Add some autotests

CMakeLists.txt

@@ -81,6 +81,10 @@ add_subdirectory(src)
 configure_file(config-kcalc.h.cmake ${CMAKE_CURRENT_BINARY_DIR}/config-kcalc.h )
 add_subdirectory(knumber)
 
+if(BUILD_TESTING)
+   add_subdirectory(autotests)
+endif()
+
 install(PROGRAMS org.kde.kalk.desktop DESTINATION ${KDE_INSTALL_APPDIR})
 install(FILES org.kde.kalk.appdata.xml DESTINATION ${KDE_INSTALL_METAINFODIR})
 install(FILES kalk.svg DESTINATION ${KDE_INSTALL_FULL_ICONDIR}/hicolor/scalable/apps/)

autotests/CMakeLists.txt

+
+include_directories(
+${CMAKE_CURRENT_BINARY_DIR}/../src
+${CMAKE_CURRENT_SOURCE_DIR}/../knumber
+)
+
+ecm_add_test(inputmanagertest.cpp
+    TEST_NAME "inputmanagertest"
+    LINK_LIBRARIES Qt5::Test knumber kalklib
+)

autotests/inputmanagertest.cpp

+
+#include <QTest>
+
+#include "inputmanager.h"
+
+class InputManagerTest : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void init();
+    void testAddition();
+    void testMultiplication();
+    void testDivision();
+    void testNonIntegerDivision();
+};
+
+#ifndef Q_OS_WIN
+void initLocale()
+{
+    setenv("LC_ALL", "C", 1);
+}
+
+Q_CONSTRUCTOR_FUNCTION(initLocale)
+#endif
+
+void InputManagerTest::init()
+{
+    InputManager::inst()->clear();
+}
+
+void InputManagerTest::testAddition()
+{
+    InputManager::inst()->append("4");
+    InputManager::inst()->append("+");
+    InputManager::inst()->append("2");
+    QCOMPARE(InputManager::inst()->result(), "6");
+    InputManager::inst()->equal();
+    InputManager::inst()->append("+");
+    InputManager::inst()->append("3");
+    QCOMPARE(InputManager::inst()->result(), "9");
+}
+
+void InputManagerTest::testMultiplication()
+{
+    InputManager::inst()->append("4");
+    InputManager::inst()->append("*");
+    InputManager::inst()->append("2");
+    QCOMPARE(InputManager::inst()->result(), "8");
+    InputManager::inst()->equal();
+    InputManager::inst()->append("*");
+    InputManager::inst()->append("7");
+    QCOMPARE(InputManager::inst()->result(), "56");
+}
+
+void InputManagerTest::testDivision()
+{
+    InputManager::inst()->append("70");
+    InputManager::inst()->append("÷");
+    InputManager::inst()->append("5");
+    QCOMPARE(InputManager::inst()->result(), "14");
+    InputManager::inst()->equal();
+    InputManager::inst()->append("*");
+    InputManager::inst()->append("5");
+    QCOMPARE(InputManager::inst()->result(), "70");
+}
+
+void InputManagerTest::testNonIntegerDivision()
+{
+    InputManager::inst()->append("70");
+    InputManager::inst()->append("÷");
+    InputManager::inst()->append("9");
+    QVERIFY(InputManager::inst()->result().startsWith("7.77777"));
+    InputManager::inst()->equal();
+    InputManager::inst()->append("*");
+    InputManager::inst()->append("9");
+    QCOMPARE(InputManager::inst()->result(), "70");
+}
+
+QTEST_GUILESS_MAIN(InputManagerTest)
+
+#include "inputmanagertest.moc"

src/CMakeLists.txt

@@ -24,15 +24,22 @@
 bison_target(MyParser ${CMAKE_CURRENT_SOURCE_DIR}/mathengine/parser.yy ${CMAKE_CURRENT_BINARY_DIR}/parser.cc)
 flex_target(MyScanner ${CMAKE_CURRENT_SOURCE_DIR}/mathengine/scanner.ll ${CMAKE_CURRENT_BINARY_DIR}/scanner.cc)
 
-set(kalk_SRCS
-    main.cpp
+add_library(kalklib STATIC
     historymanager.cpp
-    unitmodel.cpp
-    mathengine.cpp
     inputmanager.cpp
+    mathengine.cpp
+    mathengine/driver.cc
     ${CMAKE_CURRENT_BINARY_DIR}/parser.cc
     ${CMAKE_CURRENT_BINARY_DIR}/scanner.cc
-    mathengine/driver.cc
+)
+
+target_link_libraries(kalklib
+    Qt5::Core
+    knumber)
+
+set(kalk_SRCS
+    main.cpp
+    unitmodel.cpp
     calculator.qrc)
 add_executable(kalk ${kalk_SRCS})
 
@@ -47,8 +54,9 @@ target_link_libraries(kalk
     KF5::ConfigCore
     KF5::I18n
     KF5::CoreAddons
+    kalklib
     knumber)
 
-target_include_directories(kalk PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/mathengine)
+target_include_directories(kalklib PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/mathengine)
 
 install(TARGETS kalk ${KF5_INSTALL_TARGETS_DEFAULT_ARGS})