From ffaf58f0a98bd987bbe76e8669bb22c405dcd62a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20Szil=C3=A1gyi?= <peterke@gmail.com>
Date: Fri, 6 May 2016 12:40:23 +0300
Subject: cmd, console: split off the console into a reusable package

---
 internal/jsre/jsre_test.go | 137 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 internal/jsre/jsre_test.go

(limited to 'internal/jsre/jsre_test.go')

diff --git a/internal/jsre/jsre_test.go b/internal/jsre/jsre_test.go
new file mode 100644
index 000000000..bcb6e0dd2
--- /dev/null
+++ b/internal/jsre/jsre_test.go
@@ -0,0 +1,137 @@
+// Copyright 2015 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package jsre
+
+import (
+	"io/ioutil"
+	"os"
+	"path"
+	"testing"
+	"time"
+
+	"github.com/robertkrimen/otto"
+)
+
+type testNativeObjectBinding struct{}
+
+type msg struct {
+	Msg string
+}
+
+func (no *testNativeObjectBinding) TestMethod(call otto.FunctionCall) otto.Value {
+	m, err := call.Argument(0).ToString()
+	if err != nil {
+		return otto.UndefinedValue()
+	}
+	v, _ := call.Otto.ToValue(&msg{m})
+	return v
+}
+
+func newWithTestJS(t *testing.T, testjs string) (*JSRE, string) {
+	dir, err := ioutil.TempDir("", "jsre-test")
+	if err != nil {
+		t.Fatal("cannot create temporary directory:", err)
+	}
+	if testjs != "" {
+		if err := ioutil.WriteFile(path.Join(dir, "test.js"), []byte(testjs), os.ModePerm); err != nil {
+			t.Fatal("cannot create test.js:", err)
+		}
+	}
+	return New(dir, os.Stdout), dir
+}
+
+func TestExec(t *testing.T) {
+	jsre, dir := newWithTestJS(t, `msg = "testMsg"`)
+	defer os.RemoveAll(dir)
+
+	err := jsre.Exec("test.js")
+	if err != nil {
+		t.Errorf("expected no error, got %v", err)
+	}
+	val, err := jsre.Run("msg")
+	if err != nil {
+		t.Errorf("expected no error, got %v", err)
+	}
+	if !val.IsString() {
+		t.Errorf("expected string value, got %v", val)
+	}
+	exp := "testMsg"
+	got, _ := val.ToString()
+	if exp != got {
+		t.Errorf("expected '%v', got '%v'", exp, got)
+	}
+	jsre.Stop(false)
+}
+
+func TestNatto(t *testing.T) {
+	jsre, dir := newWithTestJS(t, `setTimeout(function(){msg = "testMsg"}, 1);`)
+	defer os.RemoveAll(dir)
+
+	err := jsre.Exec("test.js")
+	if err != nil {
+		t.Errorf("expected no error, got %v", err)
+	}
+	time.Sleep(100 * time.Millisecond)
+	val, err := jsre.Run("msg")
+	if err != nil {
+		t.Errorf("expected no error, got %v", err)
+	}
+	if !val.IsString() {
+		t.Errorf("expected string value, got %v", val)
+	}
+	exp := "testMsg"
+	got, _ := val.ToString()
+	if exp != got {
+		t.Errorf("expected '%v', got '%v'", exp, got)
+	}
+	jsre.Stop(false)
+}
+
+func TestBind(t *testing.T) {
+	jsre := New("", os.Stdout)
+	defer jsre.Stop(false)
+
+	jsre.Bind("no", &testNativeObjectBinding{})
+
+	_, err := jsre.Run(`no.TestMethod("testMsg")`)
+	if err != nil {
+		t.Errorf("expected no error, got %v", err)
+	}
+}
+
+func TestLoadScript(t *testing.T) {
+	jsre, dir := newWithTestJS(t, `msg = "testMsg"`)
+	defer os.RemoveAll(dir)
+
+	_, err := jsre.Run(`loadScript("test.js")`)
+	if err != nil {
+		t.Errorf("expected no error, got %v", err)
+	}
+	val, err := jsre.Run("msg")
+	if err != nil {
+		t.Errorf("expected no error, got %v", err)
+	}
+	if !val.IsString() {
+		t.Errorf("expected string value, got %v", val)
+	}
+	exp := "testMsg"
+	got, _ := val.ToString()
+	if exp != got {
+		t.Errorf("expected '%v', got '%v'", exp, got)
+	}
+	jsre.Stop(false)
+}
-- 
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