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//go:build !windows
package script_test
import (
"os"
"path/filepath"
"testing"
"github.com/bitfield/script"
"github.com/google/go-cmp/cmp"
)
func TestExecForEach_HandlesLongLines(t *testing.T) {
t.Parallel()
got, err := script.Echo(longLine).ExecForEach(`echo "{{.}}"`).String()
if err != nil {
t.Fatal(err)
}
if longLine != got {
t.Error(cmp.Diff(longLine, got))
}
}
func TestExecRunsShWithEchoHelloAndGetsOutputHello(t *testing.T) {
t.Parallel()
p := script.Exec("sh -c 'echo hello'")
if p.Error() != nil {
t.Fatal(p.Error())
}
want := "hello\n"
got, err := p.String()
if err != nil {
t.Fatal(err)
}
if want != got {
t.Error(cmp.Diff(want, got))
}
}
func TestExecRunsShWithinShWithEchoInceptionAndGetsOutputInception(t *testing.T) {
t.Parallel()
p := script.Exec("sh -c 'sh -c \"echo inception\"'")
if p.Error() != nil {
t.Fatal(p.Error())
}
want := "inception\n"
got, err := p.String()
if err != nil {
t.Fatal(err)
}
if want != got {
t.Error(cmp.Diff(want, got))
}
}
func TestExecErrorsRunningShellCommandWithUnterminatedStringArgument(t *testing.T) {
t.Parallel()
p := script.Exec("sh -c 'echo oh no")
p.Wait()
if p.Error() == nil {
t.Error("want error running 'sh' command line containing unterminated string")
}
}
func TestExecForEach_RunsEchoWithABCAndGetsOutputABC(t *testing.T) {
t.Parallel()
p := script.Echo("a\nb\nc\n").ExecForEach("echo {{.}}")
if p.Error() != nil {
t.Fatal(p.Error())
}
want := "a\nb\nc\n"
got, err := p.String()
if err != nil {
t.Fatal(err)
}
if want != got {
t.Error(cmp.Diff(want, got))
}
}
func TestExecForEach_CorrectlyEvaluatesTemplateContainingIfStatement(t *testing.T) {
t.Parallel()
p := script.Echo("a").ExecForEach("echo {{if .}}it worked!{{end}}")
if p.Error() != nil {
t.Fatal(p.Error())
}
want := "it worked!\n"
got, err := p.String()
if err != nil {
t.Fatal(err)
}
if want != got {
t.Error(cmp.Diff(want, got))
}
}
func TestExecPipesDataToExternalCommandAndGetsExpectedOutput(t *testing.T) {
t.Parallel()
p := script.File("testdata/hello.txt").Exec("cat")
want := "hello world"
got, err := p.String()
if err != nil {
t.Fatal(err)
}
if want != got {
t.Error(cmp.Diff(want, got))
}
}
func TestFindFiles_DoesNotErrorWhenSubDirectoryIsNotReadable(t *testing.T) {
t.Parallel()
tmpDir := t.TempDir()
restrictedDirPath := filepath.Join(tmpDir, "a_restricted_dir")
if err := os.Mkdir(restrictedDirPath, 0o000); err != nil {
t.Fatal(err)
}
fileAPath := filepath.Join(tmpDir, "file_a.txt")
if err := os.WriteFile(fileAPath, []byte("hello world!"), os.ModePerm); err != nil {
t.Fatal(err)
}
got, err := script.FindFiles(tmpDir).String()
if err != nil {
t.Fatal(err)
}
want := fileAPath + "\n"
if err != nil {
t.Fatal(err)
}
if !cmp.Equal(want, got) {
t.Fatal(cmp.Diff(want, got))
}
}
func ExampleExec_ok() {
script.Exec("echo Hello, world!").Stdout()
// Output:
// Hello, world!
}
func ExampleFindFiles() {
script.FindFiles("testdata/multiple_files_with_subdirectory").Stdout()
// Output:
// testdata/multiple_files_with_subdirectory/1.txt
// testdata/multiple_files_with_subdirectory/2.txt
// testdata/multiple_files_with_subdirectory/3.tar.zip
// testdata/multiple_files_with_subdirectory/dir/.hidden
// testdata/multiple_files_with_subdirectory/dir/1.txt
// testdata/multiple_files_with_subdirectory/dir/2.txt
}
func ExampleIfExists_exec() {
script.IfExists("./testdata/hello.txt").Exec("echo hello").Stdout()
// Output:
// hello
}
func ExampleIfExists_noExec() {
script.IfExists("doesntexist").Exec("echo hello").Stdout()
// Output:
//
}
func ExampleListFiles() {
script.ListFiles("testdata/multiple_files_with_subdirectory").Stdout()
// Output:
// testdata/multiple_files_with_subdirectory/1.txt
// testdata/multiple_files_with_subdirectory/2.txt
// testdata/multiple_files_with_subdirectory/3.tar.zip
// testdata/multiple_files_with_subdirectory/dir
}
func ExamplePipe_Basename() {
input := []string{
"",
"/",
"/root",
"/tmp/example.php",
"/var/tmp/",
"./src/filters",
"C:/Program Files",
}
script.Slice(input).Basename().Stdout()
// Output:
// .
// /
// root
// example.php
// tmp
// filters
// Program Files
}
func ExamplePipe_Dirname() {
input := []string{
"",
"/",
"/root",
"/tmp/example.php",
"/var/tmp/",
"./src/filters",
"C:/Program Files",
}
script.Slice(input).Dirname().Stdout()
// Output:
// .
// /
// /
// /tmp
// /var
// ./src
// C:
}
func ExamplePipe_Exec() {
script.Echo("Hello, world!").Exec("tr a-z A-Z").Stdout()
// Output:
// HELLO, WORLD!
}
func ExamplePipe_ExecForEach() {
script.Echo("a\nb\nc\n").ExecForEach("echo {{.}}").Stdout()
// Output:
// a
// b
// c
}
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