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context_17_test.go
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context_17_test.go
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// Copyright 2018 Gin Core Team. All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.
// +build go1.7
package gin
import (
"bytes"
"context"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
// Tests that the response is serialized as JSON
// and Content-Type is set to application/json
// and special HTML characters are preserved
func TestContextRenderPureJSON(t *testing.T) {
w := httptest.NewRecorder()
c, _ := CreateTestContext(w)
c.PureJSON(http.StatusCreated, H{"foo": "bar", "html": "<b>"})
assert.Equal(t, http.StatusCreated, w.Code)
assert.Equal(t, "{\"foo\":\"bar\",\"html\":\"<b>\"}\n", w.Body.String())
assert.Equal(t, "application/json; charset=utf-8", w.Header().Get("Content-Type"))
}
func TestContextHTTPContext(t *testing.T) {
c, _ := CreateTestContext(httptest.NewRecorder())
req, _ := http.NewRequest("POST", "/", bytes.NewBufferString("{\"foo\":\"bar\", \"bar\":\"foo\"}"))
ctx, cancelFunc := context.WithCancel(context.Background())
defer cancelFunc()
c.Request = req.WithContext(ctx)
assert.NoError(t, c.Err())
assert.NotNil(t, c.Done())
select {
case <-c.Done():
assert.Fail(t, "context should not be canceled")
default:
}
ti, ok := c.Deadline()
assert.Equal(t, ti, time.Time{})
assert.False(t, ok)
assert.Equal(t, c.Value(0), c.Request)
cancelFunc()
assert.NotNil(t, c.Done())
select {
case <-c.Done():
default:
assert.Fail(t, "context should be canceled")
}
}
func TestContextHTTPContextWithDeadline(t *testing.T) {
c, _ := CreateTestContext(httptest.NewRecorder())
req, _ := http.NewRequest("POST", "/", bytes.NewBufferString("{\"foo\":\"bar\", \"bar\":\"foo\"}"))
location, _ := time.LoadLocation("Europe/Paris")
assert.NotNil(t, location)
date := time.Date(2031, 12, 27, 16, 00, 00, 00, location)
ctx, cancelFunc := context.WithDeadline(context.Background(), date)
defer cancelFunc()
c.Request = req.WithContext(ctx)
assert.NoError(t, c.Err())
ti, ok := c.Deadline()
assert.Equal(t, ti, date)
assert.True(t, ok)
}