162 lines
3.9 KiB
Go
162 lines
3.9 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 binding
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import (
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"bytes"
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"mime/multipart"
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"net/http"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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type FooStruct struct {
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Foo string `json:"foo" form:"foo" xml:"foo" binding:"required"`
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}
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type FooBarStruct struct {
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FooStruct
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Bar string `json:"bar" form:"bar" xml:"bar" binding:"required"`
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}
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func TestBindingDefault(t *testing.T) {
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assert.Equal(t, Default("GET", ""), Form)
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assert.Equal(t, Default("GET", MIMEJSON), Form)
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assert.Equal(t, Default("POST", MIMEJSON), JSON)
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assert.Equal(t, Default("PUT", MIMEJSON), JSON)
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assert.Equal(t, Default("POST", MIMEXML), XML)
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assert.Equal(t, Default("PUT", MIMEXML2), XML)
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assert.Equal(t, Default("POST", MIMEPOSTForm), Form)
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assert.Equal(t, Default("PUT", MIMEPOSTForm), Form)
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assert.Equal(t, Default("POST", MIMEMultipartPOSTForm), Form)
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assert.Equal(t, Default("PUT", MIMEMultipartPOSTForm), Form)
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}
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func TestBindingJSON(t *testing.T) {
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testBodyBinding(t,
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JSON, "json",
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"/", "/",
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`{"foo": "bar"}`, `{"bar": "foo"}`)
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}
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func TestBindingForm(t *testing.T) {
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testFormBinding(t, "POST",
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"/", "/",
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"foo=bar&bar=foo", "bar2=foo")
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}
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func TestBindingForm2(t *testing.T) {
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testFormBinding(t, "GET",
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"/?foo=bar&bar=foo", "/?bar2=foo",
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"", "")
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}
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func TestBindingXML(t *testing.T) {
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testBodyBinding(t,
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XML, "xml",
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"/", "/",
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"<map><foo>bar</foo></map>", "<map><bar>foo</bar></map>")
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}
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func createFormPostRequest() *http.Request {
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req, _ := http.NewRequest("POST", "/?foo=getfoo&bar=getbar", bytes.NewBufferString("foo=bar&bar=foo"))
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req.Header.Set("Content-Type", MIMEPOSTForm)
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return req
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}
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func createFormMultipartRequest() *http.Request {
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boundary := "--testboundary"
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body := new(bytes.Buffer)
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mw := multipart.NewWriter(body)
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defer mw.Close()
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mw.SetBoundary(boundary)
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mw.WriteField("foo", "bar")
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mw.WriteField("bar", "foo")
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req, _ := http.NewRequest("POST", "/?foo=getfoo&bar=getbar", body)
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req.Header.Set("Content-Type", MIMEMultipartPOSTForm+"; boundary="+boundary)
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return req
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}
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func TestBindingFormPost(t *testing.T) {
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req := createFormPostRequest()
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var obj FooBarStruct
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FormPost.Bind(req, &obj)
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assert.Equal(t, obj.Foo, "bar")
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assert.Equal(t, obj.Bar, "foo")
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}
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func TestBindingFormMultipart(t *testing.T) {
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req := createFormMultipartRequest()
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var obj FooBarStruct
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FormMultipart.Bind(req, &obj)
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assert.Equal(t, obj.Foo, "bar")
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assert.Equal(t, obj.Bar, "foo")
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}
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func TestValidationFails(t *testing.T) {
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var obj FooStruct
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req := requestWithBody("POST", "/", `{"bar": "foo"}`)
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err := JSON.Bind(req, &obj)
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assert.Error(t, err)
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}
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func TestValidationDisabled(t *testing.T) {
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backup := Validator
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Validator = nil
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defer func() { Validator = backup }()
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var obj FooStruct
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req := requestWithBody("POST", "/", `{"bar": "foo"}`)
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err := JSON.Bind(req, &obj)
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assert.NoError(t, err)
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}
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func testFormBinding(t *testing.T, method, path, badPath, body, badBody string) {
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b := Form
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assert.Equal(t, b.Name(), "form")
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obj := FooBarStruct{}
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req := requestWithBody(method, path, body)
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if method == "POST" {
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req.Header.Add("Content-Type", MIMEPOSTForm)
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}
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err := b.Bind(req, &obj)
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assert.NoError(t, err)
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assert.Equal(t, obj.Foo, "bar")
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assert.Equal(t, obj.Bar, "foo")
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obj = FooBarStruct{}
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req = requestWithBody(method, badPath, badBody)
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err = JSON.Bind(req, &obj)
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assert.Error(t, err)
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}
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func testBodyBinding(t *testing.T, b Binding, name, path, badPath, body, badBody string) {
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assert.Equal(t, b.Name(), name)
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obj := FooStruct{}
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req := requestWithBody("POST", path, body)
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err := b.Bind(req, &obj)
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assert.NoError(t, err)
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assert.Equal(t, obj.Foo, "bar")
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obj = FooStruct{}
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req = requestWithBody("POST", badPath, badBody)
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err = JSON.Bind(req, &obj)
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assert.Error(t, err)
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}
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func requestWithBody(method, path, body string) (req *http.Request) {
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req, _ = http.NewRequest(method, path, bytes.NewBufferString(body))
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return
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}
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