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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"
"encoding/xml"
"fmt"
"net/http"
"testing"
"github.com/stretchr/testify/assert"
)
func init() {
SetMode(TestMode)
}
type testStruct struct {
T *testing.T
}
func (t *testStruct) ServeHTTP(w http.ResponseWriter, req *http.Request) {
assert.Equal(t.T, "POST", req.Method)
assert.Equal(t.T, "/path", req.URL.Path)
w.WriteHeader(http.StatusInternalServerError)
fmt.Fprint(w, "hello")
}
func TestWrap(t *testing.T) {
router := New()
router.POST("/path", WrapH(&testStruct{t}))
router.GET("/path2", WrapF(func(w http.ResponseWriter, req *http.Request) {
assert.Equal(t, "GET", req.Method)
assert.Equal(t, "/path2", req.URL.Path)
w.WriteHeader(http.StatusBadRequest)
fmt.Fprint(w, "hola!")
}))
w := performRequest(router, "POST", "/path")
assert.Equal(t, http.StatusInternalServerError, w.Code)
assert.Equal(t, "hello", w.Body.String())
w = performRequest(router, "GET", "/path2")
assert.Equal(t, http.StatusBadRequest, w.Code)
assert.Equal(t, "hola!", w.Body.String())
}
func TestLastChar(t *testing.T) {
assert.Equal(t, uint8('a'), lastChar("hola"))
assert.Equal(t, uint8('s'), lastChar("adios"))
assert.Panics(t, func() { lastChar("") })
}
func TestParseAccept(t *testing.T) {
parts := parseAccept("text/html , application/xhtml+xml,application/xml;q=0.9, */* ;q=0.8")
assert.Len(t, parts, 4)
assert.Equal(t, "text/html", parts[0])
assert.Equal(t, "application/xhtml+xml", parts[1])
assert.Equal(t, "application/xml", parts[2])
assert.Equal(t, "*/*", parts[3])
}
func TestChooseData(t *testing.T) {
A := "a"
B := "b"
assert.Equal(t, A, chooseData(A, B))
assert.Equal(t, B, chooseData(nil, B))
assert.Panics(t, func() { chooseData(nil, nil) })
}
func TestFilterFlags(t *testing.T) {
result := filterFlags("text/html ")
assert.Equal(t, "text/html", result)
result = filterFlags("text/html;")
assert.Equal(t, "text/html", result)
}
func TestFunctionName(t *testing.T) {
assert.Regexp(t, `^(.*/vendor/)?github.com/gin-gonic/gin.somefunction$`, nameOfFunction(somefunction))
}
func somefunction() {
// this empty function is used by TestFunctionName()
}
func TestJoinPaths(t *testing.T) {
assert.Equal(t, "", joinPaths("", ""))
assert.Equal(t, "/", joinPaths("", "/"))
assert.Equal(t, "/a", joinPaths("/a", ""))
assert.Equal(t, "/a/", joinPaths("/a/", ""))
assert.Equal(t, "/a/", joinPaths("/a/", "/"))
assert.Equal(t, "/a/", joinPaths("/a", "/"))
assert.Equal(t, "/a/hola", joinPaths("/a", "/hola"))
assert.Equal(t, "/a/hola", joinPaths("/a/", "/hola"))
assert.Equal(t, "/a/hola/", joinPaths("/a/", "/hola/"))
assert.Equal(t, "/a/hola/", joinPaths("/a/", "/hola//"))
}
type bindTestStruct struct {
Foo string `form:"foo" binding:"required"`
Bar int `form:"bar" binding:"min=4"`
}
func TestBindMiddleware(t *testing.T) {
var value *bindTestStruct
var called bool
router := New()
router.GET("/", Bind(bindTestStruct{}), func(c *Context) {
called = true
value = c.MustGet(BindKey).(*bindTestStruct)
})
performRequest(router, "GET", "/?foo=hola&bar=10")
assert.True(t, called)
assert.Equal(t, "hola", value.Foo)
assert.Equal(t, 10, value.Bar)
called = false
performRequest(router, "GET", "/?foo=hola&bar=1")
assert.False(t, called)
assert.Panics(t, func() {
Bind(&bindTestStruct{})
})
}
func TestMarshalXMLforH(t *testing.T) {
h := H{
"": "test",
}
var b bytes.Buffer
enc := xml.NewEncoder(&b)
var x xml.StartElement
e := h.MarshalXML(enc, x)
assert.Error(t, e)
}
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