152 lines
3.2 KiB
Go
152 lines
3.2 KiB
Go
package http
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import (
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"bytes"
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"fmt"
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"io"
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"net/http"
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"net/http/httptest"
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"net/url"
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"reflect"
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"testing"
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cleanhttp "github.com/hashicorp/go-cleanhttp"
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"github.com/hashicorp/terraform/state/remote"
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)
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func TestHTTPClient_impl(t *testing.T) {
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var _ remote.Client = new(httpClient)
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var _ remote.ClientLocker = new(httpClient)
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}
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func TestHTTPClient(t *testing.T) {
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handler := new(testHTTPHandler)
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ts := httptest.NewServer(http.HandlerFunc(handler.Handle))
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defer ts.Close()
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url, err := url.Parse(ts.URL)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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// Test basic get/update
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client := &httpClient{URL: url, Client: cleanhttp.DefaultClient()}
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remote.TestClient(t, client)
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// test just a single PUT
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p := &httpClient{
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URL: url,
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UpdateMethod: "PUT",
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Client: cleanhttp.DefaultClient(),
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}
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remote.TestClient(t, p)
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// Test locking and alternative UpdateMethod
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a := &httpClient{
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URL: url,
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UpdateMethod: "PUT",
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LockURL: url,
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LockMethod: "LOCK",
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UnlockURL: url,
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UnlockMethod: "UNLOCK",
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Client: cleanhttp.DefaultClient(),
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}
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b := &httpClient{
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URL: url,
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UpdateMethod: "PUT",
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LockURL: url,
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LockMethod: "LOCK",
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UnlockURL: url,
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UnlockMethod: "UNLOCK",
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Client: cleanhttp.DefaultClient(),
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}
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remote.TestRemoteLocks(t, a, b)
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// test a WebDAV-ish backend
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davhandler := new(testHTTPHandler)
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ts = httptest.NewServer(http.HandlerFunc(davhandler.HandleWebDAV))
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defer ts.Close()
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url, err = url.Parse(ts.URL)
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c := &httpClient{
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URL: url,
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UpdateMethod: "PUT",
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Client: cleanhttp.DefaultClient(),
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}
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remote.TestClient(t, c) // first time through: 201
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remote.TestClient(t, c) // second time, with identical data: 204
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}
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func assertError(t *testing.T, err error, expected string) {
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if err == nil {
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t.Fatalf("Expected empty config to err")
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} else if err.Error() != expected {
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t.Fatalf("Expected err.Error() to be \"%s\", got \"%s\"", expected, err.Error())
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}
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}
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type testHTTPHandler struct {
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Data []byte
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Locked bool
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}
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func (h *testHTTPHandler) Handle(w http.ResponseWriter, r *http.Request) {
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switch r.Method {
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case "GET":
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w.Write(h.Data)
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case "PUT":
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buf := new(bytes.Buffer)
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if _, err := io.Copy(buf, r.Body); err != nil {
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w.WriteHeader(500)
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}
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w.WriteHeader(201)
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h.Data = buf.Bytes()
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case "POST":
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buf := new(bytes.Buffer)
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if _, err := io.Copy(buf, r.Body); err != nil {
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w.WriteHeader(500)
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}
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h.Data = buf.Bytes()
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case "LOCK":
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if h.Locked {
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w.WriteHeader(423)
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} else {
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h.Locked = true
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}
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case "UNLOCK":
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h.Locked = false
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case "DELETE":
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h.Data = nil
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w.WriteHeader(200)
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default:
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w.WriteHeader(500)
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w.Write([]byte(fmt.Sprintf("Unknown method: %s", r.Method)))
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}
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}
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// mod_dav-ish behavior
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func (h *testHTTPHandler) HandleWebDAV(w http.ResponseWriter, r *http.Request) {
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switch r.Method {
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case "GET":
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w.Write(h.Data)
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case "PUT":
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buf := new(bytes.Buffer)
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if _, err := io.Copy(buf, r.Body); err != nil {
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w.WriteHeader(500)
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}
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if reflect.DeepEqual(h.Data, buf.Bytes()) {
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h.Data = buf.Bytes()
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w.WriteHeader(204)
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} else {
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h.Data = buf.Bytes()
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w.WriteHeader(201)
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}
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case "DELETE":
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h.Data = nil
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w.WriteHeader(200)
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default:
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w.WriteHeader(500)
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w.Write([]byte(fmt.Sprintf("Unknown method: %s", r.Method)))
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}
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}
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