Files
virtual-kubelet/vendor/github.com/hyperhq/libcompose/lookup/envfile_test.go
2017-12-05 17:53:58 -06:00

58 lines
1.4 KiB
Go

package lookup
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
)
func TestEnvfileLookupReturnsEmptyIfError(t *testing.T) {
envfileLookup := &EnvfileLookup{
Path: "anything/file.env",
}
actuals := envfileLookup.Lookup("any", "", nil)
if len(actuals) != 0 {
t.Fatalf("expected an empty slice, got %v", actuals)
}
}
func TestEnvfileLookupWithGoodFile(t *testing.T) {
content := `foo=bar
baz=quux
# comment
_foobar=foobaz
with.dots=working
and_underscore=working too
`
tmpFolder, err := ioutil.TempDir("", "test-envfile")
if err != nil {
t.Fatal(err)
}
envfile := filepath.Join(tmpFolder, ".env")
if err := ioutil.WriteFile(envfile, []byte(content), 0700); err != nil {
t.Fatal(err)
}
defer os.RemoveAll(tmpFolder)
envfileLookup := &EnvfileLookup{
Path: envfile,
}
validateLookup(t, "baz=quux", envfileLookup.Lookup("baz", "", nil))
validateLookup(t, "foo=bar", envfileLookup.Lookup("foo", "", nil))
validateLookup(t, "_foobar=foobaz", envfileLookup.Lookup("_foobar", "", nil))
validateLookup(t, "with.dots=working", envfileLookup.Lookup("with.dots", "", nil))
validateLookup(t, "and_underscore=working too", envfileLookup.Lookup("and_underscore", "", nil))
}
func validateLookup(t *testing.T, expected string, actuals []string) {
if len(actuals) != 1 {
t.Fatalf("expected 1 result, got %v", actuals)
}
if actuals[0] != expected {
t.Fatalf("expected %s, got %s", expected, actuals[0])
}
}