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package api
import (
"bytes"
"context"
"encoding/pem"
"io"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/go-chi/chi/v5"
"github.com/pkg/errors"
"github.com/smallstep/certificates/authority"
"github.com/smallstep/certificates/errs"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func Test_CRL(t *testing.T) {
data := []byte{1, 2, 3, 4}
pemData := pem.EncodeToMemory(&pem.Block{
Type: "X509 CRL",
Bytes: data,
})
pemData = bytes.TrimSpace(pemData)
emptyPEMData := pem.EncodeToMemory(&pem.Block{
Type: "X509 CRL",
Bytes: nil,
})
emptyPEMData = bytes.TrimSpace(emptyPEMData)
tests := []struct {
name string
url string
err error
statusCode int
crlInfo *authority.CertificateRevocationListInfo
expectedBody []byte
expectedHeaders http.Header
expectedErrorJSON string
}{
{"ok", "http://example.com/crl", nil, http.StatusOK, &authority.CertificateRevocationListInfo{Data: data}, data, http.Header{"Content-Type": []string{"application/pkix-crl"}, "Content-Disposition": []string{`attachment; filename="crl.der"`}}, ""},
{"ok/pem", "http://example.com/crl?pem=true", nil, http.StatusOK, &authority.CertificateRevocationListInfo{Data: data}, pemData, http.Header{"Content-Type": []string{"application/x-pem-file"}, "Content-Disposition": []string{`attachment; filename="crl.pem"`}}, ""},
{"ok/empty", "http://example.com/crl", nil, http.StatusOK, &authority.CertificateRevocationListInfo{Data: nil}, nil, http.Header{"Content-Type": []string{"application/pkix-crl"}, "Content-Disposition": []string{`attachment; filename="crl.der"`}}, ""},
{"ok/empty-pem", "http://example.com/crl?pem=true", nil, http.StatusOK, &authority.CertificateRevocationListInfo{Data: nil}, emptyPEMData, http.Header{"Content-Type": []string{"application/x-pem-file"}, "Content-Disposition": []string{`attachment; filename="crl.pem"`}}, ""},
{"fail/internal", "http://example.com/crl", errs.Wrap(http.StatusInternalServerError, errors.New("failure"), "authority.GetCertificateRevocationList"), http.StatusInternalServerError, nil, nil, http.Header{}, `{"status":500,"message":"The certificate authority encountered an Internal Server Error. Please see the certificate authority logs for more info."}`},
{"fail/nil", "http://example.com/crl", nil, http.StatusNotFound, nil, nil, http.Header{}, `{"status":404,"message":"no CRL available"}`},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
mockMustAuthority(t, &mockAuthority{ret1: tt.crlInfo, err: tt.err})
chiCtx := chi.NewRouteContext()
req := httptest.NewRequest("GET", tt.url, http.NoBody)
req = req.WithContext(context.WithValue(context.Background(), chi.RouteCtxKey, chiCtx))
w := httptest.NewRecorder()
CRL(w, req)
res := w.Result()
assert.Equal(t, tt.statusCode, res.StatusCode)
body, err := io.ReadAll(res.Body)
res.Body.Close()
require.NoError(t, err)
if tt.statusCode >= 300 {
assert.JSONEq(t, tt.expectedErrorJSON, string(bytes.TrimSpace(body)))
return
}
// check expected header values
for _, h := range []string{"content-type", "content-disposition"} {
v := tt.expectedHeaders.Get(h)
require.NotEmpty(t, v)
actual := res.Header.Get(h)
assert.Equal(t, v, actual)
}
// check expires header value
assert.NotEmpty(t, res.Header.Get("expires"))
t1, err := time.Parse(time.RFC1123, res.Header.Get("expires"))
if assert.NoError(t, err) {
assert.False(t, t1.IsZero())
}
// check body contents
assert.Equal(t, tt.expectedBody, bytes.TrimSpace(body))
})
}
}
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