ no_libgcc: true,
+ nocrt: true,
+ system_shared_libs: [],
+ recovery_available: true,
+ }
+
+ cc_library {
+ name: "libdl",
+ no_libgcc: true,
+ nocrt: true,
+ system_shared_libs: [],
+ recovery_available: true,
+ }
+
+ cc_library {
+ name: "libgtest",
+ host_supported: true,
+ vendor_available: true,
+ }
+
+ cc_library {
+ name: "libgtest_main",
+ host_supported: true,
+ vendor_available: true,
+ }
+
+ cc_object {
+ name: "crtbegin_dynamic",
+ recovery_available: true,
+ vendor_available: true,
+ }
+
+ cc_object {
+ name: "crtend_android",
+ recovery_available: true,
+ vendor_available: true,
+ }
+
+ cc_object {
+ name: "crtbegin_so",
+ recovery_available: true,
+ vendor_available: true,
+ }
+
+ cc_object {
+ name: "crtend_so",
+ recovery_available: true,
+ vendor_available: true,
+ }
+ `
+ mockFS := map[string][]byte{
+ "Android.bp": []byte(bp),
+ "bpf.c": nil,
+ "BpfTest.cpp": nil,
+ }
+
+ ctx.MockFileSystem(mockFS)
+
+ return ctx
+}
+
+func TestBpfDataDependency(t *testing.T) {
+ config := android.TestArchConfig(buildDir, nil)
+ bp := `
+ bpf {
+ name: "bpf.o",
+ srcs: ["bpf.c"],
+ }
+
+ cc_test {
+ name: "vts_test_binary_bpf_module",
+ srcs: ["BpfTest.cpp"],
+ data: [":bpf.o"],
+ }
+ `
+
+ ctx := testContext(bp)
+ _, errs := ctx.ParseFileList(".", []string{"Android.bp"})
+ if errs == nil {
+ _, errs = ctx.PrepareBuildActions(config)
+ }
+ if errs != nil {
+ t.Fatal(errs)
+ }
+
+ // We only verify the above BP configuration is processed successfully since the data property
+ // value is not available for testing from this package.
+ // TODO(jungjw): Add a check for data or move this test to the cc package.
+}