- Added and test method to receive angle between two vectors

1 files changed, 26 insertions, 0 deletions

diff --git a/tests/vector_test.php b/tests/vector_test.php
index 9dd6a6b..330d607 100644
--- a/tests/vector_test.php
+++ b/tests/vector_test.php
@@ -162,6 +162,32 @@ class ezcGraphVectorTest extends ezcTestCase
         );
     }
 
+    public function testVectorAngleCoordinate()
+    {
+        $vector = new ezcGraphVector( 1, 2 );
+        $result = $vector->angle( new ezcGraphCoordinate( 3, 2 ) );
+
+        $this->assertEquals(
+            $result,
+            0.51914611424652,
+            'Wrong angle returned',
+            .01
+        );
+    }
+
+    public function testVectorAngleVector()
+    {
+        $vector = new ezcGraphVector( 1, 2 );
+        $result = $vector->angle( new ezcGraphVector( 3, 2 ) );
+
+        $this->assertEquals(
+            $result,
+            0.51914611424652,
+            'Wrong angle returned',
+            .01
+        );
+    }
+
     public function testVectorAddCoordinate()
     {
         $vector = new ezcGraphVector( 1, 2 );