Set up unit testing

codeception.yml

@@ -0,0 +1,22 @@
+suites:
+    unit:
+        path: .
+        actor: UnitTester
+        modules:
+            enabled:
+                # add more modules here
+                - Asserts
+settings:
+    bootstrap: _bootstrap.php
+    shuffle: true
+    lint: true
+paths:
+    tests: tests
+    output: tests/_output
+    support: tests/_support
+    data: tests
+coverage:
+    enabled: true
+    include:
+        - src/DefaultCommand.php
+

src/DefaultCommand.php

@@ -131,13 +131,15 @@ class DefaultCommand extends \Symfony\Component\Console\Command\Command
 
         preg_match_all($pattern, $contents, $matches, PREG_OFFSET_CAPTURE);
 
+        $out = [];
+
         foreach (current($matches) as $match) {
             $this->count++;
 
             $lineIndex = substr_count(mb_substr($contents, 0, $match[1]), PHP_EOL);
             $line = preg_replace($pattern, '<fg=green;options=bold>$0</>', $lines[$lineIndex]);
 
-            return strtr($this->outputTemplate, [
+            $out[] = strtr($this->outputTemplate, [
                 '{matchValue}' => $match[0],
                 '{file}' => $file ? $file->getPathName() : '',
                 '{fileRelative}' => $file ? $file->getRelativePathname() : '',
@@ -145,6 +147,8 @@ class DefaultCommand extends \Symfony\Component\Console\Command\Command
                 '{lineNumber}' => $lineIndex + 1,
             ]);
         }
+
+        return implode(PHP_EOL, $out);
     }
 
     public function buildFinder($input)

tests/CoreTest.php

@@ -0,0 +1,66 @@
+<?php
+
+
+class CoreTest extends \Codeception\Test\Unit
+{
+    /**
+     * @var \UnitTester
+     */
+    protected $tester;
+
+    protected $app;
+
+    protected function _before()
+    {
+
+
+    }
+
+    protected function _after()
+    {
+    }
+
+    /**
+     * Test the count feature works
+     *
+     * @return void
+     */
+    public function testCount()
+    {
+        $commandTester = $this->tester->createTestCommand();
+        $commandTester->execute([
+            'pattern' => 'Lorem ipsum',
+            '--in' => ['tests/_data'],
+            '--count' => true,
+        ]);
+
+        $this->tester->assertEquals(6, (integer)$commandTester->getDisplay());
+    }
+
+    /**
+     * Test the case-insensitive
+     *
+     * @return void
+     */
+    public function testCaseInsensitive()
+    {
+        $commandTester1 = $this->tester->createTestCommand();
+        $commandTester1->execute([
+            'pattern' => 'sed',
+            '--in' => ['tests/_data'],
+            '--count' => true,
+        ]);
+
+        $this->tester->assertEquals(6, (integer)$commandTester1->getDisplay());
+
+        $commandTester2 = $this->tester->createTestCommand();
+        $commandTester2->execute([
+            'pattern' => 'sed',
+            '--in' => ['tests/_data'],
+            '--count' => true,
+            '-i' => true
+        ]);
+
+        $this->tester->assertEquals(8, (integer)$commandTester2->getDisplay());
+    }
+}

tests/_bootstrap.php

@@ -0,0 +1,10 @@
+<?php
+// This is global bootstrap for autoloading
+//
+error_reporting(E_ALL);
+
+if (is_file(__DIR__.'/../vendor/autoload.php')) {
+    require_once __DIR__.'/../vendor/autoload.php';
+} else {
+    require_once __DIR__.'/../../../autoload.php';
+}

tests/_data/file1.txt

@@ -0,0 +1,14 @@
+
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc eu vestibulum augue.
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc eu vestibulum augue.
+Proin imperdiet nibh eu urna elementum, efficitur eleifend dolor lobortis.
+Aenean faucibus tellus ut aliquet consequat. Vestibulum semper ullamcorper
+Nulla varius purus tortor, vel finibus enim semper quis. Cras finibus dapibus efficitur.
+Donec felis mauris, scelerisque sit amet urna posuere, volutpat lacinia sem.
+Curabitur sed dolor scelerisque, sodales nunc tempor, ultrices magna. Mauris elementum ac magna sit amet varius.
+Sed at interdum eros. Vivamus mollis risus ex, eget congue orci condimentum sit amet.
+sed at interdum eros. Vivamus mollis risus ex, eget congue orci condimentum sit amet.
+Quisque vel leo nulla. Pellentesque consequat condimentum diam et interdum.
+Aliquam non libero placerat odio commodo eleifend. Nunc imperdiet in lacus sed rutrum.
+Mauris ligula libero, hendrerit quis tincidunt ac, molestie ut justo.
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc eu vestibulum augue.

tests/_data/subdir/file2.txt

@@ -0,0 +1,8 @@
+
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc eu vestibulum augue.
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc eu vestibulum augue.
+Curabitur sed dolor scelerisque, sodales nunc tempor, ultrices magna. Mauris elementum ac magna sit amet varius.
+Sed at interdum eros. Vivamus mollis risus ex, eget congue orci condimentum sit amet.
+sed at interdum eros. Vivamus mollis risus ex, eget congue orci condimentum sit amet.
+Aliquam non libero placerat odio commodo eleifend. Nunc imperdiet in lacus sed rutrum.
+Lorem ipsum dolor sit amet, consectetur adipiscing elit. Nunc eu vestibulum augue.

tests/_output/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore

tests/_support/Helper/Unit.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace Helper;
+
+
+// here you can define custom actions
+// all public methods declared in helper class will be available in $I
+
+class Unit extends \Codeception\Module
+{}

tests/_support/UnitTester.php

@@ -0,0 +1,38 @@
+<?php
+
+use pgrep\DefaultCommand;
+use Symfony\Component\Console\Application;
+use Symfony\Component\Console\Tester\CommandTester;
+
+/**
+ * Inherited Methods
+ * @method void wantToTest($text)
+ * @method void wantTo($text)
+ * @method void execute($callable)
+ * @method void expectTo($prediction)
+ * @method void expect($prediction)
+ * @method void amGoingTo($argumentation)
+ * @method void am($role)
+ * @method void lookForwardTo($achieveValue)
+ * @method void comment($description)
+ * @method \Codeception\Lib\Friend haveFriend($name, $actorClass = NULL)
+ *
+ * @SuppressWarnings(PHPMD)
+*/
+class UnitTester extends \Codeception\Actor
+{
+    use _generated\UnitTesterActions;
+
+   /**
+    * Define custom actions here
+    */
+
+    public function createTestCommand()
+    {
+        $application = new Application('echo', '1.0.0');
+        $command = new DefaultCommand();
+        $application->add($command);
+        $application->setDefaultCommand($command->getName(), true);
+        return new CommandTester($application->get('pgrep'));
+    }
+}

tests/_support/_generated/UnitTesterActions.php

@@ -0,0 +1,545 @@
+<?php  //[STAMP] 6eefe1ce315fbd5fffb6c2f6c5bac9e2
+namespace _generated;
+
+// This class was automatically generated by build task
+// You should not change it manually as it will be overwritten on next build
+// @codingStandardsIgnoreFile
+
+trait UnitTesterActions
+{
+    /**
+     * @return \Codeception\Scenario
+     */
+    abstract protected function getScenario();
+
+    
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that two variables are equal. If you're comparing floating-point values,
+     * you can specify the optional "delta" parameter which dictates how great of a precision
+     * error are you willing to tolerate in order to consider the two values equal.
+     *
+     * Regular example:
+     * ```php
+     * <?php
+     * $I->assertEquals($element->getChildrenCount(), 5);
+     * ```
+     *
+     * Floating-point example:
+     * ```php
+     * <?php
+     * $I->assertEquals($calculator->add(0.1, 0.2), 0.3, 'Calculator should add the two numbers correctly.', 0.01);
+     * ```
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @param float  $delta
+     * @see \Codeception\Module\Asserts::assertEquals()
+     */
+    public function assertEquals($expected, $actual, $message = null, $delta = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertEquals', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that two variables are not equal. If you're comparing floating-point values,
+     * you can specify the optional "delta" parameter which dictates how great of a precision
+     * error are you willing to tolerate in order to consider the two values not equal.
+     *
+     * Regular example:
+     * ```php
+     * <?php
+     * $I->assertNotEquals($element->getChildrenCount(), 0);
+     * ```
+     *
+     * Floating-point example:
+     * ```php
+     * <?php
+     * $I->assertNotEquals($calculator->add(0.1, 0.2), 0.4, 'Calculator should add the two numbers correctly.', 0.01);
+     * ```
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @param float  $delta
+     * @see \Codeception\Module\Asserts::assertNotEquals()
+     */
+    public function assertNotEquals($expected, $actual, $message = null, $delta = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNotEquals', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that two variables are same
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertSame()
+     */
+    public function assertSame($expected, $actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertSame', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that two variables are not same
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertNotSame()
+     */
+    public function assertNotSame($expected, $actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNotSame', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that actual is greater than expected
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertGreaterThan()
+     */
+    public function assertGreaterThan($expected, $actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertGreaterThan', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that actual is greater or equal than expected
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertGreaterThanOrEqual()
+     */
+    public function assertGreaterThanOrEqual($expected, $actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertGreaterThanOrEqual', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that actual is less than expected
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertLessThan()
+     */
+    public function assertLessThan($expected, $actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertLessThan', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that actual is less or equal than expected
+     *
+     * @param        $expected
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertLessThanOrEqual()
+     */
+    public function assertLessThanOrEqual($expected, $actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertLessThanOrEqual', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that haystack contains needle
+     *
+     * @param        $needle
+     * @param        $haystack
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertContains()
+     */
+    public function assertContains($needle, $haystack, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertContains', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that haystack doesn't contain needle.
+     *
+     * @param        $needle
+     * @param        $haystack
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertNotContains()
+     */
+    public function assertNotContains($needle, $haystack, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNotContains', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that string match with pattern
+     *
+     * @param string $pattern
+     * @param string $string
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertRegExp()
+     */
+    public function assertRegExp($pattern, $string, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertRegExp', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that string not match with pattern
+     *
+     * @param string $pattern
+     * @param string $string
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertNotRegExp()
+     */
+    public function assertNotRegExp($pattern, $string, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNotRegExp', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that a string starts with the given prefix.
+     *
+     * @param string $prefix
+     * @param string $string
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertStringStartsWith()
+     */
+    public function assertStringStartsWith($prefix, $string, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertStringStartsWith', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that a string doesn't start with the given prefix.
+     *
+     * @param string $prefix
+     * @param string $string
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertStringStartsNotWith()
+     */
+    public function assertStringStartsNotWith($prefix, $string, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertStringStartsNotWith', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that variable is empty.
+     *
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertEmpty()
+     */
+    public function assertEmpty($actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertEmpty', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that variable is not empty.
+     *
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertNotEmpty()
+     */
+    public function assertNotEmpty($actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNotEmpty', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that variable is NULL
+     *
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertNull()
+     */
+    public function assertNull($actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNull', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that variable is not NULL
+     *
+     * @param        $actual
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertNotNull()
+     */
+    public function assertNotNull($actual, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNotNull', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that condition is positive.
+     *
+     * @param        $condition
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertTrue()
+     */
+    public function assertTrue($condition, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertTrue', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that condition is negative.
+     *
+     * @param        $condition
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertFalse()
+     */
+    public function assertFalse($condition, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertFalse', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if file exists
+     *
+     * @param string $filename
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertFileExists()
+     */
+    public function assertFileExists($filename, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertFileExists', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks if file doesn't exist
+     *
+     * @param string $filename
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertFileNotExists()
+     */
+    public function assertFileNotExists($filename, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertFileNotExists', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $expected
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertGreaterOrEquals()
+     */
+    public function assertGreaterOrEquals($expected, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertGreaterOrEquals', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $expected
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertLessOrEquals()
+     */
+    public function assertLessOrEquals($expected, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertLessOrEquals', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertIsEmpty()
+     */
+    public function assertIsEmpty($actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertIsEmpty', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $key
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertArrayHasKey()
+     */
+    public function assertArrayHasKey($key, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertArrayHasKey', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $key
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertArrayNotHasKey()
+     */
+    public function assertArrayNotHasKey($key, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertArrayNotHasKey', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Checks that array contains subset.
+     *
+     * @param array  $subset
+     * @param array  $array
+     * @param bool   $strict
+     * @param string $message
+     * @see \Codeception\Module\Asserts::assertArraySubset()
+     */
+    public function assertArraySubset($subset, $array, $strict = null, $message = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertArraySubset', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $expectedCount
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertCount()
+     */
+    public function assertCount($expectedCount, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertCount', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $class
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertInstanceOf()
+     */
+    public function assertInstanceOf($class, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertInstanceOf', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $class
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertNotInstanceOf()
+     */
+    public function assertNotInstanceOf($class, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertNotInstanceOf', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * @param $type
+     * @param $actual
+     * @param $description
+     * @see \Codeception\Module\Asserts::assertInternalType()
+     */
+    public function assertInternalType($type, $actual, $description = null) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('assertInternalType', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Fails the test with message.
+     *
+     * @param $message
+     * @see \Codeception\Module\Asserts::fail()
+     */
+    public function fail($message) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('fail', func_get_args()));
+    }
+
+ 
+    /**
+     * [!] Method is generated. Documentation taken from corresponding module.
+     *
+     * Handles and checks exception called inside callback function.
+     * Either exception class name or exception instance should be provided.
+     *
+     * ```php
+     * <?php
+     * $I->expectException(MyException::class, function() {
+     *     $this->doSomethingBad();
+     * });
+     *
+     * $I->expectException(new MyException(), function() {
+     *     $this->doSomethingBad();
+     * });
+     * ```
+     * If you want to check message or exception code, you can pass them with exception instance:
+     * ```php
+     * <?php
+     * // will check that exception MyException is thrown with "Don't do bad things" message
+     * $I->expectException(new MyException("Don't do bad things"), function() {
+     *     $this->doSomethingBad();
+     * });
+     * ```
+     *
+     * @param $exception string or \Exception
+     * @param $callback
+     * @see \Codeception\Module\Asserts::expectException()
+     */
+    public function expectException($exception, $callback) {
+        return $this->getScenario()->runStep(new \Codeception\Step\Action('expectException', func_get_args()));
+    }
+}