Update libjingle to 61168196
R=mallinath@webrtc.org
Review URL: https://webrtc-codereview.appspot.com/8139004
git-svn-id: http://webrtc.googlecode.com/svn/trunk@5502 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/talk/base/callback_unittest.cc b/talk/base/callback_unittest.cc
new file mode 100644
index 0000000..c7ca00f
--- /dev/null
+++ b/talk/base/callback_unittest.cc
@@ -0,0 +1,98 @@
+/*
+ * libjingle
+ * Copyright 2004--2011, Google Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+ * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "talk/base/bind.h"
+#include "talk/base/callback.h"
+#include "talk/base/gunit.h"
+
+namespace talk_base {
+
+namespace {
+
+void f() {}
+int g() { return 42; }
+int h(int x) { return x * x; }
+void i(int& x) { x *= x; } // NOLINT: Testing refs
+
+struct BindTester {
+ int a() { return 24; }
+ int b(int x) const { return x * x; }
+};
+
+} // namespace
+
+TEST(CallbackTest, VoidReturn) {
+ Callback0<void> cb;
+ EXPECT_TRUE(cb.empty());
+ cb(); // Executing an empty callback should not crash.
+ cb = Callback0<void>(&f);
+ EXPECT_FALSE(cb.empty());
+ cb();
+}
+
+TEST(CallbackTest, IntReturn) {
+ Callback0<int> cb;
+ EXPECT_TRUE(cb.empty());
+ cb = Callback0<int>(&g);
+ EXPECT_FALSE(cb.empty());
+ EXPECT_EQ(42, cb());
+ EXPECT_EQ(42, cb());
+}
+
+TEST(CallbackTest, OneParam) {
+ Callback1<int, int> cb1(&h);
+ EXPECT_FALSE(cb1.empty());
+ EXPECT_EQ(9, cb1(-3));
+ EXPECT_EQ(100, cb1(10));
+
+ // Try clearing a callback.
+ cb1 = Callback1<int, int>();
+ EXPECT_TRUE(cb1.empty());
+
+ // Try a callback with a ref parameter.
+ Callback1<void, int&> cb2(&i);
+ int x = 3;
+ cb2(x);
+ EXPECT_EQ(9, x);
+ cb2(x);
+ EXPECT_EQ(81, x);
+}
+
+TEST(CallbackTest, WithBind) {
+ BindTester t;
+ Callback0<int> cb1 = Bind(&BindTester::a, &t);
+ EXPECT_EQ(24, cb1());
+ EXPECT_EQ(24, cb1());
+ cb1 = Bind(&BindTester::b, &t, 10);
+ EXPECT_EQ(100, cb1());
+ EXPECT_EQ(100, cb1());
+ cb1 = Bind(&BindTester::b, &t, 5);
+ EXPECT_EQ(25, cb1());
+ EXPECT_EQ(25, cb1());
+}
+
+} // namespace talk_base