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Implement assertEmpty extension

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Lines changed: 11 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -3,6 +3,8 @@`
`3`	`3`	`namespace PHPStan\Type\PHPUnit\Assert;`
`4`	`4`
`5`	`5`	`use Closure;`
	`6`	`+use Countable;`
	`7`	`+use EmptyIterator;`
`6`	`8`	`use PhpParser\Node\Arg;`
`7`	`9`	`use PhpParser\Node\Expr;`
`8`	`10`	`use PhpParser\Node\Expr\BinaryOp\Identical;`
`@@ -156,6 +158,15 @@ private static function getExpressionResolvers(): array`
`156`	`158`	`new ConstFetch(new Name('null'))`
`157`	`159`	`);`
`158`	`160`	`},`
	`161`	`+ 'Empty' => static function (Scope $scope, Arg $actual): Expr\BinaryOp\BooleanOr {`
	`162`	`+ return new Expr\BinaryOp\BooleanOr(`
	`163`	`+ new Instanceof_($actual->value, new Name(EmptyIterator::class)),`
	`164`	`+ new Expr\BinaryOp\BooleanOr(`
	`165`	`+ new Instanceof_($actual->value, new Name(Countable::class)),`
	`166`	`+ new Expr\Empty_($actual->value)`
	`167`	`+ )`
	`168`	`+ );`
	`169`	`+ },`
`159`	`170`	`'IsArray' => static function (Scope $scope, Arg $actual): FuncCall {`
`160`	`171`	`return new FuncCall(new Name('is_array'), [$actual]);`
`161`	`172`	`},`

Lines changed: 7 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -4,6 +4,7 @@`
`4`	`4`
`5`	`5`	`use function PHPStan\Testing\assertType;`
`6`	`6`	`use function PHPUnit\Framework\assertArrayHasKey;`
	`7`	`+use function PHPUnit\Framework\assertEmpty;`
`7`	`8`	`use function PHPUnit\Framework\assertInstanceOf;`
`8`	`9`	`use function PHPUnit\Framework\assertObjectHasAttribute;`
`9`	`10`
`@@ -36,4 +37,10 @@ public function objectHasAttribute(object $a): void`
`36`	`37`	`assertType("object&hasProperty(property)", $a);`
`37`	`38`	`}`
`38`	`39`
	`40`	`+ public function testEmpty($a): void`
	`41`	`+ {`
	`42`	`+ assertEmpty($a);`
	`43`	`+ assertType("0\|0.0\|''\|'0'\|array{}\|Countable\|EmptyIterator\|false\|null", $a);`
	`44`	`+ }`
	`45`	`+`
`39`	`46`	`}`

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