elvish/pkg/eval/pwd_test.go
Qi Xiao e9d328aa16 Make use of (*testing.T).Cleanup for test cleanups.
This allows turning the following pattern in tests:

  value, cleanup := setupSomething()
  defer cleanup()

into the following:

  value := setupSomething(t)
2021-08-06 23:21:23 +01:00

61 lines
1.6 KiB
Go

package eval_test
import (
"errors"
"path/filepath"
"runtime"
"testing"
. "src.elv.sh/pkg/eval"
"src.elv.sh/pkg/testutil"
. "src.elv.sh/pkg/eval/evaltest"
"src.elv.sh/pkg/eval/vars"
)
func TestBuiltinPwd(t *testing.T) {
tmpHome := testutil.InTempHome(t)
testutil.MustMkdirAll("dir1")
testutil.MustMkdirAll("dir2")
dir1 := filepath.Join(tmpHome, "dir1")
dir2 := filepath.Join(tmpHome, "dir2")
Test(t,
That(`pwd=dir1 put $pwd; put $pwd`).Puts(dir1, tmpHome),
That(`pwd=(num 1) put $pwd`).Throws(vars.ErrPathMustBeString, "pwd"),
)
// We could separate these two test variants into separate unit test
// modules but that's overkill for this situation and makes the
// equivalence between the two environments harder to see.
if runtime.GOOS == "windows" {
Test(t,
That(`cd $E:HOME\dir2; pwd=$E:HOME put $pwd; put $pwd`).Puts(tmpHome, dir2),
That(`cd $E:HOME\dir2; pwd=..\dir1 put $pwd; put $pwd`).Puts(dir1, dir2),
That(`cd $E:HOME\dir1; pwd=..\dir2 put $pwd; put $pwd`).Puts(dir2, dir1),
)
} else {
Test(t,
That(`cd ~/dir2; pwd=~ put $pwd; put $pwd`).Puts(tmpHome, dir2),
That(`cd ~/dir2; pwd=~/dir1 put $pwd; put $pwd`).Puts(dir1, dir2),
That(`cd ~/dir1; pwd=../dir2 put $pwd; put $pwd`).Puts(dir2, dir1),
)
}
}
// Verify the behavior when the CWD cannot be determined.
func TestBuiltinPwd_GetwdError(t *testing.T) {
origGetwd := Getwd
Getwd = mockGetwdWithError
defer func() { Getwd = origGetwd }()
Test(t,
That(`put $pwd`).Puts("/unknown/pwd"),
)
}
func mockGetwdWithError() (string, error) {
return "", errors.New("cwd unknown")
}