add file with test

src/main/java/com/codacy/utils/NoCoverage.java

@@ -0,0 +1,22 @@
+package com.codacy.utils;
+
+public class NoCoverage {
+
+    private int magicNumber;
+
+    public NoCoverage(int magicNumber) {
+        this.magicNumber = magicNumber;
+    }
+
+    /**
+     * Adds 2 numbers, unless there is a magic number on the second argument
+     */
+    public int magicAdd(int x, int y) {
+        if (y == magicNumber) {
+	    System.out.println("hey2");
+            return y - x;
+        } else {
+            return x + y;
+        }
+    }
+}

src/main/java/com/codacy/utils/aMath.java

@@ -0,0 +1,22 @@
+package com.codacy.utils;
+
+public class aMath {
+
+    private int magicNumber;
+
+    public aMath(int magicNumber) {
+        this.magicNumber = magicNumber;
+    }
+
+    /**
+     * Adds 2 numbers, unless there is a magic number on the second argument
+     */
+    public int magicAdd(int x, int y) {
+        if (y == magicNumber) {
+	    System.out.println("hey2");
+            return y - x;
+        } else {
+            return x + y;
+        }
+    }
+}

src/test/java/com/codacy/utils/aMathTest.java

@@ -0,0 +1,21 @@
+package com.codacy.utils;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class aMathTest {
+    @Test
+    public void shouldAddNumbers() {
+        aMath math = new aMath(23);
+
+        assertEquals(7, math.magicAdd(3, 4));
+    }
+
+    // Uncomment this to have 100% coverage
+   @Test
+   public void shouldSubtractIfMagicNumber() {
+       Math math = new Math(4);
+       assertEquals(1, math.magicAdd(3, 4));
+   }
+}