net: don't increase test table rows when using -test.count flag

Change-Id: I7881e3353dc5cd9755a79ea0eab146c6a0a08306
Reviewed-on: https://go-review.googlesource.com/23195
Run-TryBot: Mikio Hara <mikioh.mikioh@gmail.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>

src/net/dial_test.go

@@ -591,13 +591,17 @@ func TestDialerPartialDeadline(t *testing.T) {
 	}
 }
 
-type dialerLocalAddrTest struct {
+func TestDialerLocalAddr(t *testing.T) {
+	if !supportsIPv4 || !supportsIPv6 {
+		t.Skip("both IPv4 and IPv6 are required")
+	}
+
+	type test struct {
 		network, raddr string
 		laddr          Addr
 		error
-}
-
-var dialerLocalAddrTests = []dialerLocalAddrTest{
+	}
+	var tests = []test{
 		{"tcp4", "127.0.0.1", nil, nil},
 		{"tcp4", "127.0.0.1", &TCPAddr{}, nil},
 		{"tcp4", "127.0.0.1", &TCPAddr{IP: ParseIP("0.0.0.0")}, nil},
@@ -640,19 +644,14 @@ var dialerLocalAddrTests = []dialerLocalAddrTest{
 		{"tcp", "::1", &TCPAddr{IP: IPv6loopback}, nil},
 		{"tcp", "::1", &UDPAddr{}, &AddrError{Err: "some error"}},
 		{"tcp", "::1", &UnixAddr{}, &AddrError{Err: "some error"}},
-}
-
-func TestDialerLocalAddr(t *testing.T) {
-	if !supportsIPv4 || !supportsIPv6 {
-		t.Skip("both IPv4 and IPv6 are required")
 	}
 
 	if supportsIPv4map {
-		dialerLocalAddrTests = append(dialerLocalAddrTests, dialerLocalAddrTest{
+		tests = append(tests, test{
 			"tcp", "127.0.0.1", &TCPAddr{IP: ParseIP("::")}, nil,
 		})
 	} else {
-		dialerLocalAddrTests = append(dialerLocalAddrTests, dialerLocalAddrTest{
+		tests = append(tests, test{
 			"tcp", "127.0.0.1", &TCPAddr{IP: ParseIP("::")}, &AddrError{Err: "some error"},
 		})
 	}
@@ -682,7 +681,7 @@ func TestDialerLocalAddr(t *testing.T) {
 		}
 	}
 
-	for _, tt := range dialerLocalAddrTests {
+	for _, tt := range tests {
 		d := &Dialer{LocalAddr: tt.laddr}
 		var addr string
 		ip := ParseIP(tt.raddr)