SettingsParseArgumentsTest: add new test for handling of unsupported arguments

Author: jrfnl

tests/Unit/SettingsParseArgumentsTest.php

@@ -7,6 +7,48 @@
 
 class SettingsParseArgumentsTest extends UnitTestCase
 {
+ /**
+ * Test that an exception is thrown when an unsupported argument is passed.
+ *
+ * @dataProvider dataParseArgumentsInvalidArgument
+ *
+ * @param string $command The command as received from the command line.
+ * @param string $unsupported The unsupported argument which should trigger the exception.
+ *
+ * @return void
+ */
+ public function testParseArgumentsInvalidArgument($command, $unsupported)
+ {
+ $this->expectExceptionPolyfill('PHP_Parallel_Lint\PhpParallelLint\Exceptions\InvalidArgumentException');
+ $this->expectExceptionMessagePolyfill('Invalid argument ' . $unsupported);
+
+ $argv = explode(' ', $command);
+ Settings::parseArguments($argv);
+ }
+
+ /**
+ * Data provider.
+ *
+ * @return array
+ */
+ public function dataParseArgumentsInvalidArgument()
+ {
+ return array(
+ 'Unsupported short argument' => array(
+ 'command' => './parallel-lint --colors -u . --exclude vendor',
+ 'unsupported' => '-u',
+ ),
+ 'Unsupported long argument' => array(
+ 'command' => './parallel-lint . --no-progress --unsupported-arg',
+ 'unsupported' => '--unsupported-arg',
+ ),
+ 'Unsupported argument split by = sign' => array(
+ 'command' => './parallel-lint --exclude=vendor',
+ 'unsupported' => '--exclude=vendor',
+ ),
+ );
+ }
+
  /**
  * Test parsing the arguments received from the command line.
  *