136 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			136 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Go
		
	
	
	
package requests
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import (
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	"io/ioutil"
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	"net/http"
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	"net/http/httptest"
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	"strings"
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	"testing"
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	"github.com/bitly/go-simplejson"
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	"github.com/stretchr/testify/assert"
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	"github.com/stretchr/testify/require"
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)
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func testBackend(t *testing.T, responseCode int, payload string) *httptest.Server {
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	return httptest.NewServer(http.HandlerFunc(
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		func(w http.ResponseWriter, r *http.Request) {
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			w.WriteHeader(responseCode)
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			_, err := w.Write([]byte(payload))
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			require.NoError(t, err)
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		}))
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}
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func TestRequest(t *testing.T) {
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	backend := testBackend(t, 200, "{\"foo\": \"bar\"}")
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	defer backend.Close()
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	req, _ := http.NewRequest("GET", backend.URL, nil)
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	response, err := Request(req)
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	assert.Equal(t, nil, err)
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	result, err := response.Get("foo").String()
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	assert.Equal(t, nil, err)
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	assert.Equal(t, "bar", result)
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}
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func TestRequestFailure(t *testing.T) {
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	// Create a backend to generate a test URL, then close it to cause a
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	// connection error.
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	backend := testBackend(t, 200, "{\"foo\": \"bar\"}")
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	backend.Close()
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	req, err := http.NewRequest("GET", backend.URL, nil)
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	assert.Equal(t, nil, err)
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	resp, err := Request(req)
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	assert.Equal(t, (*simplejson.Json)(nil), resp)
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	assert.NotEqual(t, nil, err)
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	if !strings.Contains(err.Error(), "refused") {
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		t.Error("expected error when a connection fails: ", err)
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	}
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}
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func TestHttpErrorCode(t *testing.T) {
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	backend := testBackend(t, 404, "{\"foo\": \"bar\"}")
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	defer backend.Close()
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	req, err := http.NewRequest("GET", backend.URL, nil)
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	assert.Equal(t, nil, err)
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	resp, err := Request(req)
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	assert.Equal(t, (*simplejson.Json)(nil), resp)
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	assert.NotEqual(t, nil, err)
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}
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func TestJsonParsingError(t *testing.T) {
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	backend := testBackend(t, 200, "not well-formed JSON")
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	defer backend.Close()
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	req, err := http.NewRequest("GET", backend.URL, nil)
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	assert.Equal(t, nil, err)
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	resp, err := Request(req)
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	assert.Equal(t, (*simplejson.Json)(nil), resp)
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	assert.NotEqual(t, nil, err)
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}
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// Parsing a URL practically never fails, so we won't cover that test case.
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func TestRequestUnparsedResponseUsingAccessTokenParameter(t *testing.T) {
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	backend := httptest.NewServer(http.HandlerFunc(
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		func(w http.ResponseWriter, r *http.Request) {
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			token := r.FormValue("access_token")
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			if r.URL.Path == "/" && token == "my_token" {
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				w.WriteHeader(200)
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				_, err := w.Write([]byte("some payload"))
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				require.NoError(t, err)
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			} else {
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				w.WriteHeader(403)
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			}
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		}))
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	defer backend.Close()
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	response, err := RequestUnparsedResponse(
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		backend.URL+"?access_token=my_token", nil)
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	defer response.Body.Close()
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	assert.Equal(t, nil, err)
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	assert.Equal(t, 200, response.StatusCode)
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	body, err := ioutil.ReadAll(response.Body)
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	assert.Equal(t, nil, err)
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	assert.Equal(t, "some payload", string(body))
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}
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func TestRequestUnparsedResponseUsingAccessTokenParameterFailedResponse(t *testing.T) {
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	backend := testBackend(t, 200, "some payload")
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	// Close the backend now to force a request failure.
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	backend.Close()
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	response, err := RequestUnparsedResponse(
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		backend.URL+"?access_token=my_token", nil)
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	assert.NotEqual(t, nil, err)
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	assert.Equal(t, (*http.Response)(nil), response)
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}
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func TestRequestUnparsedResponseUsingHeaders(t *testing.T) {
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	backend := httptest.NewServer(http.HandlerFunc(
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		func(w http.ResponseWriter, r *http.Request) {
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			if r.URL.Path == "/" && r.Header["Auth"][0] == "my_token" {
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				w.WriteHeader(200)
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				_, err := w.Write([]byte("some payload"))
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				require.NoError(t, err)
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			} else {
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				w.WriteHeader(403)
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			}
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		}))
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	defer backend.Close()
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	headers := make(http.Header)
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	headers.Set("Auth", "my_token")
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	response, err := RequestUnparsedResponse(backend.URL, headers)
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	defer response.Body.Close()
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	assert.Equal(t, nil, err)
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	assert.Equal(t, 200, response.StatusCode)
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	body, err := ioutil.ReadAll(response.Body)
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	assert.Equal(t, nil, err)
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	assert.Equal(t, "some payload", string(body))
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}
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