74 lines
2.2 KiB
Go
74 lines
2.2 KiB
Go
/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package remotes
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import (
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"context"
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"testing"
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"github.com/containerd/containerd/images"
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ocispec "github.com/opencontainers/image-spec/specs-go/v1"
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)
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func TestContextCustomKeyPrefix(t *testing.T) {
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ctx := context.Background()
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cmt := "testing/custom.media.type"
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ctx = WithMediaTypeKeyPrefix(ctx, images.MediaTypeDockerSchema2Layer, "bananas")
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ctx = WithMediaTypeKeyPrefix(ctx, cmt, "apples")
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// makes sure that even though we've supplied some custom handling, the built-in still works
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t.Run("normal supported case", func(t *testing.T) {
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desc := ocispec.Descriptor{MediaType: ocispec.MediaTypeImageLayer}
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expected := "layer-"
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actual := MakeRefKey(ctx, desc)
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if actual != expected {
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t.Fatalf("unexpected ref key, expected %s, got: %s", expected, actual)
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}
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})
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t.Run("unknown media type", func(t *testing.T) {
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desc := ocispec.Descriptor{MediaType: "we.dont.know.what.this.is"}
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expected := "unknown-"
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actual := MakeRefKey(ctx, desc)
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if actual != expected {
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t.Fatalf("unexpected ref key, expected %s, got: %s", expected, actual)
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}
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})
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t.Run("overwrite supported media type", func(t *testing.T) {
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desc := ocispec.Descriptor{MediaType: images.MediaTypeDockerSchema2Layer}
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expected := "bananas-"
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actual := MakeRefKey(ctx, desc)
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if actual != expected {
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t.Fatalf("unexpected ref key, expected %s, got: %s", expected, actual)
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}
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})
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t.Run("custom media type", func(t *testing.T) {
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desc := ocispec.Descriptor{MediaType: cmt}
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expected := "apples-"
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actual := MakeRefKey(ctx, desc)
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if actual != expected {
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t.Fatalf("unexpected ref key, expected %s, got: %s", expected, actual)
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}
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})
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}
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