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vendor/codeception/stub/tests/StubTraitTest.php

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+<?php
+require_once __DIR__ .'/ResetMocks.php';
+
+class StubTraitTest extends \PHPUnit\Framework\TestCase
+{
+    use ResetMocks;
+    use \Codeception\Test\Feature\Stub;
+    /**
+     * @var DummyClass
+     */
+    protected $dummy;
+
+    public function setUp()
+    {
+        require_once $file = __DIR__. '/_data/DummyOverloadableClass.php';
+        require_once $file = __DIR__. '/_data/DummyClass.php';
+        $this->dummy = new DummyClass(true);
+    }
+
+    public function testMakeStubs()
+    {
+        $this->dummy = $this->make('DummyClass', ['helloWorld' => 'bye']);
+        $this->assertEquals('bye', $this->dummy->helloWorld());
+        $this->assertEquals('good bye', $this->dummy->goodByeWorld());
+
+        $this->dummy = $this->makeEmpty('DummyClass', ['helloWorld' => 'bye']);
+        $this->assertEquals('bye', $this->dummy->helloWorld());
+        $this->assertNull($this->dummy->goodByeWorld());
+
+        $this->dummy = $this->makeEmptyExcept('DummyClass', 'goodByeWorld', ['helloWorld' => 'bye']);
+        $this->assertEquals('bye', $this->dummy->helloWorld());
+        $this->assertEquals('good bye', $this->dummy->goodByeWorld());
+        $this->assertNull($this->dummy->exceptionalMethod());
+    }
+
+    public function testConstructStubs()
+    {
+        $this->dummy = $this->construct('DummyClass', ['!'], ['helloWorld' => 'bye']);
+        $this->assertEquals('constructed: !', $this->dummy->getCheckMe());
+        $this->assertEquals('bye', $this->dummy->helloWorld());
+        $this->assertEquals('good bye', $this->dummy->goodByeWorld());
+
+        $this->dummy = $this->constructEmpty('DummyClass', ['!'], ['helloWorld' => 'bye']);
+        $this->assertNull($this->dummy->getCheckMe());
+        $this->assertEquals('bye', $this->dummy->helloWorld());
+        $this->assertNull($this->dummy->goodByeWorld());
+
+        $this->dummy = $this->constructEmptyExcept('DummyClass', 'getCheckMe', ['!'], ['helloWorld' => 'bye']);
+        $this->assertEquals('constructed: !', $this->dummy->getCheckMe());
+        $this->assertEquals('bye', $this->dummy->helloWorld());
+        $this->assertNull($this->dummy->goodByeWorld());
+        $this->assertNull($this->dummy->exceptionalMethod());
+    }
+
+    public function testMakeMocks()
+    {
+        $this->dummy = $this->make('DummyClass', [
+            'helloWorld' => \Codeception\Stub\Expected::once()
+        ]);
+        $this->dummy->helloWorld();
+        try {
+            $this->dummy->helloWorld();
+        } catch (Exception $e) {
+            $this->assertContains('was not expected to be called more than once', $e->getMessage());
+            $this->resetMockObjects();
+            return;
+        }
+        $this->fail('No exception thrown');
+    }
+}