gin/logger_test.go

141 lines
5.2 KiB
Go

// 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 gin
import (
"bytes"
"errors"
"testing"
"github.com/stretchr/testify/assert"
)
//TODO
// func (engine *Engine) LoadHTMLGlob(pattern string) {
// func (engine *Engine) LoadHTMLFiles(files ...string) {
// func (engine *Engine) Run(addr string) error {
// func (engine *Engine) RunTLS(addr string, cert string, key string) error {
func init() {
SetMode(TestMode)
}
func TestLogger(t *testing.T) {
buffer := new(bytes.Buffer)
router := New()
router.Use(LoggerWithWriter(buffer))
router.GET("/example", func(c *Context) {})
router.POST("/example", func(c *Context) {})
router.PUT("/example", func(c *Context) {})
router.DELETE("/example", func(c *Context) {})
router.PATCH("/example", func(c *Context) {})
router.HEAD("/example", func(c *Context) {})
router.OPTIONS("/example", func(c *Context) {})
performRequest(router, "GET", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/example")
// I wrote these first (extending the above) but then realized they are more
// like integration tests because they test the whole logging process rather
// than individual functions. Im not sure where these should go.
performRequest(router, "POST", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "POST")
assert.Contains(t, buffer.String(), "/example")
performRequest(router, "PUT", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "PUT")
assert.Contains(t, buffer.String(), "/example")
performRequest(router, "DELETE", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "DELETE")
assert.Contains(t, buffer.String(), "/example")
performRequest(router, "PATCH", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "PATCH")
assert.Contains(t, buffer.String(), "/example")
performRequest(router, "HEAD", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "HEAD")
assert.Contains(t, buffer.String(), "/example")
performRequest(router, "OPTIONS", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "OPTIONS")
assert.Contains(t, buffer.String(), "/example")
performRequest(router, "GET", "/notfound")
assert.Contains(t, buffer.String(), "404")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/notfound")
}
func TestColorForMethod(t *testing.T) {
assert.Equal(t, colorForMethod("GET"), string([]byte{27, 91, 57, 55, 59, 52, 52, 109}), "get should be blue")
assert.Equal(t, colorForMethod("POST"), string([]byte{27, 91, 57, 55, 59, 52, 54, 109}), "post should be cyan")
assert.Equal(t, colorForMethod("PUT"), string([]byte{27, 91, 57, 55, 59, 52, 51, 109}), "put should be yellow")
assert.Equal(t, colorForMethod("DELETE"), string([]byte{27, 91, 57, 55, 59, 52, 49, 109}), "delete should be red")
assert.Equal(t, colorForMethod("PATCH"), string([]byte{27, 91, 57, 55, 59, 52, 50, 109}), "patch should be green")
assert.Equal(t, colorForMethod("HEAD"), string([]byte{27, 91, 57, 55, 59, 52, 53, 109}), "head should be magenta")
assert.Equal(t, colorForMethod("OPTIONS"), string([]byte{27, 91, 57, 48, 59, 52, 55, 109}), "options should be white")
assert.Equal(t, colorForMethod("TRACE"), string([]byte{27, 91, 48, 109}), "trace is not defined and should be the reset color")
}
func TestColorForStatus(t *testing.T) {
assert.Equal(t, colorForStatus(200), string([]byte{27, 91, 57, 55, 59, 52, 50, 109}), "2xx should be green")
assert.Equal(t, colorForStatus(301), string([]byte{27, 91, 57, 48, 59, 52, 55, 109}), "3xx should be white")
assert.Equal(t, colorForStatus(404), string([]byte{27, 91, 57, 55, 59, 52, 51, 109}), "4xx should be yellow")
assert.Equal(t, colorForStatus(2), string([]byte{27, 91, 57, 55, 59, 52, 49, 109}), "other things should be red")
}
func TestErrorLogger(t *testing.T) {
router := New()
router.Use(ErrorLogger())
router.GET("/error", func(c *Context) {
c.Error(errors.New("this is an error"))
})
router.GET("/abort", func(c *Context) {
c.AbortWithError(401, errors.New("no authorized"))
})
router.GET("/print", func(c *Context) {
c.Error(errors.New("this is an error"))
c.String(500, "hola!")
})
w := performRequest(router, "GET", "/error")
assert.Equal(t, w.Code, 200)
assert.Equal(t, w.Body.String(), "{\"error\":\"this is an error\"}\n")
w = performRequest(router, "GET", "/abort")
assert.Equal(t, w.Code, 401)
assert.Equal(t, w.Body.String(), "{\"error\":\"no authorized\"}\n")
w = performRequest(router, "GET", "/print")
assert.Equal(t, w.Code, 500)
assert.Equal(t, w.Body.String(), "hola!")
}
func TestSkippingPaths(t *testing.T) {
buffer := new(bytes.Buffer)
router := New()
router.Use(LoggerWithWriter(buffer, "/skipped"))
router.GET("/logged", func(c *Context) {})
router.GET("/skipped", func(c *Context) {})
performRequest(router, "GET", "/logged")
assert.Contains(t, buffer.String(), "200")
performRequest(router, "GET", "/skipped")
assert.Contains(t, buffer.String(), "")
}