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// Copyright 2019 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package main
import (
"bytes"
"errors"
"fmt"
"io"
"path/filepath"
"strings"
"syscall"
"testing"
)
func TestAddCommonFlags(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.cfg.commonFlags = []string{"-someflag"}
cmd := ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(gccX86_64, mainCc)))
if err := verifyArgOrder(cmd, "-someflag", mainCc); err != nil {
t.Error(err)
}
})
}
func TestAddGccConfigFlags(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.cfg.gccFlags = []string{"-someflag"}
cmd := ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(gccX86_64, mainCc)))
if err := verifyArgOrder(cmd, "-someflag", mainCc); err != nil {
t.Error(err)
}
})
}
func TestAddClangConfigFlags(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.cfg.clangFlags = []string{"-someflag"}
cmd := ctx.must(callCompiler(ctx, ctx.cfg,
ctx.newCommand(clangX86_64, mainCc)))
if err := verifyArgOrder(cmd, "-someflag", mainCc); err != nil {
t.Error(err)
}
})
}
func TestLogGeneralExecError(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
testOldWrapperPaths := []string{
"",
filepath.Join(ctx.tempDir, "fakewrapper"),
}
for _, testOldWrapperPath := range testOldWrapperPaths {
ctx.cfg.oldWrapperPath = testOldWrapperPath
// Note: No need to write the old wrapper as we don't execute
// it due to the general error from the new error.
ctx.cmdMock = func(cmd *command, stdin io.Reader, stdout io.Writer, stderr io.Writer) error {
return errors.New("someerror")
}
stderr := ctx.mustFail(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
if err := verifyInternalError(stderr); err != nil {
t.Fatal(err)
}
if !strings.Contains(stderr, gccX86_64) {
t.Errorf("could not find compiler path on stderr. Got: %s", stderr)
}
if !strings.Contains(stderr, "someerror") {
t.Errorf("could not find original error on stderr. Got: %s", stderr)
}
}
})
}
func TestForwardStdin(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
io.WriteString(&ctx.stdinBuffer, "someinput")
ctx.cmdMock = func(cmd *command, stdin io.Reader, stdout io.Writer, stderr io.Writer) error {
stdinStr := ctx.readAllString(stdin)
if stdinStr != "someinput" {
return fmt.Errorf("unexpected stdin. Got: %s", stdinStr)
}
return nil
}
ctx.must(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, "-", mainCc)))
})
}
func TestLogMissingCCacheExecError(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.cfg.useCCache = true
testOldWrapperPaths := []string{
"",
filepath.Join(ctx.tempDir, "fakewrapper"),
}
for _, testOldWrapperPath := range testOldWrapperPaths {
ctx.cfg.oldWrapperPath = testOldWrapperPath
// Note: No need to write the old wrapper as we don't execute
// it due to the general error from the new error.
ctx.cmdMock = func(cmd *command, stdin io.Reader, stdout io.Writer, stderr io.Writer) error {
return syscall.ENOENT
}
ctx.stderrBuffer.Reset()
stderr := ctx.mustFail(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
if err := verifyNonInternalError(stderr, "ccache not found under .*. Please install it"); err != nil {
t.Fatal(err)
}
}
})
}
func TestLogExitCodeErrorWhenComparingToOldWrapper(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.cfg.mockOldWrapperCmds = false
ctx.cfg.oldWrapperPath = filepath.Join(ctx.tempDir, "fakewrapper")
ctx.cmdMock = func(cmd *command, stdin io.Reader, stdout io.Writer, stderr io.Writer) error {
writePythonMockWrapper(ctx, &mockWrapperConfig{
Cmds: []*mockWrapperCmd{
{
Path: cmd.Path,
Args: cmd.Args,
ExitCode: 2,
},
},
})
fmt.Fprint(stderr, "someerror")
return newExitCodeError(2)
}
exitCode := callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc))
if exitCode != 2 {
t.Fatalf("Expected exit code 2. Got: %d", exitCode)
}
if err := verifyNonInternalError(ctx.stderrString(), "someerror"); err != nil {
t.Fatal(err)
}
})
}
func TestErrorOnLogRusageAndForceDisableWError(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.env = []string{
"FORCE_DISABLE_WERROR=1",
"GETRUSAGE=rusage.log",
}
stderr := ctx.mustFail(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
if err := verifyNonInternalError(stderr, "GETRUSAGE is meaningless with FORCE_DISABLE_WERROR"); err != nil {
t.Error(err)
}
})
}
func TestErrorOnLogRusageAndBisect(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.env = []string{
"BISECT_STAGE=xyz",
"GETRUSAGE=rusage.log",
}
stderr := ctx.mustFail(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
if err := verifyNonInternalError(stderr, "BISECT_STAGE is meaningless with GETRUSAGE"); err != nil {
t.Error(err)
}
})
}
func TestErrorOnBisectAndForceDisableWError(t *testing.T) {
withTestContext(t, func(ctx *testContext) {
ctx.env = []string{
"BISECT_STAGE=xyz",
"FORCE_DISABLE_WERROR=1",
}
stderr := ctx.mustFail(callCompiler(ctx, ctx.cfg, ctx.newCommand(gccX86_64, mainCc)))
if err := verifyNonInternalError(stderr, "BISECT_STAGE is meaningless with FORCE_DISABLE_WERROR"); err != nil {
t.Error(err)
}
})
}
func TestPrintUserCompilerError(t *testing.T) {
buffer := bytes.Buffer{}
printCompilerError(&buffer, newUserErrorf("abcd"))
if buffer.String() != "abcd\n" {
t.Errorf("Unexpected string. Got: %s", buffer.String())
}
}
func TestPrintOtherCompilerError(t *testing.T) {
buffer := bytes.Buffer{}
printCompilerError(&buffer, errors.New("abcd"))
if buffer.String() != "Internal error. Please report to chromeos-toolchain@google.com.\nabcd\n" {
t.Errorf("Unexpected string. Got: %s", buffer.String())
}
}
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