72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
package llb
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import (
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"bytes"
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"context"
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"testing"
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"github.com/containerd/containerd/platforms"
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"github.com/stretchr/testify/require"
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)
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func TestDefinitionEquivalence(t *testing.T) {
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for _, tc := range []struct {
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name string
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state State
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}{
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{"scratch", Scratch()},
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{"image op", Image("ref")},
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{"exec op", Image("ref").Run(Shlex("args")).Root()},
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{"local op", Local("name")},
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{"git op", Git("remote", "ref")},
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{"http op", HTTP("url")},
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{"file op", Scratch().File(Mkdir("foo", 0600).Mkfile("foo/bar", 0600, []byte("data")).Copy(Scratch(), "src", "dst"))},
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{"platform constraint", Image("ref", LinuxArm64)},
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{"mount", Image("busybox").Run(Shlex(`sh -c "echo foo > /out/foo"`)).AddMount("/out", Scratch())},
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} {
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tc := tc
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t.Run(tc.name, func(t *testing.T) {
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t.Parallel()
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ctx := context.TODO()
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def, err := tc.state.Marshal(context.TODO())
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require.NoError(t, err)
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op, err := NewDefinitionOp(def.ToPB())
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require.NoError(t, err)
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err = op.Validate(ctx)
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require.NoError(t, err)
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st2 := NewState(op.Output())
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def2, err := st2.Marshal(context.TODO())
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require.NoError(t, err)
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require.Equal(t, len(def.Def), len(def2.Def))
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require.Equal(t, len(def.Metadata), len(def2.Metadata))
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for i := 0; i < len(def.Def); i++ {
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res := bytes.Compare(def.Def[i], def2.Def[i])
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require.Equal(t, res, 0)
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}
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for dgst := range def.Metadata {
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require.Equal(t, def.Metadata[dgst], def2.Metadata[dgst])
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}
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expectedPlatform, err := tc.state.GetPlatform(ctx)
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require.NoError(t, err)
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actualPlatform, err := st2.GetPlatform(ctx)
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require.NoError(t, err)
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if expectedPlatform == nil && actualPlatform != nil {
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defaultPlatform := platforms.Normalize(platforms.DefaultSpec())
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expectedPlatform = &defaultPlatform
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}
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require.Equal(t, expectedPlatform, actualPlatform)
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})
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}
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}
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