284061eee7
Add a full test server impl in this new package + tests. Move dnsrecorder into this package as well and finish up the commented out tests that were left in the old dnsrecorder package. Update all callers and tests.
79 lines
1.9 KiB
Go
79 lines
1.9 KiB
Go
package erratic
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import (
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"testing"
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"github.com/coredns/coredns/plugin/pkg/dnstest"
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"github.com/coredns/coredns/plugin/test"
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"github.com/miekg/dns"
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"golang.org/x/net/context"
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)
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func TestErraticDrop(t *testing.T) {
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e := &Erratic{drop: 2} // 50% drops
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tests := []struct {
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expectedCode int
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expectedErr error
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drop bool
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}{
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{expectedCode: dns.RcodeSuccess, expectedErr: nil, drop: true},
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{expectedCode: dns.RcodeSuccess, expectedErr: nil, drop: false},
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}
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ctx := context.TODO()
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for i, tc := range tests {
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req := new(dns.Msg)
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req.SetQuestion("example.org.", dns.TypeA)
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rec := dnstest.NewRecorder(&test.ResponseWriter{})
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code, err := e.ServeDNS(ctx, rec, req)
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if err != tc.expectedErr {
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t.Errorf("Test %d: Expected error %q, but got %q", i, tc.expectedErr, err)
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}
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if code != int(tc.expectedCode) {
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t.Errorf("Test %d: Expected status code %d, but got %d", i, tc.expectedCode, code)
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}
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if tc.drop && rec.Msg != nil {
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t.Errorf("Test %d: Expected dropped message, but got %q", i, rec.Msg.Question[0].Name)
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}
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}
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}
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func TestErraticTruncate(t *testing.T) {
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e := &Erratic{truncate: 2} // 50% drops
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tests := []struct {
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expectedCode int
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expectedErr error
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truncate bool
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}{
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{expectedCode: dns.RcodeSuccess, expectedErr: nil, truncate: true},
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{expectedCode: dns.RcodeSuccess, expectedErr: nil, truncate: false},
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}
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ctx := context.TODO()
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for i, tc := range tests {
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req := new(dns.Msg)
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req.SetQuestion("example.org.", dns.TypeA)
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rec := dnstest.NewRecorder(&test.ResponseWriter{})
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code, err := e.ServeDNS(ctx, rec, req)
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if err != tc.expectedErr {
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t.Errorf("Test %d: Expected error %q, but got %q", i, tc.expectedErr, err)
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}
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if code != int(tc.expectedCode) {
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t.Errorf("Test %d: Expected status code %d, but got %d", i, tc.expectedCode, code)
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}
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if tc.truncate && !rec.Msg.Truncated {
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t.Errorf("Test %d: Expected truncated message, but got %q", i, rec.Msg.Question[0].Name)
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}
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}
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}
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