From 5a7333f44e4e9fec42fd489879b0354b759d0337 Mon Sep 17 00:00:00 2001
From: Mischa ter Smitten <mtersmitten@oefenweb.nl>
Date: Wed, 10 Jun 2015 14:02:43 +0200
Subject: [PATCH] Added some more tests

---
 src/DamerauLevenshtein.php       |  2 ++
 tests/DamerauLevenshteinTest.php | 53 ++++++++++++++++++++++++++++----
 2 files changed, 49 insertions(+), 6 deletions(-)

diff --git a/src/DamerauLevenshtein.php b/src/DamerauLevenshtein.php
index 0c6c22d..22758e1 100644
--- a/src/DamerauLevenshtein.php
+++ b/src/DamerauLevenshtein.php
@@ -259,6 +259,8 @@ protected function compare($firstCharacter, $secondCharacter)
      */
     public function displayMatrix()
     {
+        $this->setupMatrix();
+
         $oneSize = mb_strlen($this->compOne, 'UTF-8');
         $twoSize = mb_strlen($this->compTwo, 'UTF-8');
 
diff --git a/tests/DamerauLevenshteinTest.php b/tests/DamerauLevenshteinTest.php
index 024e421..133854d 100644
--- a/tests/DamerauLevenshteinTest.php
+++ b/tests/DamerauLevenshteinTest.php
@@ -7,7 +7,7 @@ class DamerauLevenshteinTest extends \PHPUnit_Framework_TestCase
 {
 
     /**
-     * Test for `getSimilarity`.
+     * Tests `getSimilarity`.
      *
      * @return void
      */
@@ -62,7 +62,7 @@ public function testGetSimilarity()
     }
 
     /**
-     * Test for `getInsCost`.
+     * Tests `getInsCost`.
      *
      * @return void
      */
@@ -98,7 +98,7 @@ public function testGetInsCost()
     }
 
     /**
-     * Test for `getDelCost`.
+     * Tests `getDelCost`.
      *
      * @return void
      */
@@ -134,7 +134,7 @@ public function testGetDelCost()
     }
 
     /**
-     * Test for `getSubCost`.
+     * Tests `getSubCost`.
      *
      * @return void
      */
@@ -170,7 +170,7 @@ public function testGetSubCost()
     }
 
     /**
-     * Test for `getTransCost`.
+     * Tests `getTransCost`.
      *
      * @return void
      */
@@ -206,7 +206,7 @@ public function testGetTransCost()
     }
 
     /**
-     * Test for `getRelativeDistance`.
+     * Tests `getRelativeDistance`.
      *
      * @return void
      */
@@ -255,6 +255,47 @@ public function testGetRelativeDistance()
         $this->assertEquals($expected, $result, '', $delta);
     }
 
+    /**
+     * Tests `getMatrix`.
+     *
+     * @return void
+     */
+    public function testGetMatrix()
+    {
+        list($firstString, $secondString) = $this->getDefaultStrings();
+
+        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
+        $actual = $DamerauLevenshtein->getMatrix();
+        $expected = array(
+            array(0, 1, 2, 3),
+            array(1, 1, 2, 3),
+            array(2, 2, 2, 3),
+            array(3, 3, 3, 3)
+        );
+        $this->assertSame($expected, $actual);
+    }
+
+    /**
+     * Tests `displayMatrix`.
+     *
+     * @return void
+     */
+    public function testDisplayMatrix()
+    {
+        list($firstString, $secondString) = $this->getDefaultStrings();
+
+        $DamerauLevenshtein = new DamerauLevenshtein($firstString, $secondString);
+        $actual = $DamerauLevenshtein->displayMatrix();
+        $expected = implode('', array(
+            "  foo\n",
+            " 0123\n",
+            "b1123\n",
+            "a2223\n",
+            "r3333\n",
+        ));
+        $this->assertSame($expected, $actual);
+    }
+
     /**
      * Returns the default costs.
      *