elvish/pkg/eval/builtin_fn_flow_test.go
2021-01-10 16:43:21 +00:00

53 lines
1.3 KiB
Go

package eval_test
import (
"testing"
. "github.com/elves/elvish/pkg/eval"
. "github.com/elves/elvish/pkg/eval/evaltest"
"github.com/elves/elvish/pkg/eval/vals"
)
func TestRunParallel(t *testing.T) {
Test(t,
That(`run-parallel { put lorem } { echo ipsum }`).
Puts("lorem").Prints("ipsum\n"),
)
}
func TestEach(t *testing.T) {
Test(t,
That(`put 1 233 | each $put~`).Puts("1", "233"),
That(`echo "1\n233" | each $put~`).Puts("1", "233"),
That(`echo "1\r\n233" | each $put~`).Puts("1", "233"),
That(`each $put~ [1 233]`).Puts("1", "233"),
That(`range 10 | each [x]{ if (== $x 4) { break }; put $x }`).
Puts(0.0, 1.0, 2.0, 3.0),
That(`range 10 | each [x]{ if (== $x 4) { fail haha }; put $x }`).
Puts(0.0, 1.0, 2.0, 3.0).Throws(AnyError),
// TODO(xiaq): Test that "each" does not close the stdin.
)
}
// TODO: test peach
func TestFail(t *testing.T) {
Test(t,
That("fail haha").Throws(FailError{"haha"}, "fail haha"),
That("fn f { fail haha }", "fail ?(f)").Throws(
FailError{"haha"}, "fail haha ", "f"),
That("fail []").Throws(
FailError{vals.EmptyList}, "fail []"),
That("put ?(fail 1)[reason][type]").Puts("fail"),
That("put ?(fail 1)[reason][content]").Puts("1"),
)
}
func TestReturn(t *testing.T) {
Test(t,
That("return").Throws(Return),
// Use of return inside fn is tested in TestFn
)
}