Tons of unit tests

render/render_test.go

@@ -0,0 +1,79 @@
+// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+package render
+
+import (
+	"html/template"
+	"net/http/httptest"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRenderJSON(t *testing.T) {
+	w := httptest.NewRecorder()
+	err := JSON.Render(w, 201, map[string]interface{}{
+		"foo": "bar",
+	})
+
+	assert.NoError(t, err)
+	assert.Equal(t, w.Code, 201)
+	assert.Equal(t, w.Body.String(), "{\"foo\":\"bar\"}\n")
+	assert.Equal(t, w.Header().Get("Content-Type"), "application/json; charset=utf-8")
+}
+
+func TestRenderIndentedJSON(t *testing.T) {
+	w := httptest.NewRecorder()
+	err := IndentedJSON.Render(w, 202, map[string]interface{}{
+		"foo": "bar",
+		"bar": "foo",
+	})
+
+	assert.NoError(t, err)
+	assert.Equal(t, w.Code, 202)
+	assert.Equal(t, w.Body.String(), "{\n    \"bar\": \"foo\",\n    \"foo\": \"bar\"\n}")
+	assert.Equal(t, w.Header().Get("Content-Type"), "application/json; charset=utf-8")
+}
+
+func TestRenderPlain(t *testing.T) {
+	w := httptest.NewRecorder()
+	err := Plain.Render(w, 400, "hola %s %d", []interface{}{"manu", 2})
+
+	assert.NoError(t, err)
+	assert.Equal(t, w.Code, 400)
+	assert.Equal(t, w.Body.String(), "hola manu 2")
+	assert.Equal(t, w.Header().Get("Content-Type"), "text/plain; charset=utf-8")
+}
+
+func TestRenderPlainHTML(t *testing.T) {
+	w := httptest.NewRecorder()
+	err := HTMLPlain.Render(w, 401, "hola %s %d", []interface{}{"manu", 2})
+
+	assert.NoError(t, err)
+	assert.Equal(t, w.Code, 401)
+	assert.Equal(t, w.Body.String(), "hola manu 2")
+	assert.Equal(t, w.Header().Get("Content-Type"), "text/html; charset=utf-8")
+}
+
+func TestRenderHTMLTemplate(t *testing.T) {
+	w := httptest.NewRecorder()
+	templ := template.Must(template.New("t").Parse(`Hello {{.name}}`))
+	htmlRender := HTMLRender{Template: templ}
+	err := htmlRender.Render(w, 402, "t", map[string]interface{}{
+		"name": "alexandernyquist",
+	})
+
+	assert.NoError(t, err)
+	assert.Equal(t, w.Code, 402)
+	assert.Equal(t, w.Body.String(), "Hello alexandernyquist")
+	assert.Equal(t, w.Header().Get("Content-Type"), "text/html; charset=utf-8")
+}
+
+func TestRenderJoinStrings(t *testing.T) {
+	assert.Equal(t, joinStrings("a", "BB", "c"), "aBBc")
+	assert.Equal(t, joinStrings("a", "", "c"), "ac")
+	assert.Equal(t, joinStrings("text/html", "; charset=utf-8"), "text/html; charset=utf-8")
+
+}