Issue #2591 - test process isolation with and without preserving global state.

Author: ArturGoldyn

tests/Regression/GitHub/2591-separate-function-no-preserve-no-bootstrap.phpt

@@ -0,0 +1,51 @@
+--TEST--
+GH-2591: Test method process isolation without preserving global state and without loaded bootstrap.
+--FILE--
+<?php
+
+$_SERVER['argv'][1] = '--no-configuration';
+$_SERVER['argv'][2] = '--bootstrap';
+$_SERVER['argv'][3] = __DIR__ . '/2591/bootstrapNoBootstrap.php';
+$_SERVER['argv'][4] = __DIR__ . '/2591/SeparateFunctionNoPreserveTest.php';
+
+require __DIR__ . '/../../bootstrap.php';
+PHPUnit\TextUI\Command::main();
+--EXPECTF--
+PHPUnit %s by Sebastian Bergmann and contributors.
+
+EE                                                                  2 / 2 (100%)
+
+Time: %s, Memory: %s
+
+There were 2 errors:
+
+1) Issue2591Test::testChangedGlobalString
+PHPUnit\Framework\Exception: PHP Fatal error:  Class 'PhpUnit\Framework\TestCase' not found in %s/tests/Regression/GitHub/2591/SeparateFunctionNoPreserveTest.php on line 8
+PHP Stack trace:
+PHP   1. {main}() -:0
+PHP   2. __phpunit_run_isolated_test() -:108
+PHP   3. require_once() -:30
+
+Fatal error: Class 'PhpUnit\Framework\TestCase' not found in %s/tests/Regression/GitHub/2591/SeparateFunctionNoPreserveTest.php on line 8
+
+Call Stack:
+    %s     %s   1. {main}() -:0
+    %s     %s   2. __phpunit_run_isolated_test() -:108
+    %s     %s   3. require_once('%s/tests/Regression/GitHub/2591/SeparateFunctionNoPreserveTest.php') -:30
+
+2) Issue2591Test::testGlobalString
+PHPUnit\Framework\Exception: PHP Fatal error:  Class 'PhpUnit\Framework\TestCase' not found in %s/tests/Regression/GitHub/2591/SeparateFunctionNoPreserveTest.php on line 8
+PHP Stack trace:
+PHP   1. {main}() -:0
+PHP   2. __phpunit_run_isolated_test() -:108
+PHP   3. require_once() -:30
+
+Fatal error: Class 'PhpUnit\Framework\TestCase' not found in %s/tests/Regression/GitHub/2591/SeparateFunctionNoPreserveTest.php on line 8
+
+Call Stack:
+    %s     %s   1. {main}() -:0
+    %s     %s   2. __phpunit_run_isolated_test() -:108
+    %s     %s   3. require_once('%s/tests/Regression/GitHub/2591/SeparateFunctionNoPreserveTest.php') -:30
+
+ERRORS!
+Tests: 2, Assertions: 0, Errors: 2.

tests/Regression/GitHub/2591-separate-function-no-preserve.phpt

@@ -0,0 +1,20 @@
+--TEST--
+GH-2591: Test method process isolation without preserving global state and with loaded bootstrap.
+--FILE--
+<?php
+
+$_SERVER['argv'][1] = '--no-configuration';
+$_SERVER['argv'][2] = '--bootstrap';
+$_SERVER['argv'][3] = __DIR__ . '/2591/bootstrapWithBootstrap.php';
+$_SERVER['argv'][4] = __DIR__ . '/2591/SeparateFunctionNoPreserveTest.php';
+
+require __DIR__ . '/../../bootstrap.php';
+PHPUnit\TextUI\Command::main();
+--EXPECTF--
+PHPUnit %s by Sebastian Bergmann and contributors.
+
+..                                                                  2 / 2 (100%)
+
+Time: %s, Memory: %s
+
+OK (2 tests, 2 assertions)

tests/Regression/GitHub/2591-separate-function-preserve.phpt

@@ -0,0 +1,20 @@
+--TEST--
+GH-2591: Test method process isolation with preserving global state and with loaded bootstrap.
+--FILE--
+<?php
+
+$_SERVER['argv'][1] = '--no-configuration';
+$_SERVER['argv'][2] = '--bootstrap';
+$_SERVER['argv'][3] = __DIR__ . '/2591/bootstrapWithBootstrap.php';
+$_SERVER['argv'][4] = __DIR__ . '/2591/SeparateFunctionPreserveTest.php';
+
+require __DIR__ . '/../../bootstrap.php';
+PHPUnit\TextUI\Command::main();
+--EXPECTF--
+PHPUnit %s by Sebastian Bergmann and contributors.
+
+..                                                                  2 / 2 (100%)
+
+Time: %s, Memory: %s
+
+OK (2 tests, 2 assertions)

tests/Regression/GitHub/2591/SeparateFunctionNoPreserveTest.php

@@ -0,0 +1,21 @@
+<?php
+use PhpUnit\Framework\TestCase;
+
+/**
+ * @runTestsInSeparateProcesses
+ * @preserveGlobalState disabled
+ */
+class Issue2591Test extends TestCase
+{
+    public function testChangedGlobalString()
+    {
+        $GLOBALS['globalString'] = "Hello!";
+        $this->assertEquals('Hello!', $GLOBALS['globalString']);
+    }
+
+    public function testGlobalString()
+    {
+        $this->assertEquals('Hello', $GLOBALS['globalString']);
+    }
+
+}

tests/Regression/GitHub/2591/SeparateFunctionPreserveTest.php

@@ -0,0 +1,21 @@
+<?php
+use PhpUnit\Framework\TestCase;
+
+/**
+ * @runTestsInSeparateProcesses
+ * @preserveGlobalState enabled
+ */
+class Issue2591Test extends TestCase
+{
+    public function testChangedGlobalString()
+    {
+        $GLOBALS['globalString'] = "Hello!";
+        $this->assertEquals('Hello!', $GLOBALS['globalString']);
+    }
+
+    public function testGlobalString()
+    {
+        $this->assertEquals('Hello', $GLOBALS['globalString']);
+    }
+
+}

tests/Regression/GitHub/2591/bootstrapNoBootstrap.php

@@ -0,0 +1,4 @@
+<?php
+$globalString                          = 'Hello';
+
+// require __DIR__ . '/../../../bootstrap.php';

tests/Regression/GitHub/2591/bootstrapWithBootstrap.php

@@ -0,0 +1,4 @@
+<?php
+$globalString                          = 'Hello';
+
+require __DIR__ . '/../../../bootstrap.php';