Add tests for URLBuilder

api/v2/urls_test.go

@@ -0,0 +1,100 @@
+package v2
+
+import (
+	"net/url"
+	"testing"
+)
+
+type urlBuilderTestCase struct {
+	description string
+	expected    string
+	build       func() (string, error)
+}
+
+// TestURLBuilder tests the various url building functions, ensuring they are
+// returning the expected values.
+func TestURLBuilder(t *testing.T) {
+
+	root := "http://localhost:5000/"
+	urlBuilder, err := NewURLBuilderFromString(root)
+	if err != nil {
+		t.Fatalf("unexpected error creating urlbuilder: %v", err)
+	}
+
+	for _, testcase := range []struct {
+		description string
+		expected    string
+		build       func() (string, error)
+	}{
+		{
+			description: "test base url",
+			expected:    "http://localhost:5000/v2/",
+			build:       urlBuilder.BuildBaseURL,
+		},
+		{
+			description: "test tags url",
+			expected:    "http://localhost:5000/v2/foo/bar/tags/list",
+			build: func() (string, error) {
+				return urlBuilder.BuildTagsURL("foo/bar")
+			},
+		},
+		{
+			description: "test manifest url",
+			expected:    "http://localhost:5000/v2/foo/bar/manifests/tag",
+			build: func() (string, error) {
+				return urlBuilder.BuildManifestURL("foo/bar", "tag")
+			},
+		},
+		{
+			description: "build blob url",
+			expected:    "http://localhost:5000/v2/foo/bar/blobs/tarsum.v1+sha256:abcdef0123456789",
+			build: func() (string, error) {
+				return urlBuilder.BuildBlobURL("foo/bar", "tarsum.v1+sha256:abcdef0123456789")
+			},
+		},
+		{
+			description: "build blob upload url",
+			expected:    "http://localhost:5000/v2/foo/bar/blobs/uploads/",
+			build: func() (string, error) {
+				return urlBuilder.BuildBlobUploadURL("foo/bar")
+			},
+		},
+		{
+			description: "build blob upload url with digest and size",
+			expected:    "http://localhost:5000/v2/foo/bar/blobs/uploads/?digest=tarsum.v1%2Bsha256%3Aabcdef0123456789&size=10000",
+			build: func() (string, error) {
+				return urlBuilder.BuildBlobUploadURL("foo/bar", url.Values{
+					"size":   []string{"10000"},
+					"digest": []string{"tarsum.v1+sha256:abcdef0123456789"},
+				})
+			},
+		},
+		{
+			description: "build blob upload chunk url",
+			expected:    "http://localhost:5000/v2/foo/bar/blobs/uploads/uuid-part",
+			build: func() (string, error) {
+				return urlBuilder.BuildBlobUploadChunkURL("foo/bar", "uuid-part")
+			},
+		},
+		{
+			description: "build blob upload chunk url with digest and size",
+			expected:    "http://localhost:5000/v2/foo/bar/blobs/uploads/uuid-part?digest=tarsum.v1%2Bsha256%3Aabcdef0123456789&size=10000",
+			build: func() (string, error) {
+				return urlBuilder.BuildBlobUploadChunkURL("foo/bar", "uuid-part", url.Values{
+					"size":   []string{"10000"},
+					"digest": []string{"tarsum.v1+sha256:abcdef0123456789"},
+				})
+			},
+		},
+	} {
+		u, err := testcase.build()
+		if err != nil {
+			t.Fatalf("%s: error building url: %v", testcase.description, err)
+		}
+
+		if u != testcase.expected {
+			t.Fatalf("%s: %q != %q", testcase.description, u, testcase.expected)
+		}
+	}
+
+}