mirror of
https://github.com/coredns/coredns.git
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118 lines
3.0 KiB
Go
118 lines
3.0 KiB
Go
package dnsserver
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import (
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"context"
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"testing"
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"github.com/coredns/coredns/plugin"
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"github.com/coredns/coredns/plugin/pkg/log"
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"github.com/coredns/coredns/plugin/test"
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"github.com/miekg/dns"
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)
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type testPlugin struct{}
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func (tp testPlugin) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (int, error) {
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return 0, nil
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}
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func (tp testPlugin) Name() string { return "testplugin" }
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func testConfig(transport string, p plugin.Handler) *Config {
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c := &Config{
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Zone: "example.com.",
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Transport: transport,
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ListenHosts: []string{"127.0.0.1"},
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Port: "53",
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Debug: false,
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Stacktrace: false,
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}
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c.AddPlugin(func(next plugin.Handler) plugin.Handler { return p })
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return c
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}
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func TestNewServer(t *testing.T) {
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_, err := NewServer("127.0.0.1:53", []*Config{testConfig("dns", testPlugin{})})
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if err != nil {
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t.Errorf("Expected no error for NewServer, got %s", err)
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}
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_, err = NewServergRPC("127.0.0.1:53", []*Config{testConfig("grpc", testPlugin{})})
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if err != nil {
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t.Errorf("Expected no error for NewServergRPC, got %s", err)
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}
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_, err = NewServerTLS("127.0.0.1:53", []*Config{testConfig("tls", testPlugin{})})
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if err != nil {
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t.Errorf("Expected no error for NewServerTLS, got %s", err)
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}
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}
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func TestDebug(t *testing.T) {
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configNoDebug, configDebug := testConfig("dns", testPlugin{}), testConfig("dns", testPlugin{})
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configDebug.Debug = true
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s1, err := NewServer("127.0.0.1:53", []*Config{configDebug, configNoDebug})
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if err != nil {
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t.Errorf("Expected no error for NewServer, got %s", err)
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}
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if !s1.debug {
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t.Errorf("Expected debug mode enabled for server s1")
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}
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if !log.D.Value() {
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t.Errorf("Expected debug logging enabled")
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}
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s2, err := NewServer("127.0.0.1:53", []*Config{configNoDebug})
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if err != nil {
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t.Errorf("Expected no error for NewServer, got %s", err)
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}
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if s2.debug {
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t.Errorf("Expected debug mode disabled for server s2")
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}
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if log.D.Value() {
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t.Errorf("Expected debug logging disabled")
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}
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}
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func TestStacktrace(t *testing.T) {
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configNoStacktrace, configStacktrace := testConfig("dns", testPlugin{}), testConfig("dns", testPlugin{})
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configStacktrace.Stacktrace = true
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s1, err := NewServer("127.0.0.1:53", []*Config{configStacktrace, configStacktrace})
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if err != nil {
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t.Errorf("Expected no error for NewServer, got %s", err)
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}
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if !s1.stacktrace {
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t.Errorf("Expected stacktrace mode enabled for server s1")
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}
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s2, err := NewServer("127.0.0.1:53", []*Config{configNoStacktrace})
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if err != nil {
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t.Errorf("Expected no error for NewServer, got %s", err)
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}
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if s2.stacktrace {
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t.Errorf("Expected stacktrace disabled for server s2")
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}
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}
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func BenchmarkCoreServeDNS(b *testing.B) {
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s, err := NewServer("127.0.0.1:53", []*Config{testConfig("dns", testPlugin{})})
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if err != nil {
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b.Errorf("Expected no error for NewServer, got %s", err)
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}
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ctx := context.TODO()
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w := &test.ResponseWriter{}
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m := new(dns.Msg)
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m.SetQuestion("aaa.example.com.", dns.TypeTXT)
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b.ReportAllocs()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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s.ServeDNS(ctx, w, m)
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}
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}
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