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moby--moby/registry/endpoint_test.go
Aaron Lehmann 4fcb9ac40c Improve documentation and golint compliance of registry package
* Add godoc documentation where it was missing

* Change identifier names that don't match Go style, such as INDEX_NAME

* Rename RegistryInfo to PingResult, which more accurately describes
  what this structure is for. It also has the benefit of making the name
  not stutter if used outside the package.

Updates 

Signed-off-by: Aaron Lehmann <aaron.lehmann@docker.com>
2015-07-24 11:55:07 -07:00

93 lines
2.6 KiB
Go

package registry
import (
"net/http"
"net/http/httptest"
"net/url"
"testing"
)
func TestEndpointParse(t *testing.T) {
testData := []struct {
str string
expected string
}{
{IndexServer, IndexServer},
{"http://0.0.0.0:5000/v1/", "http://0.0.0.0:5000/v1/"},
{"http://0.0.0.0:5000/v2/", "http://0.0.0.0:5000/v2/"},
{"http://0.0.0.0:5000", "http://0.0.0.0:5000/v0/"},
{"0.0.0.0:5000", "https://0.0.0.0:5000/v0/"},
}
for _, td := range testData {
e, err := newEndpoint(td.str, nil, nil)
if err != nil {
t.Errorf("%q: %s", td.str, err)
}
if e == nil {
t.Logf("something's fishy, endpoint for %q is nil", td.str)
continue
}
if e.String() != td.expected {
t.Errorf("expected %q, got %q", td.expected, e.String())
}
}
}
// Ensure that a registry endpoint that responds with a 401 only is determined
// to be a v1 registry unless it includes a valid v2 API header.
func TestValidateEndpointAmbiguousAPIVersion(t *testing.T) {
requireBasicAuthHandler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Add("WWW-Authenticate", `Basic realm="localhost"`)
w.WriteHeader(http.StatusUnauthorized)
})
requireBasicAuthHandlerV2 := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// This mock server supports v2.0, v2.1, v42.0, and v100.0
w.Header().Add("Docker-Distribution-API-Version", "registry/100.0 registry/42.0")
w.Header().Add("Docker-Distribution-API-Version", "registry/2.0 registry/2.1")
requireBasicAuthHandler.ServeHTTP(w, r)
})
// Make a test server which should validate as a v1 server.
testServer := httptest.NewServer(requireBasicAuthHandler)
defer testServer.Close()
testServerURL, err := url.Parse(testServer.URL)
if err != nil {
t.Fatal(err)
}
testEndpoint := Endpoint{
URL: testServerURL,
Version: APIVersionUnknown,
client: HTTPClient(NewTransport(nil)),
}
if err = validateEndpoint(&testEndpoint); err != nil {
t.Fatal(err)
}
if testEndpoint.Version != APIVersion1 {
t.Fatalf("expected endpoint to validate to %d, got %d", APIVersion1, testEndpoint.Version)
}
// Make a test server which should validate as a v2 server.
testServer = httptest.NewServer(requireBasicAuthHandlerV2)
defer testServer.Close()
testServerURL, err = url.Parse(testServer.URL)
if err != nil {
t.Fatal(err)
}
testEndpoint.URL = testServerURL
testEndpoint.Version = APIVersionUnknown
if err = validateEndpoint(&testEndpoint); err != nil {
t.Fatal(err)
}
if testEndpoint.Version != APIVersion2 {
t.Fatalf("expected endpoint to validate to %d, got %d", APIVersion2, testEndpoint.Version)
}
}