Add tests for emplace_{back,front}

Author: AI0867

test/common.ipp

@@ -280,6 +280,34 @@ void cxx11_allocator_test() {
     CB_CONTAINER<MyInteger, cxx11_allocator<MyInteger> > cb(10, 0);
     generic_test(cb);
 }
+
+#endif
+#ifndef BOOST_NO_CXX11_VARIADIC_TEMPLATES
+void emplace_test(){
+    CB_CONTAINER<MyInteger> cb(4);
+    cb.emplace_back(4);
+    cb.emplace_back(5);
+    cb.emplace_back(6);
+    cb.emplace_back(7);
+
+    BOOST_CHECK(cb.size() == 4);
+    BOOST_CHECK(cb.front() == 4);
+    BOOST_CHECK(cb.back() == 7);
+
+    cb.emplace_front(3);
+    cb.emplace_front(2);
+
+    BOOST_CHECK(cb.front() == 2);
+    BOOST_CHECK(cb.back() == 5);
+
+    cb.emplace_front(1);
+    cb.emplace_front(0);
+
+    BOOST_CHECK(cb.size() == 4);
+    BOOST_CHECK(*cb.begin() == 0);
+    BOOST_CHECK(cb.front() == 0);
+    BOOST_CHECK(cb.back() == 3);
+}
 #endif
 
 void begin_and_end_test() {
@@ -2479,5 +2507,8 @@ void add_common_tests(test_suite* tests) {
 #if !defined(BOOST_CB_NO_CXX11_ALLOCATOR)
     tests->add(BOOST_TEST_CASE(&cxx11_allocator_test));
 #endif
+#ifndef BOOST_NO_CXX11_VARIADIC_TEMPLATES
+    tests->add(BOOST_TEST_CASE(&emplace_test));
+#endif
 }