99 lines
2.4 KiB
Go
99 lines
2.4 KiB
Go
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package httptesting
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import (
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"net/http"
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"strings"
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"github.com/pkg/errors"
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)
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type RoundTripFunc func(req *http.Request) (*http.Response, error)
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type MockTransport struct {
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getHandlers map[string]RoundTripFunc
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postHandlers map[string]RoundTripFunc
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deleteHandlers map[string]RoundTripFunc
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putHandlers map[string]RoundTripFunc
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}
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func (transport *MockTransport) GET(path string, f RoundTripFunc) {
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if transport.getHandlers == nil {
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transport.getHandlers = make(map[string]RoundTripFunc)
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}
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transport.getHandlers[path] = f
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}
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func (transport *MockTransport) POST(path string, f RoundTripFunc) {
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if transport.postHandlers == nil {
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transport.postHandlers = make(map[string]RoundTripFunc)
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}
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transport.postHandlers[path] = f
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}
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func (transport *MockTransport) DELETE(path string, f RoundTripFunc) {
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if transport.deleteHandlers == nil {
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transport.deleteHandlers = make(map[string]RoundTripFunc)
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}
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transport.deleteHandlers[path] = f
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}
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func (transport *MockTransport) PUT(path string, f RoundTripFunc) {
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if transport.putHandlers == nil {
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transport.putHandlers = make(map[string]RoundTripFunc)
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}
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transport.putHandlers[path] = f
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}
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// Used for migration to MAX v3 api, where order cancel uses DELETE (MAX v2 api uses POST).
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func (transport *MockTransport) PostOrDelete(isDelete bool, path string, f RoundTripFunc) {
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if isDelete {
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transport.DELETE(path, f)
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} else {
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transport.POST(path, f)
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}
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}
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func (transport *MockTransport) RoundTrip(req *http.Request) (*http.Response, error) {
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var handlers map[string]RoundTripFunc
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switch strings.ToUpper(req.Method) {
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case "GET":
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handlers = transport.getHandlers
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case "POST":
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handlers = transport.postHandlers
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case "DELETE":
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handlers = transport.deleteHandlers
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case "PUT":
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handlers = transport.putHandlers
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default:
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return nil, errors.Errorf("unsupported mock transport request method: %s", req.Method)
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}
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f, ok := handlers[req.URL.Path]
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if !ok {
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return nil, errors.Errorf("roundtrip mock to %s %s is not defined", req.Method, req.URL.Path)
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}
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return f(req)
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}
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func MockWithJsonReply(url string, rawData interface{}) *http.Client {
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tripFunc := func(_ *http.Request) (*http.Response, error) {
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return BuildResponseJson(http.StatusOK, rawData), nil
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}
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transport := &MockTransport{}
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transport.DELETE(url, tripFunc)
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transport.GET(url, tripFunc)
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transport.POST(url, tripFunc)
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transport.PUT(url, tripFunc)
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return &http.Client{Transport: transport}
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}
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