nova28
87 lines
2.3 KiB
Go
87 lines
2.3 KiB
Go
//go:build linux || darwin
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package gitinit
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import (
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"context"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"testing"
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)
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func TestCommandContextInitializesInheritedDirectory(t *testing.T) {
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parent := t.TempDir()
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path := filepath.Join(parent, "staging")
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if err := os.Mkdir(path, 0o700); err != nil {
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t.Fatalf("Mkdir staging: %v", err)
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}
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directory, err := os.Open(path)
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if err != nil {
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t.Fatalf("Open staging: %v", err)
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}
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t.Cleanup(func() { _ = directory.Close() })
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openedPath := filepath.Join(parent, "opened")
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if err := os.Rename(path, openedPath); err != nil {
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t.Fatalf("Rename staging: %v", err)
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}
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if err := os.Mkdir(path, 0o700); err != nil {
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t.Fatalf("Mkdir replacement: %v", err)
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}
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command, err := CommandContext(context.Background(), path, directory)
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if err != nil {
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t.Fatalf("CommandContext: %v", err)
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}
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if output, err := command.CombinedOutput(); err != nil {
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t.Fatalf("git init: %v: %s", err, output)
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}
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if info, err := os.Stat(filepath.Join(openedPath, ".git")); err != nil || !info.IsDir() {
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t.Fatalf("opened directory .git: info=%v error=%v", info, err)
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}
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entries, err := os.ReadDir(path)
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if err != nil {
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t.Fatalf("ReadDir replacement: %v", err)
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}
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if len(entries) != 0 {
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t.Fatalf("replacement entries = %+v, want none", entries)
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}
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}
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func TestCommandContextRejectsMissingGit(t *testing.T) {
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t.Setenv("PATH", t.TempDir())
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directory, err := os.Open(t.TempDir())
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if err != nil {
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t.Fatalf("Open directory: %v", err)
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}
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t.Cleanup(func() { _ = directory.Close() })
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command, err := CommandContext(context.Background(), directory.Name(), directory)
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if err == nil {
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t.Fatalf("CommandContext command = %v, want missing Git error", command)
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}
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}
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func TestRunHelperRejectsNonDirectoryDescriptor(t *testing.T) {
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readPipe, writePipe, err := os.Pipe()
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if err != nil {
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t.Fatalf("Pipe: %v", err)
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}
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t.Cleanup(func() { _ = readPipe.Close() })
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t.Cleanup(func() { _ = writePipe.Close() })
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command := exec.Command(os.Args[0], helperArgument, os.Args[0])
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command.ExtraFiles = []*os.File{readPipe}
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command.Env = withHelperEnvironment(os.Environ())
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output, err := command.CombinedOutput()
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if err == nil {
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t.Fatal("helper succeeded with a pipe as fd 3")
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}
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if !strings.Contains(string(output), "enter inherited directory") {
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t.Fatalf("helper output = %q, want inherited directory error", output)
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}
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}
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