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version_test.go
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64 lines (53 loc) · 1.85 KB
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package middleware
import (
"net/http"
"net/http/httptest"
"strings"
"testing"
"github.com/docker/docker/api/server/httputils"
"github.com/docker/docker/pkg/version"
"golang.org/x/net/context"
)
func TestVersionMiddleware(t *testing.T) {
handler := func(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if httputils.VersionFromContext(ctx) == "" {
t.Fatalf("Expected version, got empty string")
}
return nil
}
defaultVersion := version.Version("1.10.0")
minVersion := version.Version("1.2.0")
m := NewVersionMiddleware(defaultVersion.String(), defaultVersion, minVersion)
h := m(handler)
req, _ := http.NewRequest("GET", "/containers/json", nil)
resp := httptest.NewRecorder()
ctx := context.Background()
if err := h(ctx, resp, req, map[string]string{}); err != nil {
t.Fatal(err)
}
}
func TestVersionMiddlewareWithErrors(t *testing.T) {
handler := func(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
if httputils.VersionFromContext(ctx) == "" {
t.Fatalf("Expected version, got empty string")
}
return nil
}
defaultVersion := version.Version("1.10.0")
minVersion := version.Version("1.2.0")
m := NewVersionMiddleware(defaultVersion.String(), defaultVersion, minVersion)
h := m(handler)
req, _ := http.NewRequest("GET", "/containers/json", nil)
resp := httptest.NewRecorder()
ctx := context.Background()
vars := map[string]string{"version": "0.1"}
err := h(ctx, resp, req, vars)
if !strings.Contains(err.Error(), "client version 0.1 is too old. Minimum supported API version is 1.2.0") {
t.Fatalf("Expected too old client error, got %v", err)
}
vars["version"] = "100000"
err = h(ctx, resp, req, vars)
if !strings.Contains(err.Error(), "client is newer than server") {
t.Fatalf("Expected client newer than server error, got %v", err)
}
}