new plotter

android-app/src/test/java/org/solovyev/android/calculator/plot/CalculatorGraph2dViewTest.java

@@ -0,0 +1,30 @@
+package org.solovyev.android.calculator.plot;
+
+import junit.framework.Assert;
+import org.junit.Test;
+
+/**
+ * User: serso
+ * Date: 1/15/13
+ * Time: 9:58 PM
+ */
+public class CalculatorGraph2dViewTest {
+
+    @Test
+    public void testFormatTick() throws Exception {
+        Assert.assertEquals("23324", CalculatorGraph2dView.formatTick(23324.0f, 0));
+        Assert.assertEquals("23324.1", CalculatorGraph2dView.formatTick(23324.1f, 1));
+    }
+
+    @Test
+    public void testCountTickDigits() throws Exception {
+        Assert.assertEquals(0, CalculatorGraph2dView.countTickDigits(1));
+        Assert.assertEquals(0, CalculatorGraph2dView.countTickDigits(10));
+        Assert.assertEquals(0, CalculatorGraph2dView.countTickDigits(100));
+        Assert.assertEquals(1, CalculatorGraph2dView.countTickDigits(0.9f));
+        Assert.assertEquals(1, CalculatorGraph2dView.countTickDigits(0.2f));
+        Assert.assertEquals(1, CalculatorGraph2dView.countTickDigits(0.1f));
+        Assert.assertEquals(2, CalculatorGraph2dView.countTickDigits(0.099f));
+        Assert.assertEquals(3, CalculatorGraph2dView.countTickDigits(0.009f));
+    }
+}