ENH: add test for commonly used circular buffer functionality.

Author: gabrielbmotta

testframes/test_utils_circularbuffer/test_utils_circularbuffer.cpp

@@ -32,11 +32,116 @@
  *
  */
 
+//=============================================================================================================
+// INCLUDES
+//=============================================================================================================
+
+#include <utils/generics/circularbuffer.h>
+
+//=============================================================================================================
+// QT INCLUDES
+//=============================================================================================================
+
 #include <QCoreApplication>
+#include <QObject>
+#include <QDebug>
+#include <QTest>
 
-int main(int argc, char *argv[])
+//=============================================================================================================
+// USED NAMESPACES
+//=============================================================================================================
+
+using namespace UTILSLIB;
+
+//=============================================================================================================
+/**
+ * DECLARE CLASS TestCircularBuffer
+ *
+ * @brief The TestCircularBuffer class provides tests for verifying circular buffer functionality
+ *
+ */
+
+class TestCircularBuffer : public QObject
 {
-    QCoreApplication a(argc, argv);
+    Q_OBJECT
+
+private slots:
+    void testBufferCreationDestruction();
+    void testBufferPushingPopping();
+    void testBufferCapacity();
+};
+
+//=============================================================================================================
 
-    return a.exec();
+void TestCircularBuffer::testBufferCreationDestruction()
+{
+    //Test Constructors/Destructors
+    {
+        CircularBuffer<float> testBuffer(10);
+    }
+    {
+        CircularBuffer<int> *testBuffer = new CircularBuffer<int>(10);
+        delete testBuffer;
+    }
 }
+
+//=============================================================================================================
+
+void TestCircularBuffer::testBufferPushingPopping()
+{
+    CircularBuffer<int> testBuffer(10);
+
+    int testVal = 5;
+    int testArray[3] = {1, 2, 3};
+
+    //Verify Push
+    QVERIFY(testBuffer.push(testVal));
+    QVERIFY(testBuffer.push(testArray, 3));
+
+    int resultVal = 0;
+    int resultArray[3] = {0, 0, 0};
+
+    QVERIFY(testBuffer.pop(resultVal));
+    for (int i = 0; i < 3; ++i){
+        QVERIFY(testBuffer.pop(resultArray[i]));
+    }
+
+    QVERIFY(resultVal == testVal);
+    for (int i = 0; i < 3; ++i){
+        QVERIFY(resultArray[i] == resultArray[i]);
+    }
+}
+
+//=============================================================================================================
+
+void TestCircularBuffer::testBufferCapacity()
+{
+    CircularBuffer<int> testBuffer(2);
+    int testSink = 0;
+
+    QVERIFY(!testBuffer.pop(testSink));
+
+    testBuffer.push(5);
+    testBuffer.push(10);
+
+    QVERIFY(!testBuffer.push(15));
+
+    testBuffer.clear();
+
+    QVERIFY(!testBuffer.pop(testSink));
+
+    QVERIFY(testBuffer.push(20));
+
+    QVERIFY(testBuffer.pop(testSink));
+
+    QVERIFY(testSink == 20);
+
+    QVERIFY(!testBuffer.pop(testSink));
+}
+
+//=============================================================================================================
+// MAIN
+//=============================================================================================================
+
+QTEST_GUILESS_MAIN(TestCircularBuffer);
+#include "test_utils_circularbuffer.moc"