Refactoring scalar matcher test

tests/JsonMatcher/ScalarMatcherTest.php

@@ -1,17 +1,82 @@
 <?php 
 namespace JsonMatcher\Tests;
 
-use JsonMatcher\Matcher;
+use JsonMatcher\Matcher\ScalarMatcher;
 
 class ScalarMatcherTest extends \PHPUnit_Framework_TestCase
 {
-    public function test_match_scalars()
+    /**
+     * @dataProvider positiveCanMatches
+     */
+    public function test_positive_can_matches($pattern)
     {
-        $matcher = new Matcher\ScalarMatcher();
+        $matcher = new ScalarMatcher();
+        $this->assertTrue($matcher->canMatch($pattern));
+    }
+
+    /**
+     * @dataProvider negativeCanMatches
+     */
+    public function test_negative_can_matches($pattern)
+    {
+        $matcher = new ScalarMatcher();
+        $this->assertFalse($matcher->canMatch($pattern));
+    }
+
+    /**
+     * @dataProvider positiveMatches
+     */
+    public function test_positive_matches($value, $pattern)
+    {
+        $matcher = new ScalarMatcher();
+        $this->assertTrue($matcher->match($value, $pattern));
+    }
+
+    /**
+     * @dataProvider negativeMatches
+     */
+    public function test_negative_matches($value, $pattern)
+    {
+        $matcher = new ScalarMatcher();
+        $this->assertFalse($matcher->match($value, $pattern));
+    }
 
-        $this->assertTrue($matcher->match(1, 1));
-        $this->assertTrue($matcher->match("michal", "michal"));
-        $this->assertFalse($matcher->match(false, "false"));
-        $this->assertFalse($matcher->match(false, 0));
+    public static function negativeMatches()
+    {
+        return array(
+            array(false, "false"),
+            array(false, 0),
+            array(true, 1),
+            array("array", array()),
+        );
+    }
+
+    public static function positiveMatches()
+    {
+        return array(
+            array(1, 1),
+            array("michal", "michal"),
+            array(false, false),
+            array(6.66, 6.66),
+        );
+    }
+
+    public static function positiveCanMatches()
+    {
+        return array(
+            array(1),
+            array("michal"),
+            array(true),
+            array(false),
+            array(6.66),
+        );
+    }
+
+    public static function negativeCanMatches()
+    {
+        return array(
+            array(new \stdClass),
+            array(array())
+        );
     }
 }