mirror of https://github.com/gin-gonic/gin.git
269 lines
7.3 KiB
Go
269 lines
7.3 KiB
Go
// Copyright 2014 Manu Martinez-Almeida. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package gin
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import (
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"fmt"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"os"
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"path"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func performRequest(r http.Handler, method, path string) *httptest.ResponseRecorder {
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req, _ := http.NewRequest(method, path, nil)
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w := httptest.NewRecorder()
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r.ServeHTTP(w, req)
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return w
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}
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func testRouteOK(method string, t *testing.T) {
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passed := false
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passedAny := false
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r := New()
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r.Any("/test2", func(c *Context) {
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passedAny = true
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})
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r.Handle(method, "/test", func(c *Context) {
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passed = true
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})
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w := performRequest(r, method, "/test")
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assert.True(t, passed)
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assert.Equal(t, w.Code, http.StatusOK)
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performRequest(r, method, "/test2")
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assert.True(t, passedAny)
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}
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// TestSingleRouteOK tests that POST route is correctly invoked.
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func testRouteNotOK(method string, t *testing.T) {
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passed := false
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router := New()
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router.Handle(method, "/test_2", func(c *Context) {
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passed = true
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})
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w := performRequest(router, method, "/test")
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assert.False(t, passed)
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assert.Equal(t, w.Code, http.StatusNotFound)
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}
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// TestSingleRouteOK tests that POST route is correctly invoked.
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func testRouteNotOK2(method string, t *testing.T) {
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passed := false
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router := New()
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var methodRoute string
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if method == "POST" {
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methodRoute = "GET"
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} else {
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methodRoute = "POST"
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}
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router.Handle(methodRoute, "/test", func(c *Context) {
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passed = true
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})
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w := performRequest(router, method, "/test")
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assert.False(t, passed)
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assert.Equal(t, w.Code, http.StatusMethodNotAllowed)
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}
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func TestRouterGroupRouteOK(t *testing.T) {
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testRouteOK("POST", t)
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testRouteOK("DELETE", t)
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testRouteOK("PATCH", t)
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testRouteOK("PUT", t)
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testRouteOK("OPTIONS", t)
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testRouteOK("HEAD", t)
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}
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// TestSingleRouteOK tests that POST route is correctly invoked.
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func TestRouteNotOK(t *testing.T) {
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testRouteNotOK("POST", t)
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testRouteNotOK("DELETE", t)
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testRouteNotOK("PATCH", t)
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testRouteNotOK("PUT", t)
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testRouteNotOK("OPTIONS", t)
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testRouteNotOK("HEAD", t)
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}
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// TestSingleRouteOK tests that POST route is correctly invoked.
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func TestRouteNotOK2(t *testing.T) {
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testRouteNotOK2("POST", t)
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testRouteNotOK2("DELETE", t)
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testRouteNotOK2("PATCH", t)
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testRouteNotOK2("PUT", t)
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testRouteNotOK2("OPTIONS", t)
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testRouteNotOK2("HEAD", t)
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}
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// TestContextParamsGet tests that a parameter can be parsed from the URL.
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func TestRouteParamsByName(t *testing.T) {
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name := ""
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lastName := ""
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wild := ""
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router := New()
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router.GET("/test/:name/:last_name/*wild", func(c *Context) {
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name = c.Params.ByName("name")
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lastName = c.Params.ByName("last_name")
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wild = c.Params.ByName("wild")
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assert.Equal(t, name, c.ParamValue("name"))
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assert.Equal(t, lastName, c.ParamValue("last_name"))
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assert.Equal(t, name, c.DefaultParamValue("name", "nothing"))
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assert.Equal(t, lastName, c.DefaultParamValue("last_name", "nothing"))
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assert.Equal(t, c.DefaultParamValue("noKey", "default"), "default")
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})
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w := performRequest(router, "GET", "/test/john/smith/is/super/great")
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assert.Equal(t, w.Code, 200)
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assert.Equal(t, name, "john")
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assert.Equal(t, lastName, "smith")
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assert.Equal(t, wild, "/is/super/great")
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}
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// TestHandleStaticFile - ensure the static file handles properly
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func TestRouteStaticFile(t *testing.T) {
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// SETUP file
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testRoot, _ := os.Getwd()
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f, err := ioutil.TempFile(testRoot, "")
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if err != nil {
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t.Error(err)
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}
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defer os.Remove(f.Name())
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filePath := path.Join("/", path.Base(f.Name()))
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f.WriteString("Gin Web Framework")
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f.Close()
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// SETUP gin
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router := New()
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router.Static("./", testRoot)
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w := performRequest(router, "GET", filePath)
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assert.Equal(t, w.Code, 200)
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assert.Equal(t, w.Body.String(), "Gin Web Framework")
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assert.Equal(t, w.HeaderMap.Get("Content-Type"), "text/plain; charset=utf-8")
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}
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// TestHandleStaticDir - ensure the root/sub dir handles properly
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func TestRouteStaticDir(t *testing.T) {
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router := New()
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router.Static("/", "./")
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w := performRequest(router, "GET", "/")
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assert.Equal(t, w.Code, 200)
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assert.Contains(t, w.Body.String(), "gin.go")
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assert.Equal(t, w.HeaderMap.Get("Content-Type"), "text/html; charset=utf-8")
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}
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// TestHandleHeadToDir - ensure the root/sub dir handles properly
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func TestRouteHeadToDir(t *testing.T) {
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router := New()
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router.Static("/", "./")
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w := performRequest(router, "HEAD", "/")
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assert.Equal(t, w.Code, 200)
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assert.Contains(t, w.Body.String(), "gin.go")
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assert.Equal(t, w.HeaderMap.Get("Content-Type"), "text/html; charset=utf-8")
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}
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func TestRouterMiddlewareAndStatic(t *testing.T) {
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router := New()
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static := router.Group("/", func(c *Context) {
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c.Writer.Header().Add("Last-Modified", "Mon, 02 Jan 2006 15:04:05 MST")
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c.Writer.Header().Add("Expires", "Mon, 02 Jan 2006 15:04:05 MST")
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c.Writer.Header().Add("X-GIN", "Gin Framework")
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})
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static.Static("/", "./")
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w := performRequest(router, "GET", "/")
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assert.Equal(t, w.Code, 200)
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assert.Contains(t, w.Body.String(), "gin.go")
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assert.Equal(t, w.HeaderMap.Get("Content-Type"), "text/html; charset=utf-8")
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assert.NotEqual(t, w.HeaderMap.Get("Last-Modified"), "Mon, 02 Jan 2006 15:04:05 MST")
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assert.Equal(t, w.HeaderMap.Get("Expires"), "Mon, 02 Jan 2006 15:04:05 MST")
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assert.Equal(t, w.HeaderMap.Get("x-GIN"), "Gin Framework")
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}
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func TestRouteNotAllowed(t *testing.T) {
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router := New()
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router.POST("/path", func(c *Context) {})
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w := performRequest(router, "GET", "/path")
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assert.Equal(t, w.Code, http.StatusMethodNotAllowed)
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router.NoMethod(func(c *Context) {
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c.String(http.StatusTeapot, "responseText")
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})
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w = performRequest(router, "GET", "/path")
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assert.Equal(t, w.Body.String(), "responseText")
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assert.Equal(t, w.Code, http.StatusTeapot)
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}
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func TestRouterNotFound(t *testing.T) {
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router := New()
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router.GET("/path", func(c *Context) {})
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router.GET("/dir/", func(c *Context) {})
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router.GET("/", func(c *Context) {})
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testRoutes := []struct {
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route string
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code int
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header string
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}{
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{"/path/", 301, "map[Location:[/path]]"}, // TSR -/
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{"/dir", 301, "map[Location:[/dir/]]"}, // TSR +/
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{"", 301, "map[Location:[/]]"}, // TSR +/
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{"/PATH", 301, "map[Location:[/path]]"}, // Fixed Case
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{"/DIR/", 301, "map[Location:[/dir/]]"}, // Fixed Case
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{"/PATH/", 301, "map[Location:[/path]]"}, // Fixed Case -/
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{"/DIR", 301, "map[Location:[/dir/]]"}, // Fixed Case +/
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{"/../path", 301, "map[Location:[/path]]"}, // CleanPath
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{"/nope", 404, ""}, // NotFound
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}
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for _, tr := range testRoutes {
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w := performRequest(router, "GET", tr.route)
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assert.Equal(t, w.Code, tr.code)
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if w.Code != 404 {
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assert.Equal(t, fmt.Sprint(w.Header()), tr.header)
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}
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}
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// Test custom not found handler
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var notFound bool
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router.NoRoute(func(c *Context) {
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c.AbortWithStatus(404)
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notFound = true
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})
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w := performRequest(router, "GET", "/nope")
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assert.Equal(t, w.Code, 404)
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assert.True(t, notFound)
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// Test other method than GET (want 307 instead of 301)
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router.PATCH("/path", func(c *Context) {})
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w = performRequest(router, "PATCH", "/path/")
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assert.Equal(t, w.Code, 307)
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assert.Equal(t, fmt.Sprint(w.Header()), "map[Location:[/path]]")
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// Test special case where no node for the prefix "/" exists
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router = New()
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router.GET("/a", func(c *Context) {})
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w = performRequest(router, "GET", "/")
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assert.Equal(t, w.Code, 404)
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}
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