forked from TrueCloudLab/distribution
79 lines
1.9 KiB
Go
79 lines
1.9 KiB
Go
package digest
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import (
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"reflect"
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"testing"
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)
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func TestParseTarSumComponents(t *testing.T) {
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for _, testcase := range []struct {
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input string
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expected TarSumInfo
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err error
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}{
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{
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input: "tarsum.v1+sha256:220a60ecd4a3c32c282622a625a54db9ba0ff55b5ba9c29c7064a2bc358b6a3e",
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expected: TarSumInfo{
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Version: "v1",
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Algorithm: "sha256",
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Digest: "220a60ecd4a3c32c282622a625a54db9ba0ff55b5ba9c29c7064a2bc358b6a3e",
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},
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},
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{
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input: "",
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err: InvalidTarSumError(""),
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},
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{
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input: "purejunk",
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err: InvalidTarSumError("purejunk"),
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},
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{
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input: "tarsum.v23+test:12341234123412341effefefe",
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expected: TarSumInfo{
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Version: "v23",
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Algorithm: "test",
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Digest: "12341234123412341effefefe",
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},
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},
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// The following test cases are ported from docker core
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{
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// Version 0 tarsum
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input: "tarsum+sha256:e58fcf7418d4390dec8e8fb69d88c06ec07039d651fedd3aa72af9972e7d046b",
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expected: TarSumInfo{
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Algorithm: "sha256",
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Digest: "e58fcf7418d4390dec8e8fb69d88c06ec07039d651fedd3aa72af9972e7d046b",
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},
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},
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{
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// Dev version tarsum
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input: "tarsum.dev+sha256:e58fcf7418d4390dec8e8fb69d88c06ec07039d651fedd3aa72af9972e7d046b",
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expected: TarSumInfo{
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Version: "dev",
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Algorithm: "sha256",
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Digest: "e58fcf7418d4390dec8e8fb69d88c06ec07039d651fedd3aa72af9972e7d046b",
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},
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},
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} {
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tsi, err := ParseTarSum(testcase.input)
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if err != nil {
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if testcase.err != nil && err == testcase.err {
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continue // passes
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}
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t.Fatalf("unexpected error parsing tarsum: %v", err)
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}
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if testcase.err != nil {
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t.Fatalf("expected error not encountered on %q: %v", testcase.input, testcase.err)
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}
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if !reflect.DeepEqual(tsi, testcase.expected) {
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t.Fatalf("expected tarsum info: %v != %v", tsi, testcase.expected)
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}
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if testcase.input != tsi.String() {
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t.Fatalf("input should equal output: %q != %q", tsi.String(), testcase.input)
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}
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}
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}
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