168 lines
5.3 KiB
Go
168 lines
5.3 KiB
Go
// Copyright 2019 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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package main
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import (
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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"regexp"
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"strings"
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"testing"
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)
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func TestForwardStdOutAndStdErrAndExitCodeFromLogRusage(t *testing.T) {
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withLogRusageTestContext(t, func(ctx *testContext) {
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ctx.cmdMock = func(cmd *command, stdin io.Reader, stdout io.Writer, stderr io.Writer) error {
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fmt.Fprint(stdout, "somemessage")
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fmt.Fprint(stderr, "someerror")
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return newExitCodeError(23)
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}
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exitCode := callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc))
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if exitCode != 23 {
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t.Errorf("unexpected exit code. Got: %d", exitCode)
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}
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if ctx.stdoutString() != "somemessage" {
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t.Errorf("stdout was not forwarded. Got: %s", ctx.stdoutString())
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}
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if ctx.stderrString() != "someerror" {
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t.Errorf("stderr was not forwarded. Got: %s", ctx.stderrString())
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}
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})
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}
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func TestForwardStdinFromLogRusage(t *testing.T) {
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withLogRusageTestContext(t, func(ctx *testContext) {
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ctx.cmdMock = func(cmd *command, stdin io.Reader, stdout io.Writer, stderr io.Writer) error {
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// Note: This is called for the clang syntax call as well as for
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// the gcc call, and we assert that stdin is cloned and forwarded
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// to both.
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stdinStr := ctx.readAllString(stdin)
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if stdinStr != "someinput" {
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return fmt.Errorf("unexpected stdin. Got: %s", stdinStr)
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}
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return nil
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}
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io.WriteString(&ctx.stdinBuffer, "someinput")
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ctx.must(callCompiler(ctx, ctx.cfg, ctx.newCommand(clangX86_64, "-", mainCc)))
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})
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}
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func TestReportGeneralErrorsFromLogRusage(t *testing.T) {
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withLogRusageTestContext(t, func(ctx *testContext) {
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ctx.cmdMock = func(cmd *command, stdin io.Reader, stdout io.Writer, stderr io.Writer) error {
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return errors.New("someerror")
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}
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stderr := ctx.mustFail(callCompiler(ctx, ctx.cfg,
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ctx.newCommand(gccX86_64, mainCc)))
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if err := verifyInternalError(stderr); err != nil {
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t.Fatal(err)
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}
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if !strings.Contains(stderr, "someerror") {
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t.Errorf("unexpected error. Got: %s", stderr)
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}
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})
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}
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func TestCreateDirAndFileForLogRusage(t *testing.T) {
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withLogRusageTestContext(t, func(ctx *testContext) {
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logFileName := filepath.Join(ctx.tempDir, "somedir", "rusage.log")
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ctx.env = []string{"TOOLCHAIN_RUSAGE_OUTPUT=" + logFileName}
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ctx.must(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
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if _, err := os.Stat(logFileName); err != nil {
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t.Errorf("rusage log file does not exist: %s", err)
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}
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})
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}
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func TestLogRusageFileContent(t *testing.T) {
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withLogRusageTestContext(t, func(ctx *testContext) {
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logFileName := filepath.Join(ctx.tempDir, "rusage.log")
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ctx.env = []string{"TOOLCHAIN_RUSAGE_OUTPUT=" + logFileName}
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ctx.must(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
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data, err := ioutil.ReadFile(logFileName)
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if err != nil {
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t.Errorf("could not read the rusage log file. Error: %s", err)
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}
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rlog := rusageLog{}
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if err := json.Unmarshal(data, &rlog); err != nil {
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t.Fatalf("rusage log could not be unmarshalled. Got: %s", data)
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}
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if rlog.Compiler != filepath.Join(ctx.tempDir, gccX86_64+".real") {
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t.Errorf("unexpected compiler path. Got: %s", rlog.Compiler)
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}
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if matched, _ := regexp.MatchString("--sysroot=.*", rlog.CompilerArgs[0]); !matched {
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t.Errorf("unexpected compiler args. Got: %s", rlog.CompilerArgs)
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}
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cwd, err := os.Getwd()
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if err != nil {
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t.Fatalf("Failed to get current working directory: %v", err)
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}
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if rlog.WorkingDirectory != cwd {
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t.Errorf("Unexpected working directory. Got: %q, Want: %q", rlog.WorkingDirectory, cwd)
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}
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})
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}
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func TestLogRusageAppendsToFile(t *testing.T) {
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withLogRusageTestContext(t, func(ctx *testContext) {
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logFileName := filepath.Join(ctx.tempDir, "rusage.log")
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ctx.env = []string{"TOOLCHAIN_RUSAGE_OUTPUT=" + logFileName}
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ctx.must(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
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data, err := ioutil.ReadFile(logFileName)
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if err != nil {
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t.Errorf("could not read the rusage log file. Error: %s", err)
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}
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firstCallLines := strings.Split(string(data), "\n")
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if len(firstCallLines) != 2 {
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t.Errorf("unexpected number of lines. Got: %s", firstCallLines)
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}
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if firstCallLines[0] == "" {
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t.Error("first line was empty")
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}
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if firstCallLines[1] != "" {
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t.Errorf("second line was not empty. Got: %s", firstCallLines[1])
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}
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ctx.must(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
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data, err = ioutil.ReadFile(logFileName)
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if err != nil {
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t.Errorf("could not read the rusage log file. Error: %s", err)
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}
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secondCallLines := strings.Split(string(data), "\n")
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if len(secondCallLines) != 3 {
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t.Errorf("unexpected number of lines. Got: %s", secondCallLines)
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}
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if secondCallLines[0] != firstCallLines[0] {
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t.Errorf("first line was changed. Got: %s", secondCallLines[0])
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}
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if secondCallLines[1] == "" {
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t.Error("second line was empty")
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}
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if secondCallLines[2] != "" {
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t.Errorf("third line was not empty. Got: %s", secondCallLines[2])
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}
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})
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}
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func withLogRusageTestContext(t *testing.T, work func(ctx *testContext)) {
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withTestContext(t, func(ctx *testContext) {
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ctx.NoteTestWritesToUmask()
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ctx.env = []string{"TOOLCHAIN_RUSAGE_OUTPUT=" + filepath.Join(ctx.tempDir, "rusage.log")}
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work(ctx)
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})
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}
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