forked from gin-gonic/gin
/
logger_test.go
342 lines (292 loc) · 11.4 KB
/
logger_test.go
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// 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"
"fmt"
"net/http"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
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?a=100")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/example")
assert.Contains(t, buffer.String(), "a=100")
// 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.
buffer.Reset()
performRequest(router, "POST", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "POST")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "PUT", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "PUT")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "DELETE", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "DELETE")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "PATCH", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "PATCH")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "HEAD", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "HEAD")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "OPTIONS", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "OPTIONS")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "GET", "/notfound")
assert.Contains(t, buffer.String(), "404")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/notfound")
}
func TestLoggerWithConfig(t *testing.T) {
buffer := new(bytes.Buffer)
router := New()
router.Use(LoggerWithConfig(LoggerConfig{Output: 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?a=100")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/example")
assert.Contains(t, buffer.String(), "a=100")
// 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.
buffer.Reset()
performRequest(router, "POST", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "POST")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "PUT", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "PUT")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "DELETE", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "DELETE")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "PATCH", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "PATCH")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "HEAD", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "HEAD")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "OPTIONS", "/example")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "OPTIONS")
assert.Contains(t, buffer.String(), "/example")
buffer.Reset()
performRequest(router, "GET", "/notfound")
assert.Contains(t, buffer.String(), "404")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/notfound")
}
func TestLoggerWithFormatter(t *testing.T) {
buffer := new(bytes.Buffer)
d := DefaultWriter
DefaultWriter = buffer
defer func() {
DefaultWriter = d
}()
router := New()
router.Use(LoggerWithFormatter(func(param LogFormatterParams) string {
return fmt.Sprintf("[FORMATTER TEST] %v | %3d | %13v | %15s | %-7s %s\n%s",
param.TimeStamp.Format("2006/01/02 - 15:04:05"),
param.StatusCode,
param.Latency,
param.ClientIP,
param.Method,
param.Path,
param.ErrorMessage,
)
}))
router.GET("/example", func(c *Context) {})
performRequest(router, "GET", "/example?a=100")
// output test
assert.Contains(t, buffer.String(), "[FORMATTER TEST]")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/example")
assert.Contains(t, buffer.String(), "a=100")
}
func TestLoggerWithConfigFormatting(t *testing.T) {
var gotParam LogFormatterParams
buffer := new(bytes.Buffer)
router := New()
router.Use(LoggerWithConfig(LoggerConfig{
Output: buffer,
Formatter: func(param LogFormatterParams) string {
// for assert test
gotParam = param
return fmt.Sprintf("[FORMATTER TEST] %v | %3d | %13v | %15s | %-7s %s\n%s",
param.TimeStamp.Format("2006/01/02 - 15:04:05"),
param.StatusCode,
param.Latency,
param.ClientIP,
param.Method,
param.Path,
param.ErrorMessage,
)
},
}))
router.GET("/example", func(c *Context) {
// set dummy ClientIP
c.Request.Header.Set("X-Forwarded-For", "20.20.20.20")
})
performRequest(router, "GET", "/example?a=100")
// output test
assert.Contains(t, buffer.String(), "[FORMATTER TEST]")
assert.Contains(t, buffer.String(), "200")
assert.Contains(t, buffer.String(), "GET")
assert.Contains(t, buffer.String(), "/example")
assert.Contains(t, buffer.String(), "a=100")
// LogFormatterParams test
assert.NotNil(t, gotParam.Request)
assert.NotEmpty(t, gotParam.TimeStamp)
assert.Equal(t, 200, gotParam.StatusCode)
assert.NotEmpty(t, gotParam.Latency)
assert.Equal(t, "20.20.20.20", gotParam.ClientIP)
assert.Equal(t, "GET", gotParam.Method)
assert.Equal(t, "/example?a=100", gotParam.Path)
assert.Empty(t, gotParam.ErrorMessage)
}
func TestDefaultLogFormatter(t *testing.T) {
timeStamp := time.Unix(1544173902, 0).UTC()
termFalseParam := LogFormatterParams{
TimeStamp: timeStamp,
StatusCode: 200,
Latency: time.Second * 5,
ClientIP: "20.20.20.20",
Method: "GET",
Path: "/",
ErrorMessage: "",
IsTerm: false,
}
termTrueParam := LogFormatterParams{
TimeStamp: timeStamp,
StatusCode: 200,
Latency: time.Second * 5,
ClientIP: "20.20.20.20",
Method: "GET",
Path: "/",
ErrorMessage: "",
IsTerm: true,
}
assert.Equal(t, "[GIN] 2018/12/07 - 09:11:42 | 200 | 5s | 20.20.20.20 | GET /\n", defaultLogFormatter(termFalseParam))
assert.Equal(t, "[GIN] 2018/12/07 - 09:11:42 |\x1b[97;42m 200 \x1b[0m| 5s | 20.20.20.20 |\x1b[97;44m GET \x1b[0m /\n", defaultLogFormatter(termTrueParam))
}
func TestColorForMethod(t *testing.T) {
assert.Equal(t, string([]byte{27, 91, 57, 55, 59, 52, 52, 109}), colorForMethod("GET"), "get should be blue")
assert.Equal(t, string([]byte{27, 91, 57, 55, 59, 52, 54, 109}), colorForMethod("POST"), "post should be cyan")
assert.Equal(t, string([]byte{27, 91, 57, 48, 59, 52, 51, 109}), colorForMethod("PUT"), "put should be yellow")
assert.Equal(t, string([]byte{27, 91, 57, 55, 59, 52, 49, 109}), colorForMethod("DELETE"), "delete should be red")
assert.Equal(t, string([]byte{27, 91, 57, 55, 59, 52, 50, 109}), colorForMethod("PATCH"), "patch should be green")
assert.Equal(t, string([]byte{27, 91, 57, 55, 59, 52, 53, 109}), colorForMethod("HEAD"), "head should be magenta")
assert.Equal(t, string([]byte{27, 91, 57, 48, 59, 52, 55, 109}), colorForMethod("OPTIONS"), "options should be white")
assert.Equal(t, string([]byte{27, 91, 48, 109}), colorForMethod("TRACE"), "trace is not defined and should be the reset color")
}
func TestColorForStatus(t *testing.T) {
assert.Equal(t, string([]byte{27, 91, 57, 55, 59, 52, 50, 109}), colorForStatus(http.StatusOK), "2xx should be green")
assert.Equal(t, string([]byte{27, 91, 57, 48, 59, 52, 55, 109}), colorForStatus(http.StatusMovedPermanently), "3xx should be white")
assert.Equal(t, string([]byte{27, 91, 57, 48, 59, 52, 51, 109}), colorForStatus(http.StatusNotFound), "4xx should be yellow")
assert.Equal(t, string([]byte{27, 91, 57, 55, 59, 52, 49, 109}), colorForStatus(2), "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")) // nolint: errcheck
})
router.GET("/abort", func(c *Context) {
c.AbortWithError(http.StatusUnauthorized, errors.New("no authorized")) // nolint: errcheck
})
router.GET("/print", func(c *Context) {
c.Error(errors.New("this is an error")) // nolint: errcheck
c.String(http.StatusInternalServerError, "hola!")
})
w := performRequest(router, "GET", "/error")
assert.Equal(t, http.StatusOK, w.Code)
assert.Equal(t, "{\"error\":\"this is an error\"}", w.Body.String())
w = performRequest(router, "GET", "/abort")
assert.Equal(t, http.StatusUnauthorized, w.Code)
assert.Equal(t, "{\"error\":\"no authorized\"}", w.Body.String())
w = performRequest(router, "GET", "/print")
assert.Equal(t, http.StatusInternalServerError, w.Code)
assert.Equal(t, "hola!{\"error\":\"this is an error\"}", w.Body.String())
}
func TestLoggerWithWriterSkippingPaths(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")
buffer.Reset()
performRequest(router, "GET", "/skipped")
assert.Contains(t, buffer.String(), "")
}
func TestLoggerWithConfigSkippingPaths(t *testing.T) {
buffer := new(bytes.Buffer)
router := New()
router.Use(LoggerWithConfig(LoggerConfig{
Output: buffer,
SkipPaths: []string{"/skipped"},
}))
router.GET("/logged", func(c *Context) {})
router.GET("/skipped", func(c *Context) {})
performRequest(router, "GET", "/logged")
assert.Contains(t, buffer.String(), "200")
buffer.Reset()
performRequest(router, "GET", "/skipped")
assert.Contains(t, buffer.String(), "")
}
func TestDisableConsoleColor(t *testing.T) {
New()
assert.False(t, disableColor)
DisableConsoleColor()
assert.True(t, disableColor)
}