66 lines
1.4 KiB
Go
66 lines
1.4 KiB
Go
package digest
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import (
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"bytes"
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"crypto/rand"
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"io"
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"reflect"
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"testing"
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)
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func TestDigestVerifier(t *testing.T) {
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p := make([]byte, 1<<20)
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rand.Read(p)
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digest := FromBytes(p)
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verifier := digest.Verifier()
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io.Copy(verifier, bytes.NewReader(p))
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if !verifier.Verified() {
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t.Fatalf("bytes not verified")
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}
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}
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// TestVerifierUnsupportedDigest ensures that unsupported digest validation is
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// flowing through verifier creation.
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func TestVerifierUnsupportedDigest(t *testing.T) {
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for _, testcase := range []struct {
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Name string
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Digest Digest
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Expected interface{} // expected panic target
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}{
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{
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Name: "Empty",
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Digest: "",
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Expected: "no ':' separator in digest \"\"",
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},
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{
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Name: "EmptyAlg",
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Digest: ":",
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Expected: "empty digest algorithm, validate before calling Algorithm.Hash()",
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},
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{
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Name: "Unsupported",
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Digest: Digest("bean:0123456789abcdef"),
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Expected: "bean not available (make sure it is imported)",
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},
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{
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Name: "Garbage",
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Digest: Digest("sha256-garbage:pure"),
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Expected: "sha256-garbage not available (make sure it is imported)",
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},
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} {
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t.Run(testcase.Name, func(t *testing.T) {
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expected := testcase.Expected
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defer func() {
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recovered := recover()
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if !reflect.DeepEqual(recovered, expected) {
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t.Fatalf("unexpected recover: %v != %v", recovered, expected)
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}
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}()
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_ = testcase.Digest.Verifier()
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})
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}
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}
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