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GlobalNamespaceImportFixerTest.php
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GlobalNamespaceImportFixerTest.php
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<?php
declare(strict_types=1);
/*
* This file is part of PHP CS Fixer.
*
* (c) Fabien Potencier <fabien@symfony.com>
* Dariusz Rumiński <dariusz.ruminski@gmail.com>
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace PhpCsFixer\Tests\Fixer\Import;
use PhpCsFixer\Tests\Test\AbstractFixerTestCase;
/**
* @author Gregor Harlan <gharlan@web.de>
*
* @internal
*
* @covers \PhpCsFixer\Fixer\Import\GlobalNamespaceImportFixer
*/
final class GlobalNamespaceImportFixerTest extends AbstractFixerTestCase
{
/**
* @dataProvider provideFixImportConstantsCases
*/
public function testFixImportConstants(string $expected, ?string $input = null): void
{
$this->fixer->configure(['import_constants' => true]);
$this->doTest($expected, $input);
}
public static function provideFixImportConstantsCases(): iterable
{
yield 'non-global names' => [
<<<'EXPECTED'
<?php
namespace Test;
echo FOO, \Bar\BAZ, namespace\FOO2;
EXPECTED
];
yield 'name already used [1]' => [
<<<'EXPECTED'
<?php
namespace Test;
echo \FOO, FOO, \FOO;
EXPECTED
];
yield 'name already used [2]' => [
<<<'EXPECTED'
<?php
namespace Test;
use const Bar\FOO;
echo \FOO;
EXPECTED
];
yield 'name already used [3]' => [
<<<'EXPECTED'
<?php
namespace Test;
const FOO = 1;
echo \FOO;
EXPECTED
];
yield 'without namespace / do not import' => [
<<<'INPUT'
<?php
echo \FOO, \BAR, \FOO;
INPUT
];
yield 'with namespace' => [
<<<'EXPECTED'
<?php
namespace Test;
use const BAR;
use const FOO;
echo FOO, BAR;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
echo \FOO, \BAR;
INPUT
];
yield 'with namespace with {} syntax' => [
<<<'EXPECTED'
<?php
namespace Test {
use const BAR;
use const FOO;
echo FOO, BAR;
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test {
echo \FOO, \BAR;
}
INPUT
];
yield 'ignore other imported types' => [
<<<'EXPECTED'
<?php
namespace Test;
use BAR;
use const BAR;
use const FOO;
echo FOO, BAR;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use BAR;
echo \FOO, \BAR;
INPUT
];
yield 'respect already imported names [1]' => [
<<<'EXPECTED'
<?php
namespace Test;
use const BAR;
use const FOO;
echo FOO, BAR;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use const BAR;
echo \FOO, \BAR;
INPUT
];
yield 'respect already imported names [2]' => [
<<<'EXPECTED'
<?php
namespace Test;
use const \BAR;
use const FOO;
echo FOO, BAR, BAR;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use const \BAR;
echo \FOO, \BAR, BAR;
INPUT
];
yield 'handle case sensitivity' => [
<<<'EXPECTED'
<?php
namespace Test;
use const fOO;
use const FOO;
use const Foo;
const foO = 1;
echo FOO, Foo;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use const fOO;
const foO = 1;
echo \FOO, \Foo;
INPUT
];
yield 'handle aliased imports' => [
<<<'EXPECTED'
<?php
namespace Test;
use const BAR as BAZ;
use const FOO;
echo FOO, BAZ;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use const BAR as BAZ;
echo \FOO, \BAR;
INPUT
];
yield 'ignore class constants' => [
<<<'EXPECTED'
<?php
namespace Test;
use const FOO;
class Bar {
const FOO = 1;
}
echo FOO;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
class Bar {
const FOO = 1;
}
echo \FOO;
INPUT
];
yield 'global namespace' => [
<<<'INPUT'
<?php
echo \FOO, \BAR;
INPUT
];
yield [
<<<'INPUT'
<?php
namespace {
echo \FOO, \BAR;
}
INPUT
];
}
/**
* @dataProvider provideFixImportFunctionsCases
*/
public function testFixImportFunctions(string $expected, ?string $input = null): void
{
$this->fixer->configure(['import_functions' => true]);
$this->doTest($expected, $input);
}
public static function provideFixImportFunctionsCases(): iterable
{
yield 'non-global names' => [
<<<'EXPECTED'
<?php
namespace Test;
foo();
Bar\baz();
namespace\foo2();
EXPECTED
];
yield 'name already used [1]' => [
<<<'EXPECTED'
<?php
namespace Test;
\foo();
Foo();
\foo();
EXPECTED
];
yield 'name already used [2]' => [
<<<'EXPECTED'
<?php
namespace Test;
use function Bar\foo;
\Foo();
EXPECTED
];
yield 'name already used [3]' => [
<<<'EXPECTED'
<?php
namespace Test;
function foo() {}
\Foo();
EXPECTED
];
yield 'without namespace / do not import' => [
<<<'INPUT'
<?php
\foo();
\bar();
\Foo();
INPUT
];
yield 'with namespace' => [
<<<'EXPECTED'
<?php
namespace Test;
use function bar;
use function foo;
foo();
bar();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
\foo();
\bar();
INPUT
];
yield 'with namespace with {} syntax' => [
<<<'EXPECTED'
<?php
namespace Test {
use function bar;
use function foo;
foo();
bar();
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test {
\foo();
\bar();
}
INPUT
];
yield 'ignore other imported types' => [
<<<'EXPECTED'
<?php
namespace Test;
use bar;
use function bar;
use function foo;
foo();
bar();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use bar;
\foo();
\bar();
INPUT
];
yield 'respect already imported names [1]' => [
<<<'EXPECTED'
<?php
namespace Test;
use function bar;
use function foo;
foo();
Bar();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use function bar;
\foo();
\Bar();
INPUT
];
yield 'respect already imported names [2]' => [
<<<'EXPECTED'
<?php
namespace Test;
use function \bar;
use function foo;
foo();
Bar();
bar();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use function \bar;
\foo();
\Bar();
bar();
INPUT
];
yield 'handle aliased imports' => [
<<<'EXPECTED'
<?php
namespace Test;
use function bar as baz;
use function foo;
foo();
baz();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use function bar as baz;
\foo();
\Bar();
INPUT
];
yield 'ignore class methods' => [
<<<'EXPECTED'
<?php
namespace Test;
use function foo;
class Bar {
function foo() {}
}
foo();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
class Bar {
function foo() {}
}
\foo();
INPUT
];
yield 'name already used' => [
<<<'EXPECTED'
<?php
namespace Test;
class Bar {
function baz() {
new class() {
function baz() {
function foo() {}
}
};
}
}
\foo();
EXPECTED
];
}
/**
* @dataProvider provideFixImportClassesCases
*/
public function testFixImportClasses(string $expected, ?string $input = null): void
{
$this->fixer->configure(['import_classes' => true]);
$this->doTest($expected, $input);
}
public static function provideFixImportClassesCases(): iterable
{
yield 'non-global names' => [
<<<'EXPECTED'
<?php
namespace Test;
new Foo();
new Bar\Baz();
new namespace\Foo2();
/** @var Foo|Bar\Baz $x */
$x = x();
EXPECTED
];
yield 'name already used [1]' => [
<<<'EXPECTED'
<?php
namespace Test;
new \Foo();
new foo();
/** @var \Foo $foo */
$foo = new \Foo();
EXPECTED
];
yield 'name already used [2]' => [
<<<'EXPECTED'
<?php
namespace Test;
use Bar\foo;
/** @var \Foo $foo */
$foo = new \Foo();
EXPECTED
];
yield 'name already used [3]' => [
<<<'EXPECTED'
<?php
namespace Test;
class foo {}
/** @var \Foo $foo */
$foo = new \Foo();
EXPECTED
];
yield 'name already used [4]' => [
<<<'EXPECTED'
<?php
namespace Test;
/** @return array<string, foo> */
function x() {}
/** @var \Foo $foo */
$foo = new \Foo();
EXPECTED
];
yield 'without namespace / do not import' => [
<<<'INPUT'
<?php
/** @var \Foo $foo */
$foo = new \foo();
new \Bar();
\FOO::baz();
INPUT
];
yield 'with namespace' => [
<<<'EXPECTED'
<?php
namespace Test;
use Bar;
use Baz;
use Foo;
new Foo();
Bar::baz();
/** @return Baz<string, foo> */
function x() {}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
new \Foo();
\Bar::baz();
/** @return \Baz<string, \foo> */
function x() {}
INPUT
];
yield 'with namespace with {} syntax' => [
<<<'EXPECTED'
<?php
namespace Test {
use Bar;
use Foo;
new Foo();
Bar::baz();
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test {
new \Foo();
\Bar::baz();
}
INPUT
];
yield 'phpdoc only' => [
<<<'EXPECTED'
<?php
namespace Test;
use Throwable;
/** @throws Throwable */
function x() {}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
/** @throws \Throwable */
function x() {}
INPUT
];
yield 'ignore other imported types' => [
<<<'EXPECTED'
<?php
namespace Test;
use function Bar;
use Bar;
use Foo;
new Foo();
Bar::baz();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use function Bar;
new \Foo();
\Bar::baz();
INPUT
];
yield 'respect already imported names [1]' => [
<<<'EXPECTED'
<?php
namespace Test;
use Bar;
use Foo;
new Foo();
bar::baz();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use Bar;
new \Foo();
\bar::baz();
INPUT
];
yield 'respect already imported names [2]' => [
<<<'EXPECTED'
<?php
namespace Test;
use \Bar;
use Foo;
new Foo();
new bar();
new Bar();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use \Bar;
new \Foo();
new \bar();
new Bar();
INPUT
];
yield 'respect already imported names [3]' => [
<<<'EXPECTED'
<?php
namespace Test;
use Throwable;
/** @throws Throwable */
function x() {}
/** @throws Throwable */
function y() {}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use Throwable;
/** @throws Throwable */
function x() {}
/** @throws \Throwable */
function y() {}
INPUT
];
yield 'handle aliased imports' => [
<<<'EXPECTED'
<?php
namespace Test;
use Bar as Baz;
use Foo;
new Foo();
/** @var Baz $bar */
$bar = new Baz();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use Bar as Baz;
new \Foo();
/** @var \bar $bar */
$bar = new \bar();
INPUT
];
yield 'handle typehints' => [
<<<'EXPECTED'
<?php
namespace Test;
use Bar;
use Baz;
use Foo;
class Abc {
function bar(Foo $a, Bar $b, foo &$c, Baz ...$d) {}
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
class Abc {
function bar(\Foo $a, \Bar $b, \foo &$c, \Baz ...$d) {}
}
INPUT
];
yield 'handle typehints 2' => [
<<<'EXPECTED'
<?php
namespace Test;
use Bar;
use Foo;
class Abc {
function bar(?Foo $a): ?Bar {}
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
class Abc {
function bar(?\Foo $a): ?\Bar {}
}
INPUT
];
yield 'try catch' => [
<<<'EXPECTED'
<?php
namespace Test;
use Exception;
try {
} catch (Exception $e) {
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
try {
} catch (\Exception $e) {
}
INPUT
];
yield 'try catch with comments' => [
<<<'EXPECTED'
<?php
namespace Test;
use Exception;
try {
} catch (/* ... */ Exception $e /* ... */) {
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
try {
} catch (/* ... */ \Exception $e /* ... */) {
}
INPUT
];
}
/**
* @dataProvider provideFixImportClasses80Cases
*
* @requires PHP 8.0
*/
public function testFixImportClasses80(string $expected, string $input): void
{
$this->fixer->configure(['import_classes' => true]);
$this->doTest($expected, $input);
}
public static function provideFixImportClasses80Cases(): iterable
{
yield 'try catch without variable' => [
<<<'EXPECTED'
<?php
namespace Test;
use Exception;
try {
} catch (Exception) {
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
try {
} catch (\Exception) {
}
INPUT
];
yield 'try catch without variable and comments' => [
<<<'EXPECTED'
<?php
namespace Test;
use Exception;
try {
} catch (/* non-capturing catch */ Exception /* just because! */) {
}
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
try {
} catch (/* non-capturing catch */ \Exception /* just because! */) {
}
INPUT
];
}
/**
* @dataProvider provideFixFullyQualifyConstantsCases
*/
public function testFixFullyQualifyConstants(string $expected, ?string $input = null): void
{
$this->fixer->configure(['import_constants' => false]);
$this->doTest($expected, $input);
}
public static function provideFixFullyQualifyConstantsCases(): iterable
{
yield 'already fqn or sub namespace' => [
<<<'EXPECTED'
<?php
use const FOO;
use const BAR;
echo \FOO, Baz\BAR;
EXPECTED
];
yield 'handle all occurrences' => [
<<<'EXPECTED'
<?php
namespace X;
use const FOO;
use const BAR;
echo \FOO, \BAR, \FOO;
EXPECTED,
<<<'INPUT'
<?php
namespace X;
use const FOO;
use const BAR;
echo FOO, BAR, FOO;
INPUT
];
yield 'ignore other imports and non-imported names' => [
<<<'EXPECTED'
<?php
namespace Test;
use FOO;
use const BAR;
use const Baz;
echo FOO, \BAR, BAZ, QUX;
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use FOO;
use const BAR;
use const Baz;
echo FOO, BAR, BAZ, QUX;
INPUT
];
}
/**
* @dataProvider provideFixFullyQualifyFunctionsCases
*/
public function testFixFullyQualifyFunctions(string $expected, ?string $input = null): void
{
$this->fixer->configure(['import_functions' => false]);
$this->doTest($expected, $input);
}
public static function provideFixFullyQualifyFunctionsCases(): iterable
{
yield 'already fqn or sub namespace' => [
<<<'EXPECTED'
<?php
use function foo;
use function bar;
\foo();
Baz\bar();
EXPECTED
];
yield 'handle all occurrences' => [
<<<'EXPECTED'
<?php
namespace X;
use function foo;
use function bar;
\foo();
\bar();
\Foo();
EXPECTED,
<<<'INPUT'
<?php
namespace X;
use function foo;
use function bar;
foo();
bar();
Foo();
INPUT
];
yield 'ignore other imports and non-imported names' => [
<<<'EXPECTED'
<?php
namespace Test;
use foo;
use function bar;
foo();
\bar();
baz();
EXPECTED,
<<<'INPUT'
<?php
namespace Test;
use foo;
use function bar;
foo();
bar();
baz();
INPUT
];
}
/**
* @dataProvider provideFixFullyQualifyClassesCases
*/
public function testFixFullyQualifyClasses(string $expected, ?string $input = null): void
{
$this->fixer->configure(['import_classes' => false]);
$this->doTest($expected, $input);
}
public static function provideFixFullyQualifyClassesCases(): iterable
{
yield 'already fqn or sub namespace' => [
<<<'EXPECTED'
<?php
use Foo;
use Bar;
new \Foo();
Baz\Bar::baz();
/**
* @param \Foo $foo
* @param Baz\Bar $bar
*/
function abc(\Foo $foo, Baz\Bar $bar = null) {}
EXPECTED
];
yield 'handle all occurrences' => [
<<<'EXPECTED'
<?php
namespace X;
use Foo;
use Bar;
new \Foo();
new \Bar();
\foo::baz();
/**
* @param \Foo|string $foo
* @param null|\Bar[] $bar
* @return array<string, ?\Bar<int, \foo>>|null
*/
function abc($foo, \Bar $bar = null) {}
EXPECTED,
<<<'INPUT'
<?php
namespace X;
use Foo;
use Bar;
new Foo();
new Bar();
foo::baz();
/**
* @param Foo|string $foo
* @param null|Bar[] $bar
* @return array<string, ?Bar<int, foo>>|null
*/
function abc($foo, Bar $bar = null) {}
INPUT
];