- Added tests for newly added Common::Queue

- Changed Common::Queue::front and Common::Queue::back to return references instead of values

svn-id: r34240

1 files changed, 80 insertions, 0 deletions

diff --git a/test/common/queue.h b/test/common/queue.h
new file mode 100644
index 0000000000..7eedec9a5d
--- /dev/null
+++ b/test/common/queue.h
@@ -0,0 +1,80 @@
+#include <cxxtest/TestSuite.h>
+
+#include "common/queue.h"
+
+class QueueTestSuite : public CxxTest::TestSuite {
+public:
+	void test_empty_clear() {
+		Common::Queue<int> queue;
+		TS_ASSERT(queue.empty());
+
+		queue.push(1);
+		queue.push(2);
+		TS_ASSERT(!queue.empty());
+
+		queue.clear();
+
+		TS_ASSERT(queue.empty());
+	}
+
+	void test_size() {
+		Common::Queue<int> queue;
+		TS_ASSERT_EQUALS(queue.size(), 0);
+
+		queue.push(5);
+		TS_ASSERT_EQUALS(queue.size(), 1);
+
+		queue.push(9);
+		queue.push(0);
+		TS_ASSERT_EQUALS(queue.size(), 3);
+
+		queue.pop();
+		TS_ASSERT_EQUALS(queue.size(), 2);
+	}
+
+	void test_front_back_pop() {
+		Common::Queue<int> queue;
+		
+		queue.push( 42);
+		queue.push(-23);
+
+		TS_ASSERT_EQUALS(queue.front(), 42);
+		TS_ASSERT_EQUALS(queue.back(), -23);
+
+		queue.front() = -23;
+		queue.back() = 42;
+		TS_ASSERT_EQUALS(queue.front(), -23);
+		TS_ASSERT_EQUALS(queue.back(),   42);
+
+		queue.pop();
+		TS_ASSERT_EQUALS(queue.front(), 42);
+	}
+	
+	void test_assign() {
+		Common::Queue<int> q1, q2;
+
+		for (int i = 0; i < 5; ++i) {
+			q1.push(i);
+			q2.push(4-i);
+		}
+
+		Common::Queue<int> q3(q1);
+
+		for (int i = 0; i < 5; ++i) {
+			TS_ASSERT_EQUALS(q3.front(), i);
+			q3.pop();
+		}
+
+		TS_ASSERT(q3.empty());
+
+		q3 = q2;
+
+		for (int i = 4; i >= 0; --i) {
+			TS_ASSERT_EQUALS(q3.front(), i);
+			q3.pop();
+		}
+
+		TS_ASSERT(q3.empty());
+	}
+};
+