Fixed FloatMath.toString(), added tests.

2011-07-29 11:00:20 -07:00
parent 92f6e0932f
commit 1936e20380
2 changed files with 36 additions and 1 deletions
@@ -0,0 +1,31 @@
+//
+// Pythagoras - a collection of geometry classes
+// http://github.com/samskivert/pythagoras
+
+package pythagoras.f;
+
+import org.junit.*;
+import static org.junit.Assert.*;
+
+/**
+ * Tests parts of the {@link FloatMath} class.
+ */
+public class FloatMathTest
+{
+    @Test public void testToString () {
+        assertEquals("+1.0", FloatMath.toString(1f));
+        assertEquals("-1.0", FloatMath.toString(-1f));
+        assertEquals("+1.1", FloatMath.toString(1.1f));
+        assertEquals("-1.1", FloatMath.toString(-1.1f));
+        assertEquals("+3.141", FloatMath.toString(FloatMath.PI));
+        assertEquals("-3.141", FloatMath.toString(-FloatMath.PI));
+
+        FloatMath.setToStringDecimalPlaces(5);
+        assertEquals("+1.0", FloatMath.toString(1f));
+        assertEquals("-1.0", FloatMath.toString(-1f));
+        assertEquals("+1.1", FloatMath.toString(1.1f));
+        assertEquals("-1.1", FloatMath.toString(-1.1f));
+        assertEquals("+3.14159", FloatMath.toString(FloatMath.PI));
+        assertEquals("-3.14159", FloatMath.toString(-FloatMath.PI));
+    }
+}