Exadra37 · June 4, 2015 14:11 · Jun 4, 2015
diff --git a/BasicTestCase.php b/BasicTestCase.php
@@ -0,0 +1,58 @@
+<?php
+
+/**
+ * @author  Paulo Silva(Exadra37)     <exadra37ingmaildotcom>
+ * @since   2015/06/04
+ */
+
+abstract class BasicTestCase extends PHPUnit_Framework_TestCase // Orchestra\Testbench\TestCase for Laravel
+{
+    /**
+     * Setup the test environment.
+     */
+    public function setUp()
+    {
+        parent::setUp();
+    }
+
+    /**
+     * It will assert that the given method for the provided class, still have the same parameters names and same number of parameters, by comparing it against the given fixture.
+     *
+     * @param  string                  $class   - class for the method we want to test, like 'Morelytics\Common\Repositories\RollupRepository'
+     * @param  string                  $method  - method that we want to ensure no changes have been done to their parameters, like 'getCompareSingle'
+     * @param  array                   $fixture - all parameters names for the method
+     *
+     * @return void
+     */
+    protected function assertThatMethodHaveSameParameters($class, $method, $fixture)
+    {
+        $parameters = array();
+
+        $reflector  = new ReflectionClass($class);
+
+        foreach ($reflector->getMethod($method)->getParameters() as $parameter) {
+
+            $parameters[] = $parameter->name;
+        }
+
+        $this->assertEquals(count($fixture), count($parameters));
+
+        $this->assertEquals($fixture, $parameters);
+    }
+
+    /**
+     * It will assert that the given method for the provided class, still have the same parameters names and same number of parameters, by comparing it against the given fixture.
+     *
+     * @param  string                  $class     - class for the method we want to test, like 'Morelytics\Common\Repositories\RollupRepository'
+     * @param  string                  $method    - method that we want to ensure no changes have been done to their parameters, like 'getCompareSingle'
+     * @param  string                  $footprint - the foot print for the method, that can be obtained from $reflector  = new ReflectionClass($class); print_r($reflector->getMethod($method)->__toString())
+     *
+     * @return void
+     */
+    protected function assertThatMethodHaveSameFootPrint($class, $method, $footPrint)
+    {
+        $reflector  = new ReflectionClass($class);
+
+        $this->assertContains($footPrint, $reflector->getMethod($method)->__toString());
+    }
+}
diff --git a/TestExample.php b/TestExample.php
@@ -0,0 +1,46 @@
+<?php
+
+/**
+ * @author  Paulo Silva(Exadra37)     <exadra37ingmaildotcom>
+ * @since   2015/06/04
+ */
+
+class TestExample extends BasicTestCase
+{
+    /**
+     * ALWAYS USE ONE OF THE BELOW TEST EXAMPLE FOR ANY METHOD OR FUNCTION YOU ARE WRITING TESTS FOR
+     *
+     * THE MORE STRICT ONE IS THE LAST ONE test_method_have_same_foot_print()
+     */
+
+    /**
+     * @test
+     */
+    public function test_method_have_same_parameters()
+    {
+        $fixture = array(
+            'required1',
+            'required2',
+            'optional1',
+            'optional2',
+            'optional3'
+        );
+
+        $this->assertThatMethodHaveSameParameters('Exadra37\PackageName\Repositories\UsersRepository', 'getUsers', $fixture);
+    }
+
+     /**
+     * @test
+     */
+    public function test_method_have_same_foot_print()
+    {
+        $footPrint = 'Parameters [5] {
+    Parameter #0 [ <required> $required1 ]
+    Parameter #1 [ <required> $required2 ]
+    Parameter #2 [ <optional> $optional1 = true ]
+    Parameter #3 [ <optional> $optional2 = 0 ]
+    Parameter #4 [ <optional> $optional3 = false ]';
+
+        $this->assertThatMethodHaveSameFootPrint('Exadra37\PackageName\Repositories\UsersRepository', 'getUsers', $footPrint);
+    }
+}
diff --git a/UsersRepository.php b/UsersRepository.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace Exadra37\PackageName\Repositories;
+
+/**
+ * @author  Paulo Silva(Exadra37)     <exadra37ingmaildotcom>
+ * @since   2015/06/04
+ */
+
+class UsersRepository 
+{
+    public function getUsers($required1, $required2, $optional1 = true, $optional2 = 0, $optional3 = false)
+    {
+        // some logic here
+    }
+}
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