package assert import ( "fmt" "net/http" "net/http/httptest" "net/url" "strings" ) // httpCode is a helper that returns HTTP code of the response. It returns -1 and // an error if building a new request fails. func httpCode(handler http.HandlerFunc, method, url string, values url.Values) (int, error) { w := httptest.NewRecorder() req, err := http.NewRequest(method, url, nil) if err != nil { return -1, err } req.URL.RawQuery = values.Encode() handler(w, req) return w.Code, nil } // HTTPSuccess asserts that a specified handler returns a success status code. // // assert.HTTPSuccess(t, myHandler, "POST", "http://www.google.com", nil) // // Returns whether the assertion was successful (true) or not (false). func HTTPSuccess(t TestingT, handler http.HandlerFunc, method, url string, values url.Values, msgAndArgs ...interface{}) bool { if h, ok := t.(tHelper); ok { h.Helper() } code, err := httpCode(handler, method, url, values) if err != nil { Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err)) } isSuccessCode := code >= http.StatusOK && code <= http.StatusPartialContent if !isSuccessCode { Fail(t, fmt.Sprintf("Expected HTTP success status code for %q but received %d", url+"?"+values.Encode(), code)) } return isSuccessCode } // HTTPRedirect asserts that a specified handler returns a redirect status code. // // assert.HTTPRedirect(t, myHandler, "GET", "/a/b/c", url.Values{"a": []string{"b", "c"}} // // Returns whether the assertion was successful (true) or not (false). func HTTPRedirect(t TestingT, handler http.HandlerFunc, method, url string, values url.Values, msgAndArgs ...interface{}) bool { if h, ok := t.(tHelper); ok { h.Helper() } code, err := httpCode(handler, method, url, values) if err != nil { Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err)) } isRedirectCode := code >= http.StatusMultipleChoices && code <= http.StatusTemporaryRedirect if !isRedirectCode { Fail(t, fmt.Sprintf("Expected HTTP redirect status code for %q but received %d", url+"?"+values.Encode(), code)) } return isRedirectCode } // HTTPError asserts that a specified handler returns an error status code. // // assert.HTTPError(t, myHandler, "POST", "/a/b/c", url.Values{"a": []string{"b", "c"}} // // Returns whether the assertion was successful (true) or not (false). func HTTPError(t TestingT, handler http.HandlerFunc, method, url string, values url.Values, msgAndArgs ...interface{}) bool { if h, ok := t.(tHelper); ok { h.Helper() } code, err := httpCode(handler, method, url, values) if err != nil { Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err)) } isErrorCode := code >= http.StatusBadRequest if !isErrorCode { Fail(t, fmt.Sprintf("Expected HTTP error status code for %q but received %d", url+"?"+values.Encode(), code)) } return isErrorCode } // HTTPStatusCode asserts that a specified handler returns a specified status code. // // assert.HTTPStatusCode(t, myHandler, "GET", "/notImplemented", nil, 501) // // Returns whether the assertion was successful (true) or not (false). func HTTPStatusCode(t TestingT, handler http.HandlerFunc, method, url string, values url.Values, statuscode int, msgAndArgs ...interface{}) bool { if h, ok := t.(tHelper); ok { h.Helper() } code, err := httpCode(handler, method, url, values) if err != nil { Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err)) } successful := code == statuscode if !successful { Fail(t, fmt.Sprintf("Expected HTTP status code %d for %q but received %d", statuscode, url+"?"+values.Encode(), code)) } return successful } // HTTPBody is a helper that returns HTTP body of the response. It returns // empty string if building a new request fails. func HTTPBody(handler http.HandlerFunc, method, url string, values url.Values) string { w := httptest.NewRecorder() req, err := http.NewRequest(method, url+"?"+values.Encode(), nil) if err != nil { return "" } handler(w, req) return w.Body.String() } // HTTPBodyContains asserts that a specified handler returns a // body that contains a string. // // assert.HTTPBodyContains(t, myHandler, "GET", "www.google.com", nil, "I'm Feeling Lucky") // // Returns whether the assertion was successful (true) or not (false). func HTTPBodyContains(t TestingT, handler http.HandlerFunc, method, url string, values url.Values, str interface{}, msgAndArgs ...interface{}) bool { if h, ok := t.(tHelper); ok { h.Helper() } body := HTTPBody(handler, method, url, values) contains := strings.Contains(body, fmt.Sprint(str)) if !contains { Fail(t, fmt.Sprintf("Expected response body for \"%s\" to contain \"%s\" but found \"%s\"", url+"?"+values.Encode(), str, body)) } return contains } // HTTPBodyNotContains asserts that a specified handler returns a // body that does not contain a string. // // assert.HTTPBodyNotContains(t, myHandler, "GET", "www.google.com", nil, "I'm Feeling Lucky") // // Returns whether the assertion was successful (true) or not (false). func HTTPBodyNotContains(t TestingT, handler http.HandlerFunc, method, url string, values url.Values, str interface{}, msgAndArgs ...interface{}) bool { if h, ok := t.(tHelper); ok { h.Helper() } body := HTTPBody(handler, method, url, values) contains := strings.Contains(body, fmt.Sprint(str)) if contains { Fail(t, fmt.Sprintf("Expected response body for \"%s\" to NOT contain \"%s\" but found \"%s\"", url+"?"+values.Encode(), str, body)) } return !contains }