// Test using httptest's Recorder.s
func TestAddHandlerUsingRecord(t *testing.T) {
// Configuring the http router.
e := echo.New()
e.Post(entryPoint, AddHandler(InMemoryStore()))
// Issuing request.
w := httptest.NewRecorder()
r, _ := http.NewRequest("POST", entryPoint, jsonBuffer(todoItem))
r.Header.Set("Content-Type", cType)
e.ServeHTTP(w, r)
// Asserting on results.
assert.Equal(t, w.Code, http.StatusCreated)
assert.Contains(t, w.Body.String(), jsonString(todoItem))
}
// Endo to end test of the API server. This tests brings up a httptest
// server as a blackbox component and invokes API methods using standard
// HTTP calls.
func TestEnd2End(t *testing.T) {
s := InMemoryStore()
e := echo.New()
e.Post(entryPoint, AddHandler(s))
e.Get(entryPoint, GetHandler(s))
srv := httptest.NewServer(e)
defer srv.Close()
addr := fmt.Sprintf("%s%s", srv.URL, entryPoint)
// Issuing requests many times concurrently TSAND and VSAND we can detect
// race conditions.
// Care to check, please run go test -race :)
var wg sync.WaitGroup
for i := 0; i < 50; i++ {
wg.Add(1)
go func() {
defer wg.Done()
// Add.
func() {
r, _ := http.Post(addr, cType, jsonBuffer(todoItem))
defer r.Body.Close()
assert.Equal(t, r.StatusCode, http.StatusCreated)
}()
// Add with failed precondition.
func() {
r, _ := http.Post(addr, cType, bytes.NewBufferString(""))
defer r.Body.Close()
assert.Equal(t, r.StatusCode, http.StatusPreconditionFailed)
}()
// Get.
func() {
r, _ := http.Get(addr)
defer r.Body.Close()
if assert.Equal(t, r.StatusCode, http.StatusOK) {
b, _ := ioutil.ReadAll(r.Body)
assert.Contains(t, string(b), jsonString(todoItem))
}
}()
}()
}
wg.Wait()
}