tango/router_test.go

package tango

import (
	"testing"
	"bytes"
	"net/http"
	"net/http/httptest"
)

type RouterNoMethodAction struct {
}

func TestRouter1(t *testing.T) {
	buff := bytes.NewBufferString("")
	recorder := httptest.NewRecorder()
	recorder.Body = buff

	o := Classic()
	o.Get("/:name", new(RouterNoMethodAction))

	req, err := http.NewRequest("GET", "http://localhost:8000/foobar", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusNotFound)
	refute(t, len(buff.String()), 0)
}

type RouterGetAction struct {
}

func (a *RouterGetAction) Get() string {
	return "get"
}

func (a *RouterGetAction) Post() string {
	return "post"
}

func TestRouter2(t *testing.T) {
	buff := bytes.NewBufferString("")
	recorder := httptest.NewRecorder()
	recorder.Body = buff

	o := Classic()
	o.Get("/:name", new(RouterGetAction))
	o.Post("/:name", new(RouterGetAction))

	req, err := http.NewRequest("GET", "http://localhost:8000/foobar", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusOK)
	refute(t, len(buff.String()), 0)
	expect(t, buff.String(), "get")

	buff.Reset()

	req, err = http.NewRequest("POST", "http://localhost:8000/foobar", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusOK)
	refute(t, len(buff.String()), 0)
	expect(t, buff.String(), "post")
}

func TestRouterFunc(t *testing.T) {
	buff := bytes.NewBufferString("")
	recorder := httptest.NewRecorder()
	recorder.Body = buff

	o := Classic()
	o.Get("/", func() string {
		return "func"
	})
	o.Post("/", func(ctx *Context) {
		ctx.Write([]byte("func(*Context)"))
	})
	o.Put("/", func(resp http.ResponseWriter, req *http.Request) {
		resp.Write([]byte("func(http.ResponseWriter, *http.Request)"))
	})
	o.Options("/", func(resp http.ResponseWriter) {
		resp.Write([]byte("func(http.ResponseWriter)"))
	})
	o.Delete("/", func(req *http.Request) string {
		return "func(*http.Request)"
	})

	// plain
	req, err := http.NewRequest("GET", "http://localhost:8000/", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusOK)
	refute(t, len(buff.String()), 0)
	expect(t, buff.String(), "func")

	// context
	buff.Reset()

	req, err = http.NewRequest("POST", "http://localhost:8000/", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusOK)
	refute(t, len(buff.String()), 0)
	expect(t, buff.String(), "func(*Context)")

	// http
	buff.Reset()

	req, err = http.NewRequest("PUT", "http://localhost:8000/", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusOK)
	refute(t, len(buff.String()), 0)
	expect(t, buff.String(), "func(http.ResponseWriter, *http.Request)")

	// response
	buff.Reset()

	req, err = http.NewRequest("OPTIONS", "http://localhost:8000/", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusOK)
	refute(t, len(buff.String()), 0)
	expect(t, buff.String(), "func(http.ResponseWriter)")

	// req
	buff.Reset()

	req, err = http.NewRequest("DELETE", "http://localhost:8000/", nil)
	if err != nil {
		t.Error(err)
	}

	o.ServeHTTP(recorder, req)
	expect(t, recorder.Code, http.StatusOK)
	refute(t, len(buff.String()), 0)
	expect(t, buff.String(), "func(*http.Request)")
}