1 files changed, 187 insertions, 0 deletions
diff --git a/sigcore/test/TestFraction.cpp b/sigcore/test/TestFraction.cpp
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+++ b/sigcore/test/TestFraction.cpp
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+/*
+ * Copyright 2008 Ben Boeckel <MathStuf@gmail.com>
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along
+ * with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// Header include
+#include "TestFraction.h"
+
+// Qt includes
+#include <QtTest/QTest>
+
+void TestFraction::set()
+{
+    Sigcore::Fraction frac(1, 1);
+    
+    QCOMPARE(frac.numerator(), 1);
+    QCOMPARE(frac.denominator(), 1);
+    
+    frac.set(3, 4);
+    
+    QCOMPARE(frac.numerator(), 3);
+    QCOMPARE(frac.denominator(), 4);
+}
+
+void TestFraction::setNumerator()
+{
+    Sigcore::Fraction frac(5, 8);
+    
+    frac.setNumerator(4);
+    
+    QCOMPARE(frac.numerator(), 4);
+}
+
+void TestFraction::setDenominator()
+{
+    Sigcore::Fraction frac(5, 8);
+    
+    frac.setDenominator(4);
+    
+    QCOMPARE(frac.denominator(), 4);
+}
+
+void TestFraction::reduce()
+{
+    Sigcore::Fraction frac(5, 8);
+    
+    frac.reduce();
+    
+    QCOMPARE(frac.numerator(), 5);
+    QCOMPARE(frac.denominator(), 8);
+    
+    frac.set(2, 4);
+    frac.reduce();
+    
+    QCOMPARE(frac.numerator(), 1);
+    QCOMPARE(frac.denominator(), 2);
+    
+    frac.set(-2, 4);
+    frac.reduce();
+    
+    QCOMPARE(frac.numerator(), -1);
+    QCOMPARE(frac.denominator(), 2);
+}
+
+void TestFraction::assignment()
+{
+    Sigcore::Fraction frac1(5, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    frac1 = frac2;
+    
+    QCOMPARE(frac1.numerator(), 3);
+    QCOMPARE(frac1.denominator(), 4);
+}
+
+void TestFraction::conversion()
+{
+    Sigcore::Fraction frac(5, 8);
+    
+    QVERIFY(frac == .625);
+}
+
+void TestFraction::addition()
+{
+    Sigcore::Fraction frac1(5, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    frac1 = frac1 + frac2;
+    
+    QCOMPARE(frac1.numerator(), 11);
+    QCOMPARE(frac1.denominator(), 8);
+}
+
+void TestFraction::subtraction()
+{
+    Sigcore::Fraction frac1(5, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    frac1 = frac1 - frac2;
+    
+    QCOMPARE(frac1.numerator(), -1);
+    QCOMPARE(frac1.denominator(), 8);
+}
+
+void TestFraction::multiplication()
+{
+    Sigcore::Fraction frac1(5, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    frac1 = frac1 * frac2;
+    
+    QCOMPARE(frac1.numerator(), 15);
+    QCOMPARE(frac1.denominator(), 32);
+}
+
+void TestFraction::division()
+{
+    Sigcore::Fraction frac1(5, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    frac1 = frac1 / frac2;
+    
+    QCOMPARE(frac1.numerator(), 5);
+    QCOMPARE(frac1.denominator(), 6);
+}
+
+void TestFraction::modulo()
+{
+    Sigcore::Fraction frac1(7, 8);
+    Sigcore::Fraction frac2(1, 2);
+    
+    frac1 = frac1 % frac2;
+    
+    QCOMPARE(frac1.numerator(), 3);
+    QCOMPARE(frac1.denominator(), 8);
+}
+
+void TestFraction::equal()
+{
+    Sigcore::Fraction frac1(6, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    QCOMPARE(frac1, frac2);
+}
+
+void TestFraction::less()
+{
+    Sigcore::Fraction frac1(5, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    QVERIFY(frac1 < frac2);
+}
+
+void TestFraction::greater()
+{
+    Sigcore::Fraction frac1(7, 8);
+    Sigcore::Fraction frac2(3, 4);
+    
+    QVERIFY(frac1 > frac2);
+}
+
+void TestFraction::normalize()
+{
+    Sigcore::Fraction frac(-2, -1);
+    
+    QCOMPARE(frac.numerator(), 2);
+    QCOMPARE(frac.denominator(), 1);
+    
+    frac.set(2, -1);
+    
+    QCOMPARE(frac.numerator(), -2);
+    QCOMPARE(frac.denominator(), 1);
+}
+
+QTEST_APPLESS_MAIN(TestFraction)