777 lines
18 KiB
Go
777 lines
18 KiB
Go
// Copyright 2018 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 genrule
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import (
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"io/ioutil"
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"os"
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"reflect"
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"strings"
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"testing"
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"android/soong/android"
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"github.com/google/blueprint/proptools"
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)
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var buildDir string
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func setUp() {
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var err error
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buildDir, err = ioutil.TempDir("", "genrule_test")
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if err != nil {
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panic(err)
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}
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}
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func tearDown() {
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os.RemoveAll(buildDir)
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}
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func TestMain(m *testing.M) {
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run := func() int {
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setUp()
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defer tearDown()
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return m.Run()
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}
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os.Exit(run())
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}
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func testContext(config android.Config) *android.TestContext {
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ctx := android.NewTestArchContext()
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ctx.RegisterModuleType("filegroup", android.FileGroupFactory)
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ctx.RegisterModuleType("tool", toolFactory)
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registerGenruleBuildComponents(ctx)
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ctx.PreArchMutators(android.RegisterDefaultsPreArchMutators)
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ctx.Register(config)
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return ctx
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}
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func testConfig(bp string, fs map[string][]byte) android.Config {
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bp += `
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tool {
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name: "tool",
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}
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filegroup {
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name: "tool_files",
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srcs: [
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"tool_file1",
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"tool_file2",
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],
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}
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filegroup {
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name: "1tool_file",
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srcs: [
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"tool_file1",
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],
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}
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filegroup {
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name: "ins",
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srcs: [
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"in1",
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"in2",
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],
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}
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filegroup {
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name: "1in",
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srcs: [
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"in1",
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],
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}
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filegroup {
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name: "empty",
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}
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`
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mockFS := map[string][]byte{
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"tool": nil,
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"tool_file1": nil,
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"tool_file2": nil,
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"in1": nil,
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"in2": nil,
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"in1.txt": nil,
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"in2.txt": nil,
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"in3.txt": nil,
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}
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for k, v := range fs {
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mockFS[k] = v
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}
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return android.TestArchConfig(buildDir, nil, bp, mockFS)
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}
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func TestGenruleCmd(t *testing.T) {
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testcases := []struct {
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name string
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prop string
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allowMissingDependencies bool
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err string
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expect string
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}{
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{
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name: "empty location tool",
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prop: `
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tools: ["tool"],
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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expect: "out/tool > __SBOX_OUT_FILES__",
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},
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{
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name: "empty location tool2",
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prop: `
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tools: [":tool"],
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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expect: "out/tool > __SBOX_OUT_FILES__",
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},
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{
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name: "empty location tool file",
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prop: `
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tool_files: ["tool_file1"],
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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expect: "tool_file1 > __SBOX_OUT_FILES__",
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},
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{
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name: "empty location tool file fg",
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prop: `
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tool_files: [":1tool_file"],
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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expect: "tool_file1 > __SBOX_OUT_FILES__",
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},
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{
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name: "empty location tool and tool file",
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prop: `
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tools: ["tool"],
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tool_files: ["tool_file1"],
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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expect: "out/tool > __SBOX_OUT_FILES__",
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},
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{
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name: "tool",
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prop: `
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tools: ["tool"],
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out: ["out"],
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cmd: "$(location tool) > $(out)",
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`,
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expect: "out/tool > __SBOX_OUT_FILES__",
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},
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{
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name: "tool2",
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prop: `
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tools: [":tool"],
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out: ["out"],
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cmd: "$(location :tool) > $(out)",
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`,
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expect: "out/tool > __SBOX_OUT_FILES__",
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},
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{
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name: "tool file",
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prop: `
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tool_files: ["tool_file1"],
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out: ["out"],
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cmd: "$(location tool_file1) > $(out)",
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`,
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expect: "tool_file1 > __SBOX_OUT_FILES__",
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},
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{
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name: "tool file fg",
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prop: `
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tool_files: [":1tool_file"],
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out: ["out"],
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cmd: "$(location :1tool_file) > $(out)",
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`,
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expect: "tool_file1 > __SBOX_OUT_FILES__",
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},
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{
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name: "tool files",
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prop: `
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tool_files: [":tool_files"],
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out: ["out"],
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cmd: "$(locations :tool_files) > $(out)",
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`,
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expect: "tool_file1 tool_file2 > __SBOX_OUT_FILES__",
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},
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{
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name: "in1",
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prop: `
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srcs: ["in1"],
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out: ["out"],
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cmd: "cat $(in) > $(out)",
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`,
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expect: "cat ${in} > __SBOX_OUT_FILES__",
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},
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{
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name: "in1 fg",
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prop: `
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srcs: [":1in"],
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out: ["out"],
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cmd: "cat $(in) > $(out)",
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`,
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expect: "cat ${in} > __SBOX_OUT_FILES__",
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},
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{
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name: "ins",
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prop: `
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srcs: ["in1", "in2"],
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out: ["out"],
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cmd: "cat $(in) > $(out)",
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`,
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expect: "cat ${in} > __SBOX_OUT_FILES__",
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},
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{
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name: "ins fg",
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prop: `
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srcs: [":ins"],
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out: ["out"],
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cmd: "cat $(in) > $(out)",
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`,
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expect: "cat ${in} > __SBOX_OUT_FILES__",
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},
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{
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name: "location in1",
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prop: `
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srcs: ["in1"],
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out: ["out"],
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cmd: "cat $(location in1) > $(out)",
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`,
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expect: "cat in1 > __SBOX_OUT_FILES__",
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},
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{
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name: "location in1 fg",
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prop: `
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srcs: [":1in"],
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out: ["out"],
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cmd: "cat $(location :1in) > $(out)",
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`,
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expect: "cat in1 > __SBOX_OUT_FILES__",
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},
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{
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name: "location ins",
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prop: `
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srcs: ["in1", "in2"],
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out: ["out"],
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cmd: "cat $(location in1) > $(out)",
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`,
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expect: "cat in1 > __SBOX_OUT_FILES__",
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},
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{
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name: "location ins fg",
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prop: `
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srcs: [":ins"],
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out: ["out"],
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cmd: "cat $(locations :ins) > $(out)",
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`,
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expect: "cat in1 in2 > __SBOX_OUT_FILES__",
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},
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{
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name: "outs",
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prop: `
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out: ["out", "out2"],
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cmd: "echo foo > $(out)",
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`,
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expect: "echo foo > __SBOX_OUT_FILES__",
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},
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{
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name: "location out",
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prop: `
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out: ["out", "out2"],
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cmd: "echo foo > $(location out2)",
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`,
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expect: "echo foo > __SBOX_OUT_DIR__/out2",
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},
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{
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name: "depfile",
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prop: `
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out: ["out"],
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depfile: true,
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cmd: "echo foo > $(out) && touch $(depfile)",
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`,
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expect: "echo foo > __SBOX_OUT_FILES__ && touch __SBOX_DEPFILE__",
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},
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{
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name: "gendir",
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prop: `
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out: ["out"],
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cmd: "echo foo > $(genDir)/foo && cp $(genDir)/foo $(out)",
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`,
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expect: "echo foo > __SBOX_OUT_DIR__/foo && cp __SBOX_OUT_DIR__/foo __SBOX_OUT_FILES__",
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},
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{
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name: "error empty location",
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prop: `
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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err: "at least one `tools` or `tool_files` is required if $(location) is used",
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},
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{
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name: "error empty location no files",
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prop: `
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tool_files: [":empty"],
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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err: `default label ":empty" has no files`,
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},
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{
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name: "error empty location multiple files",
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prop: `
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tool_files: [":tool_files"],
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out: ["out"],
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cmd: "$(location) > $(out)",
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`,
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err: `default label ":tool_files" has multiple files`,
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},
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{
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name: "error location",
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prop: `
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out: ["out"],
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cmd: "echo foo > $(location missing)",
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`,
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err: `unknown location label "missing"`,
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},
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{
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name: "error locations",
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prop: `
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out: ["out"],
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cmd: "echo foo > $(locations missing)",
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`,
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err: `unknown locations label "missing"`,
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},
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{
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name: "error location no files",
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prop: `
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out: ["out"],
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srcs: [":empty"],
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cmd: "echo $(location :empty) > $(out)",
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`,
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err: `label ":empty" has no files`,
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},
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{
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name: "error locations no files",
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prop: `
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out: ["out"],
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srcs: [":empty"],
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cmd: "echo $(locations :empty) > $(out)",
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`,
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err: `label ":empty" has no files`,
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},
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{
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name: "error location multiple files",
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prop: `
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out: ["out"],
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srcs: [":ins"],
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cmd: "echo $(location :ins) > $(out)",
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`,
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err: `label ":ins" has multiple files`,
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},
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{
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name: "error variable",
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prop: `
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out: ["out"],
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srcs: ["in1"],
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cmd: "echo $(foo) > $(out)",
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`,
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err: `unknown variable '$(foo)'`,
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},
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{
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name: "error depfile",
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prop: `
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out: ["out"],
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cmd: "echo foo > $(out) && touch $(depfile)",
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`,
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err: "$(depfile) used without depfile property",
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},
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{
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name: "error no depfile",
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prop: `
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out: ["out"],
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depfile: true,
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cmd: "echo foo > $(out)",
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`,
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err: "specified depfile=true but did not include a reference to '${depfile}' in cmd",
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},
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{
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name: "error no out",
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prop: `
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cmd: "echo foo > $(out)",
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`,
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err: "must have at least one output file",
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},
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{
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name: "srcs allow missing dependencies",
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prop: `
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srcs: [":missing"],
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out: ["out"],
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cmd: "cat $(location :missing) > $(out)",
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`,
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allowMissingDependencies: true,
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expect: "cat ***missing srcs :missing*** > __SBOX_OUT_FILES__",
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},
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{
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name: "tool allow missing dependencies",
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prop: `
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tools: [":missing"],
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out: ["out"],
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cmd: "$(location :missing) > $(out)",
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`,
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allowMissingDependencies: true,
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expect: "***missing tool :missing*** > __SBOX_OUT_FILES__",
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},
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}
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for _, test := range testcases {
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t.Run(test.name, func(t *testing.T) {
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bp := "genrule {\n"
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bp += "name: \"gen\",\n"
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bp += test.prop
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bp += "}\n"
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config := testConfig(bp, nil)
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config.TestProductVariables.Allow_missing_dependencies = proptools.BoolPtr(test.allowMissingDependencies)
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ctx := testContext(config)
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ctx.SetAllowMissingDependencies(test.allowMissingDependencies)
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_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
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if errs == nil {
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_, errs = ctx.PrepareBuildActions(config)
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}
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if errs == nil && test.err != "" {
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t.Fatalf("want error %q, got no error", test.err)
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} else if errs != nil && test.err == "" {
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android.FailIfErrored(t, errs)
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} else if test.err != "" {
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if len(errs) != 1 {
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t.Errorf("want 1 error, got %d errors:", len(errs))
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for _, err := range errs {
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t.Errorf(" %s", err.Error())
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}
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t.FailNow()
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}
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if !strings.Contains(errs[0].Error(), test.err) {
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t.Fatalf("want %q, got %q", test.err, errs[0].Error())
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}
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return
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}
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gen := ctx.ModuleForTests("gen", "").Module().(*Module)
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if g, w := gen.rawCommands[0], "'"+test.expect+"'"; w != g {
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t.Errorf("want %q, got %q", w, g)
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}
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})
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}
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}
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func TestGenruleHashInputs(t *testing.T) {
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// The basic idea here is to verify that the sbox command (which is
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// in the Command field of the generate rule) contains a hash of the
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// inputs, but only if $(in) is not referenced in the genrule cmd
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// property.
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// By including a hash of the inputs, we cause the rule to re-run if
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// the list of inputs changes (because the sbox command changes).
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// However, if the genrule cmd property already contains $(in), then
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// the dependency is already expressed, so we don't need to include the
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// hash in that case.
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bp := `
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genrule {
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name: "hash0",
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srcs: ["in1.txt", "in2.txt"],
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out: ["out"],
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cmd: "echo foo > $(out)",
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}
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genrule {
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name: "hash1",
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srcs: ["*.txt"],
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out: ["out"],
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cmd: "echo bar > $(out)",
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}
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genrule {
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name: "hash2",
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srcs: ["*.txt"],
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out: ["out"],
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cmd: "echo $(in) > $(out)",
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}
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`
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testcases := []struct {
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name string
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expectedHash string
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}{
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{
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name: "hash0",
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// sha256 value obtained from: echo -n 'in1.txtin2.txt' | sha256sum
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expectedHash: "031097e11e0a8c822c960eb9742474f46336360a515744000d086d94335a9cb9",
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},
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{
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name: "hash1",
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// sha256 value obtained from: echo -n 'in1.txtin2.txtin3.txt' | sha256sum
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expectedHash: "de5d22a4a7ab50d250cc59fcdf7a7e0775790d270bfca3a7a9e1f18a70dd996c",
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},
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{
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name: "hash2",
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// $(in) is present, option should not appear
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expectedHash: "",
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},
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}
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config := testConfig(bp, nil)
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ctx := testContext(config)
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_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
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if errs == nil {
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_, errs = ctx.PrepareBuildActions(config)
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}
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if errs != nil {
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t.Fatal(errs)
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}
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for _, test := range testcases {
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t.Run(test.name, func(t *testing.T) {
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gen := ctx.ModuleForTests(test.name, "")
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command := gen.Rule("generator").RuleParams.Command
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if len(test.expectedHash) > 0 {
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// We add spaces before and after to make sure that
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// this option doesn't abutt another sbox option.
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expectedInputHashOption := " --input-hash " + test.expectedHash + " "
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if !strings.Contains(command, expectedInputHashOption) {
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t.Errorf("Expected command \"%s\" to contain \"%s\"", command, expectedInputHashOption)
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}
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} else {
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if strings.Contains(command, "--input-hash") {
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t.Errorf("Unexpected \"--input-hash\" found in command: \"%s\"", command)
|
|
}
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestGenSrcs(t *testing.T) {
|
|
testcases := []struct {
|
|
name string
|
|
prop string
|
|
|
|
allowMissingDependencies bool
|
|
|
|
err string
|
|
cmds []string
|
|
deps []string
|
|
files []string
|
|
}{
|
|
{
|
|
name: "gensrcs",
|
|
prop: `
|
|
tools: ["tool"],
|
|
srcs: ["in1.txt", "in2.txt"],
|
|
cmd: "$(location) $(in) > $(out)",
|
|
`,
|
|
cmds: []string{
|
|
"'bash -c '\\''out/tool in1.txt > __SBOX_OUT_DIR__/in1.h'\\'' && bash -c '\\''out/tool in2.txt > __SBOX_OUT_DIR__/in2.h'\\'''",
|
|
},
|
|
deps: []string{buildDir + "/.intermediates/gen/gen/gensrcs/in1.h", buildDir + "/.intermediates/gen/gen/gensrcs/in2.h"},
|
|
files: []string{buildDir + "/.intermediates/gen/gen/gensrcs/in1.h", buildDir + "/.intermediates/gen/gen/gensrcs/in2.h"},
|
|
},
|
|
{
|
|
name: "shards",
|
|
prop: `
|
|
tools: ["tool"],
|
|
srcs: ["in1.txt", "in2.txt", "in3.txt"],
|
|
cmd: "$(location) $(in) > $(out)",
|
|
shard_size: 2,
|
|
`,
|
|
cmds: []string{
|
|
"'bash -c '\\''out/tool in1.txt > __SBOX_OUT_DIR__/in1.h'\\'' && bash -c '\\''out/tool in2.txt > __SBOX_OUT_DIR__/in2.h'\\'''",
|
|
"'bash -c '\\''out/tool in3.txt > __SBOX_OUT_DIR__/in3.h'\\'''",
|
|
},
|
|
deps: []string{buildDir + "/.intermediates/gen/gen/gensrcs/in1.h", buildDir + "/.intermediates/gen/gen/gensrcs/in2.h", buildDir + "/.intermediates/gen/gen/gensrcs/in3.h"},
|
|
files: []string{buildDir + "/.intermediates/gen/gen/gensrcs/in1.h", buildDir + "/.intermediates/gen/gen/gensrcs/in2.h", buildDir + "/.intermediates/gen/gen/gensrcs/in3.h"},
|
|
},
|
|
}
|
|
|
|
for _, test := range testcases {
|
|
t.Run(test.name, func(t *testing.T) {
|
|
bp := "gensrcs {\n"
|
|
bp += `name: "gen",` + "\n"
|
|
bp += `output_extension: "h",` + "\n"
|
|
bp += test.prop
|
|
bp += "}\n"
|
|
|
|
config := testConfig(bp, nil)
|
|
ctx := testContext(config)
|
|
|
|
_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
|
|
if errs == nil {
|
|
_, errs = ctx.PrepareBuildActions(config)
|
|
}
|
|
if errs == nil && test.err != "" {
|
|
t.Fatalf("want error %q, got no error", test.err)
|
|
} else if errs != nil && test.err == "" {
|
|
android.FailIfErrored(t, errs)
|
|
} else if test.err != "" {
|
|
if len(errs) != 1 {
|
|
t.Errorf("want 1 error, got %d errors:", len(errs))
|
|
for _, err := range errs {
|
|
t.Errorf(" %s", err.Error())
|
|
}
|
|
t.FailNow()
|
|
}
|
|
if !strings.Contains(errs[0].Error(), test.err) {
|
|
t.Fatalf("want %q, got %q", test.err, errs[0].Error())
|
|
}
|
|
return
|
|
}
|
|
|
|
gen := ctx.ModuleForTests("gen", "").Module().(*Module)
|
|
if g, w := gen.rawCommands, test.cmds; !reflect.DeepEqual(w, g) {
|
|
t.Errorf("want %q, got %q", w, g)
|
|
}
|
|
|
|
if g, w := gen.outputDeps.Strings(), test.deps; !reflect.DeepEqual(w, g) {
|
|
t.Errorf("want deps %q, got %q", w, g)
|
|
}
|
|
|
|
if g, w := gen.outputFiles.Strings(), test.files; !reflect.DeepEqual(w, g) {
|
|
t.Errorf("want files %q, got %q", w, g)
|
|
}
|
|
})
|
|
}
|
|
|
|
}
|
|
|
|
func TestGenruleDefaults(t *testing.T) {
|
|
bp := `
|
|
genrule_defaults {
|
|
name: "gen_defaults1",
|
|
cmd: "cp $(in) $(out)",
|
|
}
|
|
|
|
genrule_defaults {
|
|
name: "gen_defaults2",
|
|
srcs: ["in1"],
|
|
}
|
|
|
|
genrule {
|
|
name: "gen",
|
|
out: ["out"],
|
|
defaults: ["gen_defaults1", "gen_defaults2"],
|
|
}
|
|
`
|
|
config := testConfig(bp, nil)
|
|
ctx := testContext(config)
|
|
_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
|
|
if errs == nil {
|
|
_, errs = ctx.PrepareBuildActions(config)
|
|
}
|
|
if errs != nil {
|
|
t.Fatal(errs)
|
|
}
|
|
gen := ctx.ModuleForTests("gen", "").Module().(*Module)
|
|
|
|
expectedCmd := "'cp ${in} __SBOX_OUT_FILES__'"
|
|
if gen.rawCommands[0] != expectedCmd {
|
|
t.Errorf("Expected cmd: %q, actual: %q", expectedCmd, gen.rawCommands[0])
|
|
}
|
|
|
|
expectedSrcs := []string{"in1"}
|
|
if !reflect.DeepEqual(expectedSrcs, gen.properties.Srcs) {
|
|
t.Errorf("Expected srcs: %q, actual: %q", expectedSrcs, gen.properties.Srcs)
|
|
}
|
|
}
|
|
|
|
func TestGenruleWithBazel(t *testing.T) {
|
|
bp := `
|
|
genrule {
|
|
name: "foo",
|
|
out: ["one.txt", "two.txt"],
|
|
bazel_module: "//foo/bar:bar",
|
|
}
|
|
`
|
|
|
|
config := testConfig(bp, nil)
|
|
config.BazelContext = android.MockBazelContext{
|
|
AllFiles: map[string][]string{
|
|
"//foo/bar:bar": []string{"bazelone.txt", "bazeltwo.txt"}}}
|
|
|
|
ctx := testContext(config)
|
|
_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
|
|
if errs == nil {
|
|
_, errs = ctx.PrepareBuildActions(config)
|
|
}
|
|
if errs != nil {
|
|
t.Fatal(errs)
|
|
}
|
|
gen := ctx.ModuleForTests("foo", "").Module().(*Module)
|
|
|
|
expectedOutputFiles := []string{"bazelone.txt", "bazeltwo.txt"}
|
|
if !reflect.DeepEqual(gen.outputFiles.Strings(), expectedOutputFiles) {
|
|
t.Errorf("Expected output files: %q, actual: %q", expectedOutputFiles, gen.outputFiles)
|
|
}
|
|
if !reflect.DeepEqual(gen.outputDeps.Strings(), expectedOutputFiles) {
|
|
t.Errorf("Expected output deps: %q, actual: %q", expectedOutputFiles, gen.outputDeps)
|
|
}
|
|
}
|
|
|
|
type testTool struct {
|
|
android.ModuleBase
|
|
outputFile android.Path
|
|
}
|
|
|
|
func toolFactory() android.Module {
|
|
module := &testTool{}
|
|
android.InitAndroidArchModule(module, android.HostSupported, android.MultilibFirst)
|
|
return module
|
|
}
|
|
|
|
func (t *testTool) GenerateAndroidBuildActions(ctx android.ModuleContext) {
|
|
t.outputFile = android.PathForTesting("out", ctx.ModuleName())
|
|
}
|
|
|
|
func (t *testTool) HostToolPath() android.OptionalPath {
|
|
return android.OptionalPathForPath(t.outputFile)
|
|
}
|
|
|
|
var _ android.HostToolProvider = (*testTool)(nil)
|