basegfx: add test for 2D vector classes B2DVector, B2IVector

Change-Id: I300028f63c6222f7a4296aa9bf608acb3fa19dd7
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/134652
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>

2 files changed, 86 insertions, 0 deletions

diff --git a/basegfx/CppunitTest_basegfx.mk b/basegfx/CppunitTest_basegfx.mk
index d0a6739a34ef..88f4966262f2 100644
--- a/basegfx/CppunitTest_basegfx.mk
+++ b/basegfx/CppunitTest_basegfx.mk
@@ -44,6 +44,7 @@ $(eval $(call gb_CppunitTest_add_exception_objects,basegfx,\
     basegfx/test/basegfxtools \
     basegfx/test/clipstate \
     basegfx/test/genericclipper \
+    basegfx/test/VectorTest \
 ))
 
 # vim: set noet sw=4 ts=4:
diff --git a/basegfx/test/VectorTest.cxx b/basegfx/test/VectorTest.cxx
new file mode 100644
index 000000000000..680a42123171
--- /dev/null
+++ b/basegfx/test/VectorTest.cxx
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <cppunit/TestFixture.h>
+#include <cppunit/extensions/HelperMacros.h>
+
+#include <basegfx/vector/b2dvector.hxx>
+
+namespace basegfx
+{
+class VectorTest : public CppUnit::TestFixture
+{
+public:
+    void testCross()
+    {
+        B2DVector aVector(1.0, 1.0);
+        double aResult = aVector.cross(B2DVector(1.0, 1.0));
+        CPPUNIT_ASSERT_DOUBLES_EQUAL(0.0, aResult, 1E-12);
+    }
+
+    void testScalar()
+    {
+        {
+            B2DVector aVector(1.0, 1.0);
+            double aResult = aVector.scalar(B2DVector(1.0, 1.0));
+            CPPUNIT_ASSERT_DOUBLES_EQUAL(2.0, aResult, 1E-12);
+        }
+        {
+            B2IVector aVector(1, 1);
+            double aResult = aVector.scalar(B2IVector(1, 1));
+            CPPUNIT_ASSERT_DOUBLES_EQUAL(2.0, aResult, 1E-12);
+        }
+    }
+
+    void testSetLength()
+    {
+        {
+            B2DVector aVector(1.0, 1.0);
+            aVector = aVector.setLength(std::sqrt(2.0));
+            CPPUNIT_ASSERT_DOUBLES_EQUAL(1.0, aVector.getX(), 1E-12);
+            CPPUNIT_ASSERT_DOUBLES_EQUAL(1.0, aVector.getY(), 1E-12);
+        }
+        {
+            B2IVector aVector(1, 1);
+            aVector = aVector.setLength(std::sqrt(2.0));
+            CPPUNIT_ASSERT_EQUAL(sal_Int32(1), aVector.getX());
+            CPPUNIT_ASSERT_EQUAL(sal_Int32(1), aVector.getY());
+        }
+    }
+
+    void testGetLength()
+    {
+        B2DVector aVector(1.0, 1.0);
+        CPPUNIT_ASSERT_DOUBLES_EQUAL(std::sqrt(2.0), aVector.getLength(), 1E-12);
+    }
+
+    CPPUNIT_TEST_SUITE(VectorTest);
+    CPPUNIT_TEST(testCross);
+    CPPUNIT_TEST(testScalar);
+    CPPUNIT_TEST(testSetLength);
+    CPPUNIT_TEST(testGetLength);
+    CPPUNIT_TEST_SUITE_END();
+};
+
+} // namespace basegfx
+
+CPPUNIT_TEST_SUITE_REGISTRATION(basegfx::VectorTest);
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */