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feat: Introduce bashunit test suite
This introduces the bashunit test suite as requested by @jrfnl. This tests both a simple happy and a simple unhappy flow, as well as a test case for PHPCSStandards#1112.
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‎.github/workflows/test.yml‎

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@@ -247,10 +247,21 @@ jobs:
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env:
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PHP_CODESNIFFER_CBF: '1'
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- name: "Install bashunit"
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if: ${{ matrix.custom_ini == false && matrix.os == 'ubuntu-latest' }}
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run: |
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curl -s https://bashunit.typeddevs.com/install.sh > install.sh
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chmod +x install.sh
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./install.sh
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- name: "Run bashunit tests"
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if: ${{ matrix.custom_ini == false && matrix.os == 'ubuntu-latest' }}
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run: "./lib/bashunit -p tests/EndToEnd"
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# Note: The code style check is run multiple times against every PHP version
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# as it also acts as an integration test.
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- name: 'PHPCS: check code style without cache, no parallel'
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if: ${{ matrix.custom_ini == false }}
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if: ${{ matrix.custom_ini == false && matrix.os == 'windows-latest' }}
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run: php "bin/phpcs" --no-cache --parallel=1
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- name: Download the PHPCS phar

‎phpcs.xml.dist‎

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<exclude-pattern>*/src/Standards/*/Tests/*\.(inc|css|js)$</exclude-pattern>
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<exclude-pattern>*/tests/Core/*/*\.(inc|css|js)$</exclude-pattern>
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<exclude-pattern>*/tests/Core/*/Fixtures/*\.php$</exclude-pattern>
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<exclude-pattern>*/tests/EndToEnd/Files/*\.inc$</exclude-pattern>
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<arg name="basepath" value="."/>
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<arg name="colors"/>

‎tests/EndToEnd/Files/.gitignore‎

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*.fixed

‎tests/EndToEnd/Files/ClassOneWithoutStyleError.inc‎

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<?php
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/**
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* Class containing no style errors according to the end-to-end tests phpcs.xml.dist.
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*
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* @copyright 2025 PHPCSStandards and contributors
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* @license https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
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*/
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namespace PHP_CodeSniffer\Tests\EndToEnd\Files;
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class ClassOneWithoutStyleError
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{
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private function foo()
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{
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return 'bar';
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}
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}

‎tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc‎

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<?php
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/**
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* Class containing no style errors.
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*
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* @copyright 2025 PHPCSStandards and contributors
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* @license https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
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*/
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namespace PHP_CodeSniffer\Tests\EndToEnd\Files;
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class ClassTwoWithoutStyleError
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{
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/**
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* A property.
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*
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* @var string
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*/
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private $bar = 'baz';
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}

‎tests/EndToEnd/Files/ClassWithStyleError.inc‎

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<?php
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/**
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* Class containing a simple style error that phpcbf can fix.
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*
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* @copyright 2025 PHPCSStandards and contributors
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* @license https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
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*/
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namespace PHP_CodeSniffer\Tests\EndToEnd\Files;
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class ClassWithStyleError
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{
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/**
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* The bracket for this function is misaligned and this can be automatically fixed by phpcbf.
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*
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* @return string
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*/
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private function foo() {
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return 'bar';
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}
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}

‎tests/EndToEnd/Files/phpcs.xml.dist‎

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<?xml version="1.0"?>
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<ruleset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" name="PHP_CodeSniffer" xsi:noNamespaceSchemaLocation="phpcs.xsd">
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<description>The coding standard for end to end tests.</description>
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<rule ref="PSR12"/>
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<file>.</file>
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<arg name="basepath" value="."/>
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<arg name="colors"/>
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<arg name="parallel" value="75"/>
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<arg value="p"/>
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</ruleset>

‎tests/EndToEnd/phpcbf_test.sh‎

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#!/usr/bin/env bash
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function tear_down() {
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rm -r tests/EndToEnd/Files/*.fixed
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}
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function test_phpcbf_is_working() {
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OUTPUT="$(bin/phpcbf --no-cache --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc)"
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assert_successful_code
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assert_contains "No violations were found" "$OUTPUT"
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}
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function test_phpcbf_is_working_in_parallel() {
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OUTPUT="$(bin/phpcbf --no-cache --parallel=2 --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc)"
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assert_successful_code
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assert_contains "No violations were found" "$OUTPUT"
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}
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function test_phpcbf_returns_error_on_issues() {
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OUTPUT="$(bin/phpcbf --no-colors --no-cache --suffix=.fixed --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassWithStyleError.inc)"
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assert_exit_code 1
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assert_contains "F 1 / 1 (100%)" "$OUTPUT"
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assert_contains "A TOTAL OF 1 ERROR WERE FIXED IN 1 FILE" "$OUTPUT"
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}
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function test_phpcbf_bug_1112() {
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# See https://github.com/PHPCSStandards/PHP_CodeSniffer/issues/1112
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if [[ "$(uname)" == "Darwin" ]]; then
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# Perform some magic with `& fg` to prevent the processes from turning into a background job.
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assert_successful_code "$(bash -ic 'bash --init-file <(echo "echo \"Subprocess\"") -c "bin/phpcbf --no-cache --parallel=2 --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc" & fg')"
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else
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# This is not needed on Linux / GitHub Actions
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assert_successful_code "$(bash -ic 'bash --init-file <(echo "echo \"Subprocess\"") -c "bin/phpcbf --no-cache --parallel=2 --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc"')"
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fi
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}

‎tests/EndToEnd/phpcs_test.sh‎

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#!/usr/bin/env bash
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function test_phpcs_is_working() {
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assert_successful_code "$(bin/phpcs --no-cache --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc)"
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}
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function test_phpcs_is_working_in_parallel() {
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assert_successful_code "$(bin/phpcs --no-cache --parallel=2 --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc)"
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}
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function test_phpcs_returns_error_on_issues() {
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OUTPUT="$(bin/phpcs --no-colors --no-cache --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassWithStyleError.inc)"
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assert_exit_code 2
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assert_contains "E 1 / 1 (100%)" "$OUTPUT"
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assert_contains "FOUND 1 ERROR AFFECTING 1 LINE" "$OUTPUT"
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}
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function test_phpcs_bug_1112() {
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# See https://github.com/PHPCSStandards/PHP_CodeSniffer/issues/1112
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if [[ "$(uname)" == "Darwin" ]]; then
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# Perform some magic with `& fg` to prevent the processes from turning into a background job.
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assert_successful_code "$(bash -ic 'bash --init-file <(echo "echo \"Subprocess\"") -c "bin/phpcs --no-cache --parallel=2 --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc" & fg')"
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else
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# This is not needed on Linux / GitHub Actions
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assert_successful_code "$(bash -ic 'bash --init-file <(echo "echo \"Subprocess\"") -c "bin/phpcs --no-cache --parallel=2 --standard=tests/EndToEnd/Files/phpcs.xml.dist tests/EndToEnd/Files/ClassOneWithoutStyleError.inc tests/EndToEnd/Files/ClassTwoWithoutStyleError.inc"')"
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fi
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}

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