87 lines
2.3 KiB
Go
87 lines
2.3 KiB
Go
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package cache
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import (
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"testing"
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"golang.org/x/net/context"
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)
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// checkLayerInfoCache takes a cache implementation through a common set of
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// operations. If adding new tests, please add them here so new
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// implementations get the benefit.
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func checkLayerInfoCache(t *testing.T, lic LayerInfoCache) {
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ctx := context.Background()
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exists, err := lic.Contains(ctx, "", "fake:abc")
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if err == nil {
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t.Fatalf("expected error checking for cache item with empty repo")
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}
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exists, err = lic.Contains(ctx, "foo/bar", "")
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if err == nil {
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t.Fatalf("expected error checking for cache item with empty digest")
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}
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exists, err = lic.Contains(ctx, "foo/bar", "fake:abc")
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if err != nil {
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t.Fatalf("unexpected error checking for cache item: %v", err)
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}
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if exists {
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t.Fatalf("item should not exist")
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}
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if err := lic.Add(ctx, "", "fake:abc"); err == nil {
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t.Fatalf("expected error adding cache item with empty name")
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}
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if err := lic.Add(ctx, "foo/bar", ""); err == nil {
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t.Fatalf("expected error adding cache item with empty digest")
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}
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if err := lic.Add(ctx, "foo/bar", "fake:abc"); err != nil {
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t.Fatalf("unexpected error adding item: %v", err)
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}
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exists, err = lic.Contains(ctx, "foo/bar", "fake:abc")
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if err != nil {
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t.Fatalf("unexpected error checking for cache item: %v", err)
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}
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if !exists {
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t.Fatalf("item should exist")
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}
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_, err = lic.Meta(ctx, "")
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if err == nil || err == ErrNotFound {
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t.Fatalf("expected error getting meta for cache item with empty digest")
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}
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_, err = lic.Meta(ctx, "fake:abc")
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if err != ErrNotFound {
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t.Fatalf("expected unknown layer error getting meta for cache item with empty digest")
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}
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if err = lic.SetMeta(ctx, "", LayerMeta{}); err == nil {
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t.Fatalf("expected error setting meta for cache item with empty digest")
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}
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if err = lic.SetMeta(ctx, "foo/bar", LayerMeta{}); err == nil {
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t.Fatalf("expected error setting meta for cache item with empty meta")
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}
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expected := LayerMeta{Path: "/foo/bar", Length: 20}
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if err := lic.SetMeta(ctx, "foo/bar", expected); err != nil {
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t.Fatalf("unexpected error setting meta: %v", err)
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}
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meta, err := lic.Meta(ctx, "foo/bar")
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if err != nil {
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t.Fatalf("unexpected error getting meta: %v", err)
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}
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if meta != expected {
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t.Fatalf("retrieved meta data did not match: %v", err)
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}
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}
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