forked from TrueCloudLab/lego
93 lines
2.4 KiB
Go
93 lines
2.4 KiB
Go
package acme
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import (
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"bytes"
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"crypto/rand"
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"crypto/rsa"
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"testing"
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"time"
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)
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func TestGeneratePrivateKey(t *testing.T) {
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key, err := generatePrivateKey(RSA2048)
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if err != nil {
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t.Error("Error generating private key:", err)
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}
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if key == nil {
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t.Error("Expected key to not be nil, but it was")
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}
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}
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func TestGenerateCSR(t *testing.T) {
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key, err := rsa.GenerateKey(rand.Reader, 512)
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if err != nil {
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t.Fatal("Error generating private key:", err)
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}
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csr, err := generateCsr(key, "fizz.buzz", nil, true)
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if err != nil {
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t.Error("Error generating CSR:", err)
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}
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if len(csr) == 0 {
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t.Error("Expected CSR with data, but it was nil or length 0")
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}
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}
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func TestPEMEncode(t *testing.T) {
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buf := bytes.NewBufferString("TestingRSAIsSoMuchFun")
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reader := MockRandReader{b: buf}
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key, err := rsa.GenerateKey(reader, 32)
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if err != nil {
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t.Fatal("Error generating private key:", err)
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}
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data := pemEncode(key)
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if data == nil {
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t.Fatal("Expected result to not be nil, but it was")
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}
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if len(data) != 127 {
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t.Errorf("Expected PEM encoding to be length 127, but it was %d", len(data))
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}
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}
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func TestPEMCertExpiration(t *testing.T) {
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privKey, err := generatePrivateKey(RSA2048)
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if err != nil {
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t.Fatal("Error generating private key:", err)
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}
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expiration := time.Now().Add(365)
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expiration = expiration.Round(time.Second)
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certBytes, err := generateDerCert(privKey.(*rsa.PrivateKey), expiration, "test.com")
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if err != nil {
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t.Fatal("Error generating cert:", err)
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}
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buf := bytes.NewBufferString("TestingRSAIsSoMuchFun")
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// Some random string should return an error.
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if ctime, err := GetPEMCertExpiration(buf.Bytes()); err == nil {
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t.Errorf("Expected getCertExpiration to return an error for garbage string but returned %v", ctime)
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}
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// A DER encoded certificate should return an error.
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if _, err := GetPEMCertExpiration(certBytes); err == nil {
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t.Errorf("Expected getCertExpiration to return an error for DER certificates but returned none.")
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}
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// A PEM encoded certificate should work ok.
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pemCert := pemEncode(derCertificateBytes(certBytes))
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if ctime, err := GetPEMCertExpiration(pemCert); err != nil || !ctime.Equal(expiration.UTC()) {
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t.Errorf("Expected getCertExpiration to return %v but returned %v. Error: %v", expiration, ctime, err)
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}
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}
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type MockRandReader struct {
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b *bytes.Buffer
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}
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func (r MockRandReader) Read(p []byte) (int, error) {
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return r.b.Read(p)
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}
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