1 files changed, 46 insertions, 0 deletions
diff --git a/starlark/value_test.go b/starlark/value_test.go
new file mode 100644
index 0000000..6420a95
--- /dev/null
+++ b/starlark/value_test.go
@@ -0,0 +1,46 @@
+// Copyright 2017 The Bazel Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package starlark_test
+
+// This file defines tests of the Value API.
+
+import (
+	"fmt"
+	"testing"
+
+	"go.starlark.net/starlark"
+)
+
+func TestStringMethod(t *testing.T) {
+	s := starlark.String("hello")
+	for i, test := range [][2]string{
+		// quoted string:
+		{s.String(), `"hello"`},
+		{fmt.Sprintf("%s", s), `"hello"`},
+		{fmt.Sprintf("%+s", s), `"hello"`},
+		{fmt.Sprintf("%v", s), `"hello"`},
+		{fmt.Sprintf("%+v", s), `"hello"`},
+		// unquoted:
+		{s.GoString(), `hello`},
+		{fmt.Sprintf("%#v", s), `hello`},
+	} {
+		got, want := test[0], test[1]
+		if got != want {
+			t.Errorf("#%d: got <<%s>>, want <<%s>>", i, got, want)
+		}
+	}
+}
+
+func TestListAppend(t *testing.T) {
+	l := starlark.NewList(nil)
+	l.Append(starlark.String("hello"))
+	res, ok := starlark.AsString(l.Index(0))
+	if !ok {
+		t.Errorf("failed list.Append() got: %s, want: starlark.String", l.Index(0).Type())
+	}
+	if res != "hello" {
+		t.Errorf("failed list.Append() got: %+v, want: hello", res)
+	}
+}