1 files changed, 131 insertions, 0 deletions
diff --git a/pkg/v1/match/match_test.go b/pkg/v1/match/match_test.go
new file mode 100644
index 0000000..c54319d
--- /dev/null
+++ b/pkg/v1/match/match_test.go
@@ -0,0 +1,131 @@
+// Copyright 2020 Google LLC All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package match_test
+
+import (
+	"testing"
+
+	v1 "github.com/google/go-containerregistry/pkg/v1"
+	"github.com/google/go-containerregistry/pkg/v1/match"
+	"github.com/google/go-containerregistry/pkg/v1/types"
+	imagespec "github.com/opencontainers/image-spec/specs-go/v1"
+)
+
+func TestName(t *testing.T) {
+	tests := []struct {
+		desc  v1.Descriptor
+		name  string
+		match bool
+	}{
+		{v1.Descriptor{Annotations: map[string]string{imagespec.AnnotationRefName: "foo"}}, "foo", true},
+		{v1.Descriptor{Annotations: map[string]string{imagespec.AnnotationRefName: "foo"}}, "bar", false},
+		{v1.Descriptor{Annotations: map[string]string{}}, "bar", false},
+		{v1.Descriptor{Annotations: nil}, "bar", false},
+		{v1.Descriptor{}, "bar", false},
+	}
+	for i, tt := range tests {
+		f := match.Name(tt.name)
+		if match := f(tt.desc); match != tt.match {
+			t.Errorf("%d: mismatched, got %v expected %v for desc %#v name %s", i, match, tt.match, tt.desc, tt.name)
+		}
+	}
+}
+
+func TestAnnotation(t *testing.T) {
+	tests := []struct {
+		desc  v1.Descriptor
+		key   string
+		value string
+		match bool
+	}{
+		{v1.Descriptor{Annotations: map[string]string{"foo": "bar"}}, "foo", "bar", true},
+		{v1.Descriptor{Annotations: map[string]string{"foo": "bar"}}, "bar", "foo", false},
+		{v1.Descriptor{Annotations: map[string]string{}}, "foo", "bar", false},
+		{v1.Descriptor{Annotations: nil}, "foo", "bar", false},
+		{v1.Descriptor{}, "foo", "bar", false},
+	}
+	for i, tt := range tests {
+		f := match.Annotation(tt.key, tt.value)
+		if match := f(tt.desc); match != tt.match {
+			t.Errorf("%d: mismatched, got %v expected %v for desc %#v annotation %s:%s", i, match, tt.match, tt.desc, tt.key, tt.value)
+		}
+	}
+}
+
+func TestPlatforms(t *testing.T) {
+	tests := []struct {
+		desc      v1.Descriptor
+		platforms []v1.Platform
+		match     bool
+	}{
+		{v1.Descriptor{Platform: &v1.Platform{Architecture: "amd64", OS: "linux"}}, []v1.Platform{{Architecture: "amd64", OS: "darwin"}, {Architecture: "amd64", OS: "linux"}}, true},
+		{v1.Descriptor{Platform: &v1.Platform{Architecture: "amd64", OS: "linux"}}, []v1.Platform{{Architecture: "arm64", OS: "linux"}, {Architecture: "s390x", OS: "linux"}}, false},
+		{v1.Descriptor{Platform: &v1.Platform{OS: "linux"}}, []v1.Platform{{Architecture: "arm64", OS: "linux"}}, false},
+		{v1.Descriptor{Platform: &v1.Platform{}}, []v1.Platform{{Architecture: "arm64", OS: "linux"}}, false},
+		{v1.Descriptor{Platform: nil}, []v1.Platform{{Architecture: "arm64", OS: "linux"}}, false},
+		{v1.Descriptor{}, []v1.Platform{{Architecture: "arm64", OS: "linux"}}, false},
+	}
+	for i, tt := range tests {
+		f := match.Platforms(tt.platforms...)
+		if match := f(tt.desc); match != tt.match {
+			t.Errorf("%d: mismatched, got %v expected %v for desc %#v platform %#v", i, match, tt.match, tt.desc, tt.platforms)
+		}
+	}
+}
+
+func TestMediaTypes(t *testing.T) {
+	tests := []struct {
+		desc       v1.Descriptor
+		mediaTypes []string
+		match      bool
+	}{
+		{v1.Descriptor{MediaType: types.OCIImageIndex}, []string{string(types.OCIImageIndex)}, true},
+		{v1.Descriptor{MediaType: types.OCIImageIndex}, []string{string(types.OCIManifestSchema1)}, false},
+		{v1.Descriptor{MediaType: types.OCIImageIndex}, []string{string(types.OCIManifestSchema1), string(types.OCIImageIndex)}, true},
+		{v1.Descriptor{MediaType: types.OCIImageIndex}, []string{"a", "b"}, false},
+		{v1.Descriptor{}, []string{string(types.OCIManifestSchema1), string(types.OCIImageIndex)}, false},
+	}
+	for i, tt := range tests {
+		f := match.MediaTypes(tt.mediaTypes...)
+		if match := f(tt.desc); match != tt.match {
+			t.Errorf("%d: mismatched, got %v expected %v for desc %#v mediaTypes %#v", i, match, tt.match, tt.desc, tt.mediaTypes)
+		}
+	}
+}
+
+func TestDigests(t *testing.T) {
+	hashes := []string{
+		"deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeef",
+		"abcde1111111222f0123456789abcdef0123456789abcdef0123456789abcdef",
+		"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef",
+	}
+	algo := "sha256"
+
+	tests := []struct {
+		desc    v1.Descriptor
+		digests []v1.Hash
+		match   bool
+	}{
+		{v1.Descriptor{Digest: v1.Hash{Algorithm: algo, Hex: hashes[0]}}, []v1.Hash{{Algorithm: algo, Hex: hashes[0]}, {Algorithm: algo, Hex: hashes[1]}}, true},
+		{v1.Descriptor{Digest: v1.Hash{Algorithm: algo, Hex: hashes[1]}}, []v1.Hash{{Algorithm: algo, Hex: hashes[0]}, {Algorithm: algo, Hex: hashes[1]}}, true},
+		{v1.Descriptor{Digest: v1.Hash{Algorithm: algo, Hex: hashes[2]}}, []v1.Hash{{Algorithm: algo, Hex: hashes[0]}, {Algorithm: algo, Hex: hashes[1]}}, false},
+	}
+	for i, tt := range tests {
+		f := match.Digests(tt.digests...)
+		if match := f(tt.desc); match != tt.match {
+			t.Errorf("%d: mismatched, got %v expected %v for desc %#v digests %#v", i, match, tt.match, tt.desc, tt.digests)
+		}
+	}
+}