Add IRC client connection tests

irc/conn_test.go

@@ -1,11 +1,82 @@
 package irc
 
 import (
+	"log"
+	"net"
 	"testing"
+	"time"
 
 	"github.com/khlieng/name_pending/Godeps/_workspace/src/github.com/stretchr/testify/assert"
 )
 
+var ircd *mockIrcd
+
+func init() {
+	initTestServer()
+}
+
+func initTestServer() {
+	ircd = &mockIrcd{
+		conn:       make(chan bool, 1),
+		connClosed: make(chan bool, 1),
+	}
+	ircd.start()
+}
+
+type mockIrcd struct {
+	conn       chan bool
+	connClosed chan bool
+}
+
+func (i *mockIrcd) start() {
+	ln, err := net.Listen("tcp", ":45678")
+	if err != nil {
+		log.Fatal(err)
+	}
+	go i.accept(ln)
+}
+
+func (i *mockIrcd) accept(ln net.Listener) {
+	for {
+		conn, err := ln.Accept()
+		if err != nil {
+			return
+		}
+		go i.handle(conn)
+		i.conn <- true
+	}
+}
+
+func (i *mockIrcd) handle(conn net.Conn) {
+	buf := make([]byte, 1024)
+	for {
+		_, err := conn.Read(buf)
+		if err != nil {
+			i.connClosed <- true
+			return
+		}
+	}
+}
+
+func TestConnect(t *testing.T) {
+	c.Connect("127.0.0.1:45678")
+	assert.Equal(t, c.Host, "127.0.0.1")
+	assert.Equal(t, c.Server, "127.0.0.1:45678")
+	waitConnAndClose(t)
+	initTestClient()
+}
+
+func TestConnectDefaultPorts(t *testing.T) {
+	c.Connect("127.0.0.1")
+	assert.Equal(t, "127.0.0.1:6667", c.Server)
+	initTestClient()
+
+	c.TLS = true
+	c.Connect("127.0.0.1")
+	assert.Equal(t, "127.0.0.1:6697", c.Server)
+	initTestClient()
+}
+
 func TestWrite(t *testing.T) {
 	c.write("test")
 	assert.Equal(t, "test\r\n", <-conn.hook)
@@ -16,3 +87,42 @@ func TestWrite(t *testing.T) {
 	c.Writef("test %d", 2)
 	assert.Equal(t, "test 2\r\n", <-conn.hook)
 }
+
+func TestClose(t *testing.T) {
+	defer initTestClient()
+	c.close()
+	ok := false
+	done := make(chan struct{})
+	go func() {
+		_, ok = <-c.out
+		_, ok = <-c.Messages
+		close(done)
+	}()
+
+	select {
+	case <-done:
+		assert.False(t, ok)
+		return
+
+	case <-time.After(100 * time.Millisecond):
+		t.Error("Channels not closed")
+	}
+}
+
+func waitConnAndClose(t *testing.T) {
+	done := make(chan struct{})
+	go func() {
+		<-ircd.conn
+		c.Quit()
+		<-ircd.connClosed
+		close(done)
+	}()
+
+	select {
+	case <-done:
+		return
+
+	case <-time.After(500 * time.Millisecond):
+		t.Error("Took too long")
+	}
+}