308 lines
8.2 KiB
Go
308 lines
8.2 KiB
Go
// Copyright 2021 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package bp2build
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import (
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"android/soong/android"
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"android/soong/cc"
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"strings"
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"testing"
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)
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const (
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// See cc/testing.go for more context
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soongCcLibraryStaticPreamble = `
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cc_defaults {
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name: "linux_bionic_supported",
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}
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toolchain_library {
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name: "libclang_rt.builtins-x86_64-android",
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defaults: ["linux_bionic_supported"],
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vendor_available: true,
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vendor_ramdisk_available: true,
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product_available: true,
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recovery_available: true,
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native_bridge_supported: true,
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src: "",
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}
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toolchain_library {
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name: "libatomic",
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defaults: ["linux_bionic_supported"],
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vendor_available: true,
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vendor_ramdisk_available: true,
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product_available: true,
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recovery_available: true,
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native_bridge_supported: true,
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src: "",
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}`
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)
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func TestCcLibraryStaticLoadStatement(t *testing.T) {
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testCases := []struct {
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bazelTargets BazelTargets
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expectedLoadStatements string
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}{
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{
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bazelTargets: BazelTargets{
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BazelTarget{
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name: "cc_library_static_target",
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ruleClass: "cc_library_static",
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// NOTE: No bzlLoadLocation for native rules
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},
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},
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expectedLoadStatements: ``,
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},
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}
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for _, testCase := range testCases {
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actual := testCase.bazelTargets.LoadStatements()
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expected := testCase.expectedLoadStatements
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if actual != expected {
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t.Fatalf("Expected load statements to be %s, got %s", expected, actual)
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}
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}
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}
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func TestCcLibraryStaticBp2Build(t *testing.T) {
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testCases := []struct {
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description string
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moduleTypeUnderTest string
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moduleTypeUnderTestFactory android.ModuleFactory
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moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
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preArchMutators []android.RegisterMutatorFunc
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depsMutators []android.RegisterMutatorFunc
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bp string
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expectedBazelTargets []string
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filesystem map[string]string
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dir string
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}{
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{
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description: "cc_library_static test",
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moduleTypeUnderTest: "cc_library_static",
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moduleTypeUnderTestFactory: cc.LibraryStaticFactory,
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moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
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filesystem: map[string]string{
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// NOTE: include_dir headers *should not* appear in Bazel hdrs later (?)
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"include_dir_1/include_dir_1_a.h": "",
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"include_dir_1/include_dir_1_b.h": "",
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"include_dir_2/include_dir_2_a.h": "",
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"include_dir_2/include_dir_2_b.h": "",
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// NOTE: local_include_dir headers *should not* appear in Bazel hdrs later (?)
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"local_include_dir_1/local_include_dir_1_a.h": "",
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"local_include_dir_1/local_include_dir_1_b.h": "",
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"local_include_dir_2/local_include_dir_2_a.h": "",
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"local_include_dir_2/local_include_dir_2_b.h": "",
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// NOTE: export_include_dir headers *should* appear in Bazel hdrs later
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"export_include_dir_1/export_include_dir_1_a.h": "",
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"export_include_dir_1/export_include_dir_1_b.h": "",
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"export_include_dir_2/export_include_dir_2_a.h": "",
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"export_include_dir_2/export_include_dir_2_b.h": "",
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},
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bp: soongCcLibraryStaticPreamble + `
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cc_library_headers {
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name: "header_lib_1",
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export_include_dirs: ["header_lib_1"],
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}
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cc_library_headers {
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name: "header_lib_2",
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export_include_dirs: ["header_lib_2"],
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}
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cc_library_static {
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name: "static_lib_1",
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srcs: ["static_lib_1.cc"],
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bazel_module: { bp2build_available: true },
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}
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cc_library_static {
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name: "static_lib_2",
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srcs: ["static_lib_2.cc"],
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bazel_module: { bp2build_available: true },
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}
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cc_library_static {
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name: "whole_static_lib_1",
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srcs: ["whole_static_lib_1.cc"],
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bazel_module: { bp2build_available: true },
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}
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cc_library_static {
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name: "whole_static_lib_2",
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srcs: ["whole_static_lib_2.cc"],
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bazel_module: { bp2build_available: true },
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}
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cc_library_static {
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name: "foo_static",
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srcs: [
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"foo_static1.cc",
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"foo_static2.cc",
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],
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cflags: [
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"-Dflag1",
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"-Dflag2"
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],
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static_libs: [
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"static_lib_1",
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"static_lib_2"
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],
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whole_static_libs: [
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"whole_static_lib_1",
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"whole_static_lib_2"
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],
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include_dirs: [
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"include_dir_1",
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"include_dir_2",
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],
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local_include_dirs: [
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"local_include_dir_1",
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"local_include_dir_2",
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],
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export_include_dirs: [
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"export_include_dir_1",
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"export_include_dir_2"
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],
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header_libs: [
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"header_lib_1",
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"header_lib_2"
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],
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// TODO: Also support export_header_lib_headers
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bazel_module: { bp2build_available: true },
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}`,
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expectedBazelTargets: []string{`cc_library_static(
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name = "foo_static",
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copts = [
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"-Dflag1",
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"-Dflag2",
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],
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deps = [
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":header_lib_1",
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":header_lib_2",
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":static_lib_1",
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":static_lib_2",
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":whole_static_lib_1",
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":whole_static_lib_2",
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],
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hdrs = [
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"export_include_dir_1/export_include_dir_1_a.h",
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"export_include_dir_1/export_include_dir_1_b.h",
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"export_include_dir_2/export_include_dir_2_a.h",
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"export_include_dir_2/export_include_dir_2_b.h",
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],
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includes = [
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"export_include_dir_1",
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"export_include_dir_2",
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"include_dir_1",
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"include_dir_2",
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"local_include_dir_1",
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"local_include_dir_2",
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],
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linkstatic = True,
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srcs = [
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"foo_static1.cc",
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"foo_static2.cc",
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],
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)`, `cc_library_static(
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name = "static_lib_1",
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linkstatic = True,
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srcs = [
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"static_lib_1.cc",
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],
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)`, `cc_library_static(
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name = "static_lib_2",
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linkstatic = True,
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srcs = [
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"static_lib_2.cc",
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],
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)`, `cc_library_static(
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name = "whole_static_lib_1",
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linkstatic = True,
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srcs = [
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"whole_static_lib_1.cc",
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],
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)`, `cc_library_static(
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name = "whole_static_lib_2",
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linkstatic = True,
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srcs = [
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"whole_static_lib_2.cc",
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],
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)`},
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},
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}
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dir := "."
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for _, testCase := range testCases {
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filesystem := make(map[string][]byte)
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toParse := []string{
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"Android.bp",
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}
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for f, content := range testCase.filesystem {
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if strings.HasSuffix(f, "Android.bp") {
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toParse = append(toParse, f)
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}
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filesystem[f] = []byte(content)
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}
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config := android.TestConfig(buildDir, nil, testCase.bp, filesystem)
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ctx := android.NewTestContext(config)
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cc.RegisterCCBuildComponents(ctx)
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ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory)
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ctx.RegisterModuleType("cc_library_headers", cc.LibraryHeaderFactory)
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ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
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for _, m := range testCase.depsMutators {
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ctx.DepsBp2BuildMutators(m)
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}
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ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
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ctx.RegisterForBazelConversion()
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_, errs := ctx.ParseFileList(dir, toParse)
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if Errored(t, testCase.description, errs) {
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continue
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}
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_, errs = ctx.ResolveDependencies(config)
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if Errored(t, testCase.description, errs) {
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continue
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}
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checkDir := dir
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if testCase.dir != "" {
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checkDir = testCase.dir
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}
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codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
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bazelTargets := generateBazelTargetsForDir(codegenCtx, checkDir)
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if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
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t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
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} else {
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for i, target := range bazelTargets {
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if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
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t.Errorf(
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"%s: Expected generated Bazel target to be '%s', got '%s'",
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testCase.description,
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w,
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g,
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)
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}
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}
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}
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}
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}
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