split code into directories closer to what the instructor wants

2 files changed, 29 insertions, 0 deletions

diff --git a/src/section-3/CartesianCoordinateSystem.java b/src/section-3/CartesianCoordinateSystem.java
new file mode 100644
index 0000000..d6681f9
--- /dev/null
+++ b/src/section-3/CartesianCoordinateSystem.java
@@ -0,0 +1,7 @@
+package ca.mokhan.assignment1;
+
+public class CartesianCoordinateSystem {
+  public double calculateDistance(double x1, double y1, double x2, double y2) {
+    return Math.round(Math.pow(Math.pow(x2 - x1, 2) + Math.pow(y2 - y1, 2), 0.5) * 100) / 100.0;
+  }
+}
diff --git a/src/section-3/CartesianCoordinateSystemTest.java b/src/section-3/CartesianCoordinateSystemTest.java
new file mode 100644
index 0000000..6696ce1
--- /dev/null
+++ b/src/section-3/CartesianCoordinateSystemTest.java
@@ -0,0 +1,22 @@
+package ca.mokhan.assignment1;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+import junit.framework.TestSuite;
+
+public class CartesianCoordinateSystemTest extends TestCase {
+  private CartesianCoordinateSystem subject;
+
+  public CartesianCoordinateSystemTest(String testName) {
+    super(testName);
+    this.subject = new CartesianCoordinateSystem();
+  }
+
+  public static Test suite() {
+    return new TestSuite(CartesianCoordinateSystemTest.class);
+  }
+
+  public void testDistanceBetweenPoints() {
+    assertEquals(7.28, subject.calculateDistance(-2, -3, -4, 4));
+  }
+}