62 lines
1.1 KiB
Go
62 lines
1.1 KiB
Go
package common
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import (
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"crypto/md5"
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"encoding/hex"
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"io/ioutil"
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"os"
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"testing"
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)
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func TestDownloadClient_VerifyChecksum(t *testing.T) {
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tf, err := ioutil.TempFile("", "packer")
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if err != nil {
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t.Fatalf("tempfile error: %s", err)
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}
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defer os.Remove(tf.Name())
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// "foo"
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checksum, err := hex.DecodeString("acbd18db4cc2f85cedef654fccc4a4d8")
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if err != nil {
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t.Fatalf("decode err: %s", err)
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}
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// Write the file
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tf.Write([]byte("foo"))
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tf.Close()
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config := &DownloadConfig{
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Hash: md5.New(),
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Checksum: checksum,
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}
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d := NewDownloadClient(config)
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result, err := d.VerifyChecksum(tf.Name())
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if err != nil {
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t.Fatalf("Verify err: %s", err)
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}
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if !result {
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t.Fatal("didn't verify")
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}
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}
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func TestHashForType(t *testing.T) {
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if h := HashForType("md5"); h == nil {
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t.Fatalf("md5 hash is nil")
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} else {
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h.Write([]byte("foo"))
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result := h.Sum(nil)
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expected := "acbd18db4cc2f85cedef654fccc4a4d8"
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actual := hex.EncodeToString(result)
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if actual != expected {
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t.Fatalf("bad hash: %s", actual)
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}
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}
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if HashForType("fake") != nil {
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t.Fatalf("fake hash is not nil")
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}
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}
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