Merge pull request #15 from pskt/array-matching-fix

Fixed array matching when key does not exist in value array

Author: norberttech

src/Coduo/PHPMatcher/Matcher/ArrayMatcher.php

@@ -76,6 +76,16 @@ private function iterateMatch(array $value, array $pattern)
                 return false;
             }
         }
+
+        if(is_array($pattern)) {
+            $notExistingKeys = array_diff_key($pattern, $value);
+
+            if (count($notExistingKeys) > 0) {
+                $keyNames = array_keys($notExistingKeys);
+                $this->error = sprintf('There is no element under path [%s] in value array.', $keyNames[0]);
+                return false;
+            }
+        }
     }
 
     /**

tests/Coduo/PHPMatcher/Matcher/ArrayMatcherTest.php

@@ -56,6 +56,12 @@ public function test_error_when_path_does_not_exist()
         $this->assertEquals($this->matcher->getError(), 'There is no element under path [foo] in pattern array.');
     }
 
+    public function test_error_when_path_in_value_does_not_exist()
+    {
+        $this->assertFalse($this->matcher->match(array('foo' => 'foo'), array('foo' => 'foo', 'bar' => 'bar')));
+        $this->assertEquals($this->matcher->getError(), 'There is no element under path [bar] in value array.');
+    }
+
     public function test_error_when_matching_fail()
     {
         $this->assertFalse($this->matcher->match(array('foo' => 'foo value'), array('foo' => 'bar value')));
@@ -128,10 +134,12 @@ public static function negativeMatchData()
 
         return array(
             array($simpleArr, $simpleDiff),
+            array(array("status" => "ok", "data" => array(array('foo'))), array("status" => "ok", "data" => array())),
             array(array(1), array()),
             array(array('key' => 'val'), array('key' => 'val2')),
             array(array(1), array(2)),
-            array(array('foo', 1, 3), array('foo', 2, 3))
+            array(array('foo', 1, 3), array('foo', 2, 3)),
+            array(array(), array('foo' => 'bar'))
         );
     }
 

tests/Coduo/PHPMatcher/Matcher/JsonMatcherTest.php

@@ -129,6 +129,14 @@ public static function negativeMatches()
                 '{this_is_not_valid_json',
                 '{"users":["Michał","@string@"]}'
             ),
+            array(
+                '{"status":"ok","data":[]}',
+                '{"status":"ok","data":[{"id": 4,"code":"123987","name":"Anvill","short_description":"ACME Anvill","url":"http://test-store.example.com/p/123987","image":{"url":"http://test-store.example.com/i/123987-0.jpg","description":"ACME Anvill"},"price":95,"promotion_description":"Anvills sale"},{"id": 5,"code":"123988","name":"Red Anvill","short_description":"Red ACME Anvill","url":"http://test-store.example.com/p/123988","image":{"url":"http://test-store.example.com/i/123988-0.jpg","description":"ACME Anvill"},"price":44.99,"promotion_description":"Red is cheap"}]}'
+            ),
+            array(
+                '{"foo":"foo val","bar":"bar val"}',
+                '{"foo":"foo val"}'
+            ),
             array(
                 array(),
                 '[]'