mirror of
https://github.com/danog/psalm.git
synced 2024-11-30 04:39:00 +01:00
917 lines
28 KiB
PHP
917 lines
28 KiB
PHP
<?php
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namespace Psalm\Tests;
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use Psalm\Internal\Type\TypeCombiner;
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use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
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use Psalm\Type;
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use Psalm\Type\Atomic;
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use function array_reverse;
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class TypeCombinationTest extends TestCase
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{
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use ValidCodeAnalysisTestTrait;
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/**
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* @dataProvider providerTestValidTypeCombination
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* @param non-empty-list<string> $types
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*/
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public function testValidTypeCombination(string $expected, array $types): void
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{
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$converted_types = [];
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foreach ($types as $type) {
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$converted_type = self::getAtomic($type);
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/** @psalm-suppress InaccessibleProperty */
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$converted_type->from_docblock = true;
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$converted_types[] = $converted_type;
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}
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$this->assertSame(
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$expected,
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TypeCombiner::combine($converted_types)->getId(),
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);
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$this->assertSame(
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$expected,
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TypeCombiner::combine(array_reverse($converted_types))->getId(),
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);
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}
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public function providerValidCodeParse(): iterable
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{
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return [
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'multipleValuedArray' => [
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'code' => '<?php
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class A {}
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class B {}
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$var = [];
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$var[] = new A();
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$var[] = new B();',
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],
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'preventLiteralAndClassString' => [
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'code' => '<?php
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/**
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* @param "array"|class-string $type_name
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*/
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function foo(string $type_name) : bool {
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return $type_name === "array";
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}',
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],
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'NeverTwice' => [
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'code' => '<?php
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/** @return no-return */
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function other() {
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throw new Exception();
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}
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rand(0,1) ? die() : other();',
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],
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'ArrayAndTraversableNotIterable' => [
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'code' => '<?php declare(strict_types=1);
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/** @param mixed $identifier */
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function isNullIdentifier($identifier): bool
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{
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if ($identifier instanceof \Traversable || is_array($identifier)) {
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expectsTraversableOrArray($identifier);
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}
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return false;
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}
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/** @param Traversable|array<array-key, mixed> $_a */
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function expectsTraversableOrArray($_a): void
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{
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}
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',
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],
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'emptyStringNumericStringDontCombine' => [
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'code' => '<?php
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/**
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* @param numeric-string $arg
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* @return void
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*/
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function takesNumeric($arg) {}
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$b = rand(0, 10);
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$a = $b < 5 ? "" : (string) $b;
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if ($a !== "") {
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takesNumeric($a);
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}
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/** @var ""|numeric-string $c */
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if (is_numeric($c)) {
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takesNumeric($c);
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}',
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],
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'emptyStringNumericStringDontCombineNegation' => [
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'code' => '<?php
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/**
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* @param ""|"hello" $arg
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* @return void
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*/
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function takesLiteralString($arg) {}
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/** @var ""|numeric-string $c */
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if (!is_numeric($c)) {
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takesLiteralString($c);
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}',
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],
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'tooLongLiteralShouldBeNonFalsyString' => [
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'code' => '<?php
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$x = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa";',
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'assertions' => [
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'$x===' => 'non-falsy-string',
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],
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],
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];
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}
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/**
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* @return array<string,array{string,non-empty-list<string>}>
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*/
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public function providerTestValidTypeCombination(): array
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{
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return [
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'complexArrayFallback1' => [
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'array{other_references: list<Psalm\Internal\Analyzer\DataFlowNodeData>|null, taint_trace: list<array<array-key, mixed>>|null, ...<string, mixed>}',
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[
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'array{other_references: list<Psalm\Internal\Analyzer\DataFlowNodeData>|null, taint_trace: null}&array<string, mixed>',
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'array{other_references: list<Psalm\Internal\Analyzer\DataFlowNodeData>|null, taint_trace: list<array<array-key, mixed>>}&array<string, mixed>',
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],
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],
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'complexArrayFallback2' => [
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'list{0?: 0|a, 1?: 0|a, ...<a>}',
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[
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'list<a>',
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'list{0, 0}',
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],
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],
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'intOrString' => [
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'int|string',
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[
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'int',
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'string',
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],
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],
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'mixedOrNull' => [
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'mixed|null',
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[
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'mixed',
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'null',
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],
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],
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'mixedOrNever' => [
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'mixed',
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[
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'never',
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'mixed',
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],
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],
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'mixedOrObject' => [
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'mixed|object',
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[
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'mixed',
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'object',
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],
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],
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'mixedOrEmptyArray' => [
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'array<never, never>|mixed',
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[
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'mixed',
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'array<never, never>',
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],
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],
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'falseTrueToBool' => [
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'bool',
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[
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'false',
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'true',
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],
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],
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'trueFalseToBool' => [
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'bool',
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[
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'true',
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'false',
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],
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],
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'trueBoolToBool' => [
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'bool',
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[
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'true',
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'bool',
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],
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],
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'boolTrueToBool' => [
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'bool',
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[
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'bool',
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'true',
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],
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],
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'intOrTrueOrFalseToBool' => [
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'bool|int',
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[
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'int',
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'false',
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'true',
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],
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],
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'intOrBoolOrTrueToBool' => [
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'bool|int',
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[
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'int',
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'bool',
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'true',
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],
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],
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'intOrTrueOrBoolToBool' => [
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'bool|int',
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[
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'int',
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'true',
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'bool',
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],
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],
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'arrayOfIntOrString' => [
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'array<array-key, int|string>',
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[
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'array<int>',
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'array<string>',
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],
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],
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'arrayOfIntOrAlsoString' => [
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'array<array-key, int>|string',
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[
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'array<int>',
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'string',
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],
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],
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'emptyArrays' => [
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'array<never, never>',
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[
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'array<never, never>',
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'array<never, never>',
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],
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],
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'arrayStringOrEmptyArray' => [
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'array<array-key, string>',
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[
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'array<never>',
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'array<string>',
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],
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],
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'arrayMixedOrString' => [
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'array<array-key, mixed|string>',
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[
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'array<mixed>',
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'array<string>',
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],
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],
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'arrayMixedOrStringKeys' => [
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'array<array-key, string>',
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[
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'array<int|string,string>',
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'array<mixed,string>',
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],
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],
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'arrayMixedOrEmpty' => [
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'array<array-key, mixed>',
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[
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'array<never>',
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'array<mixed>',
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],
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],
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'arrayBigCombination' => [
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'array<array-key, float|int|string>',
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[
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'array<int|float>',
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'array<string>',
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],
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],
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'arrayTraversableToIterable' => [
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'iterable<array-key|mixed, mixed>',
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[
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'array',
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'Traversable',
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],
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],
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'arrayIterableToIterable' => [
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'iterable<mixed, mixed>',
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[
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'array',
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'iterable',
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],
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],
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'iterableArrayToIterable' => [
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'iterable<mixed, mixed>',
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[
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'iterable',
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'array',
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],
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],
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'traversableIterableToIterable' => [
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'iterable<mixed, mixed>',
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[
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'Traversable',
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'iterable',
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],
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],
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'iterableTraversableToIterable' => [
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'iterable<mixed, mixed>',
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[
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'iterable',
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'Traversable',
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],
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],
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'arrayTraversableToIterableWithParams' => [
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'iterable<int, bool|string>',
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[
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'array<int, string>',
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'Traversable<int, bool>',
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],
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],
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'arrayIterableToIterableWithParams' => [
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'iterable<int, bool|string>',
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[
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'array<int, string>',
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'iterable<int, bool>',
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],
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],
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'iterableArrayToIterableWithParams' => [
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'iterable<int, bool|string>',
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[
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'iterable<int, string>',
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'array<int, bool>',
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],
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],
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'traversableIterableToIterableWithParams' => [
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'iterable<int, bool|string>',
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[
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'Traversable<int, string>',
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'iterable<int, bool>',
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],
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],
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'iterableTraversableToIterableWithParams' => [
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'iterable<int, bool|string>',
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[
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'iterable<int, string>',
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'Traversable<int, bool>',
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],
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],
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'arrayObjectAndParamsWithEmptyArray' => [
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'ArrayObject<int, string>|array<never, never>',
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[
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'ArrayObject<int, string>',
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'array<never, never>',
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],
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],
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'emptyArrayWithArrayObjectAndParams' => [
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'ArrayObject<int, string>|array<never, never>',
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[
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'array<never, never>',
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'ArrayObject<int, string>',
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],
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],
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'emptyArrayAndFalse' => [
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'array<never, never>|false',
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[
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'array<never, never>',
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'false',
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],
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],
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'emptyArrayAndTrue' => [
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'array<never, never>|true',
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[
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'array<never, never>',
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'true',
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],
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],
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'emptyArrayWithTrueAndFalse' => [
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'array<never, never>|bool',
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[
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'array<never, never>',
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'true',
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'false',
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],
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],
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'falseDestruction' => [
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'bool',
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[
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'false',
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'bool',
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],
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],
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'onlyFalse' => [
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'false',
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[
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'false',
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],
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],
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'onlyTrue' => [
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'true',
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[
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'true',
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],
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],
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'falseFalseDestruction' => [
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'false',
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[
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'false',
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'false',
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],
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],
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'aAndAOfB' => [
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'A|A<B>',
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[
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'A',
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'A<B>',
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],
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],
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'combineObjectType1' => [
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'array{a?: int, b?: string}',
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[
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'array{a: int}',
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'array{b: string}',
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],
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],
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'combineObjectType2' => [
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'array{a: int|string, b?: string}',
|
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[
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'array{a: int}',
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'array{a: string,b: string}',
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],
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],
|
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'combineObjectTypeWithIntKeyedArray' => [
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"array<'a'|int, int|string>",
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[
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'array{a: int}',
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'array<int, string>',
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],
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],
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'combineNestedObjectTypeWithTKeyedArrayIntKeyedArray' => [
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"array{a: array<'a'|int, int|string>}",
|
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[
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'array{a: array{a: int}}',
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'array{a: array<int, string>}',
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],
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|
],
|
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'combineIntKeyedObjectTypeWithNestedIntKeyedArray' => [
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|
"array<int, array<'a'|int, int|string>>",
|
|
[
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'array<int, array{a:int}>',
|
|
'array<int, array<int, string>>',
|
|
],
|
|
],
|
|
'combineNestedObjectTypeWithNestedIntKeyedArray' => [
|
|
"array<'a'|int, array<'a'|int, int|string>>",
|
|
[
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'array{a: array{a: int}}',
|
|
'array<int, array<int, string>>',
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|
],
|
|
],
|
|
'combinePossiblyUndefinedKeys' => [
|
|
'array{a: bool, b?: mixed, d?: mixed}',
|
|
[
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|
'array{a: false, b: mixed}',
|
|
'array{a: true, d: mixed}',
|
|
'array{a: true, d: mixed}',
|
|
],
|
|
],
|
|
'combinePossiblyUndefinedKeysAndString' => [
|
|
'array{a: string, b?: int}|string',
|
|
[
|
|
'array{a: string, b?: int}',
|
|
'string',
|
|
],
|
|
],
|
|
'combineMixedArrayWithTKeyedArray' => [
|
|
'array<array-key, mixed>',
|
|
[
|
|
'array{a: int}',
|
|
'array',
|
|
],
|
|
],
|
|
'traversableAorB' => [
|
|
'Traversable<mixed, A|B>',
|
|
[
|
|
'Traversable<A>',
|
|
'Traversable<B>',
|
|
],
|
|
],
|
|
'iterableAorB' => [
|
|
'iterable<mixed, A|B>',
|
|
[
|
|
'iterable<A>',
|
|
'iterable<B>',
|
|
],
|
|
],
|
|
'FooAorB' => [
|
|
'Foo<A>|Foo<B>',
|
|
[
|
|
'Foo<A>',
|
|
'Foo<B>',
|
|
],
|
|
],
|
|
'traversableOfMixed' => [
|
|
'Traversable<mixed, mixed>',
|
|
[
|
|
'Traversable',
|
|
'Traversable<mixed, mixed>',
|
|
],
|
|
],
|
|
'traversableAndIterator' => [
|
|
'Traversable&Iterator',
|
|
[
|
|
'Traversable&Iterator',
|
|
'Traversable&Iterator',
|
|
],
|
|
],
|
|
'traversableOfMixedAndIterator' => [
|
|
'Traversable<mixed, mixed>&Iterator',
|
|
[
|
|
'Traversable<mixed, mixed>&Iterator',
|
|
'Traversable<mixed, mixed>&Iterator',
|
|
],
|
|
],
|
|
'objectLikePlusArrayEqualsArray' => [
|
|
"array<'a'|'b'|'c', 1|2|3>",
|
|
[
|
|
'array<"a"|"b"|"c", 1|2|3>',
|
|
'array{a: 1|2, b: 2|3, c: 1|3}',
|
|
],
|
|
],
|
|
'combineClosures' => [
|
|
'Closure(A):void|Closure(B):void',
|
|
[
|
|
'Closure(A):void',
|
|
'Closure(B):void',
|
|
],
|
|
],
|
|
'combineClassStringWithString' => [
|
|
'string',
|
|
[
|
|
'class-string',
|
|
'string',
|
|
],
|
|
],
|
|
'combineClassStringWithFalse' => [
|
|
'class-string|false',
|
|
[
|
|
'class-string',
|
|
'false',
|
|
],
|
|
],
|
|
'combineRefinedClassStringWithString' => [
|
|
'string',
|
|
[
|
|
'class-string<Exception>',
|
|
'string',
|
|
],
|
|
],
|
|
'combineRefinedClassStrings' => [
|
|
'class-string<Exception>|class-string<Iterator>',
|
|
[
|
|
'class-string<Exception>',
|
|
'class-string<Iterator>',
|
|
],
|
|
],
|
|
'combineClassStringsWithLiteral' => [
|
|
'class-string',
|
|
[
|
|
'class-string',
|
|
'Exception::class',
|
|
],
|
|
],
|
|
'combineClassStringWithNumericString' => [
|
|
'class-string|numeric-string',
|
|
[
|
|
'class-string',
|
|
'numeric-string',
|
|
],
|
|
],
|
|
'combineRefinedClassStringWithNumericString' => [
|
|
'class-string<Exception>|numeric-string',
|
|
[
|
|
'class-string<Exception>',
|
|
'numeric-string',
|
|
],
|
|
],
|
|
'combineClassStringWithTraitString' => [
|
|
'class-string|trait-string',
|
|
[
|
|
'class-string',
|
|
'trait-string',
|
|
],
|
|
],
|
|
'combineRefinedClassStringWithTraitString' => [
|
|
'class-string<Exception>|trait-string',
|
|
[
|
|
'class-string<Exception>',
|
|
'trait-string',
|
|
],
|
|
],
|
|
'combineCallableAndCallableString' => [
|
|
'callable',
|
|
[
|
|
'callable',
|
|
'callable-string',
|
|
],
|
|
],
|
|
'combineCallableStringAndCallable' => [
|
|
'callable',
|
|
[
|
|
'callable-string',
|
|
'callable',
|
|
],
|
|
],
|
|
'combineCallableAndCallableObject' => [
|
|
'callable',
|
|
[
|
|
'callable',
|
|
'callable-object',
|
|
],
|
|
],
|
|
'combineCallableObjectAndCallable' => [
|
|
'callable',
|
|
[
|
|
'callable-object',
|
|
'callable',
|
|
],
|
|
],
|
|
'combineCallableAndCallableArray' => [
|
|
'callable',
|
|
[
|
|
'callable',
|
|
'callable-array',
|
|
],
|
|
],
|
|
'combineCallableArrayAndCallable' => [
|
|
'callable',
|
|
[
|
|
'callable-array',
|
|
'callable',
|
|
],
|
|
],
|
|
'combineCallableArrayAndArray' => [
|
|
'array<array-key, mixed>',
|
|
[
|
|
'callable-array{class-string, string}',
|
|
'array',
|
|
],
|
|
],
|
|
'combineGenericArrayAndMixedArray' => [
|
|
'array<array-key, int|mixed>',
|
|
[
|
|
'array<string, int>',
|
|
'array<array-key, mixed>',
|
|
],
|
|
],
|
|
'combineTKeyedArrayAndArray' => [
|
|
'array<array-key, mixed>',
|
|
[
|
|
'array{hello: int}',
|
|
'array<array-key, mixed>',
|
|
],
|
|
],
|
|
'combineTKeyedArrayAndNestedArray' => [
|
|
'array<array-key, mixed>',
|
|
[
|
|
'array{hello: array{goodbye: int}}',
|
|
'array<array-key, mixed>',
|
|
],
|
|
],
|
|
'combineNumericStringWithLiteralString' => [
|
|
'numeric-string',
|
|
[
|
|
'numeric-string',
|
|
'"1"',
|
|
],
|
|
],
|
|
'combineLiteralStringWithNumericString' => [
|
|
'numeric-string',
|
|
[
|
|
'"1"',
|
|
'numeric-string',
|
|
],
|
|
],
|
|
'combineNonEmptyListWithTKeyedArrayList' => [
|
|
'list{null|string, ...<string>}',
|
|
[
|
|
'non-empty-list<string>',
|
|
'array{null}',
|
|
],
|
|
],
|
|
'combineZeroAndPositiveInt' => [
|
|
'int<0, max>',
|
|
[
|
|
'0',
|
|
'positive-int',
|
|
],
|
|
],
|
|
'combinePositiveIntAndZero' => [
|
|
'int<0, max>',
|
|
[
|
|
'positive-int',
|
|
'0',
|
|
],
|
|
],
|
|
'combinePositiveIntAndMinusOne' => [
|
|
'int<-1, max>',
|
|
[
|
|
'positive-int',
|
|
'-1',
|
|
],
|
|
],
|
|
'combinePositiveIntZeroAndMinusOne' => [
|
|
'int<-1, max>',
|
|
[
|
|
'0',
|
|
'positive-int',
|
|
'-1',
|
|
],
|
|
],
|
|
'combineMinusOneAndPositiveInt' => [
|
|
'int<-1, max>',
|
|
[
|
|
'-1',
|
|
'positive-int',
|
|
],
|
|
],
|
|
'combineZeroMinusOneAndPositiveInt' => [
|
|
'int<-1, max>',
|
|
[
|
|
'0',
|
|
'-1',
|
|
'positive-int',
|
|
],
|
|
],
|
|
'combineZeroOneAndPositiveInt' => [
|
|
'int<0, max>',
|
|
[
|
|
'0',
|
|
'1',
|
|
'positive-int',
|
|
],
|
|
],
|
|
'combinePositiveIntOneAndZero' => [
|
|
'int<0, max>',
|
|
[
|
|
'positive-int',
|
|
'1',
|
|
'0',
|
|
],
|
|
],
|
|
'combinePositiveInts' => [
|
|
'int<1, max>',
|
|
[
|
|
'positive-int',
|
|
'positive-int',
|
|
],
|
|
],
|
|
'combineNonEmptyArrayAndKeyedArray' => [
|
|
'array<int, int>',
|
|
[
|
|
'non-empty-array<int, int>',
|
|
'array{0?:int}',
|
|
],
|
|
],
|
|
'combineNonEmptyStringAndLiteral' => [
|
|
'non-empty-string',
|
|
[
|
|
'non-empty-string',
|
|
'"foo"',
|
|
],
|
|
],
|
|
'combineLiteralAndNonEmptyString' => [
|
|
'non-empty-string',
|
|
[
|
|
'"foo"',
|
|
'non-empty-string',
|
|
],
|
|
],
|
|
'combineTruthyStringAndNonEmptyString' => [
|
|
'non-empty-string',
|
|
[
|
|
'truthy-string',
|
|
'non-empty-string',
|
|
],
|
|
],
|
|
'combineNonFalsyNonEmptyString' => [
|
|
'non-empty-string',
|
|
[
|
|
'non-falsy-string',
|
|
'non-empty-string',
|
|
],
|
|
],
|
|
'combineNonEmptyNonFalsyString' => [
|
|
'non-empty-string',
|
|
[
|
|
'non-empty-string',
|
|
'non-falsy-string',
|
|
],
|
|
],
|
|
'combineNonEmptyStringAndNumericString' => [
|
|
'non-empty-string',
|
|
[
|
|
'non-empty-string',
|
|
'numeric-string',
|
|
],
|
|
],
|
|
'combineNumericStringAndNonEmptyString' => [
|
|
'non-empty-string',
|
|
[
|
|
'numeric-string',
|
|
'non-empty-string',
|
|
],
|
|
],
|
|
'combineNonEmptyLowercaseAndNonFalsyString' => [
|
|
'non-empty-string',
|
|
[
|
|
'non-falsy-string',
|
|
'non-empty-lowercase-string',
|
|
],
|
|
],
|
|
'combineNonEmptyAndEmptyScalar' => [
|
|
'scalar',
|
|
[
|
|
'non-empty-scalar',
|
|
'empty-scalar',
|
|
],
|
|
],
|
|
'combineLiteralStringAndNonspecificLiteral' => [
|
|
'literal-string',
|
|
[
|
|
'literal-string',
|
|
'"foo"',
|
|
],
|
|
],
|
|
'combineNonspecificLiteralAndLiteralString' => [
|
|
'literal-string',
|
|
[
|
|
'"foo"',
|
|
'literal-string',
|
|
],
|
|
],
|
|
'combineLiteralIntAndNonspecificLiteral' => [
|
|
'literal-int',
|
|
[
|
|
'literal-int',
|
|
'5',
|
|
],
|
|
],
|
|
'combineNonspecificLiteralAndLiteralInt' => [
|
|
'literal-int',
|
|
[
|
|
'5',
|
|
'literal-int',
|
|
],
|
|
],
|
|
'combineNonspecificLiteralAndPositiveInt' => [
|
|
'int',
|
|
[
|
|
'positive-int',
|
|
'literal-int',
|
|
],
|
|
],
|
|
'combinePositiveAndLiteralInt' => [
|
|
'int',
|
|
[
|
|
'literal-int',
|
|
'positive-int',
|
|
],
|
|
],
|
|
'combineNonEmptyStringAndNonEmptyNonSpecificLiteralString' => [
|
|
'non-empty-string',
|
|
[
|
|
'non-empty-literal-string',
|
|
'non-empty-string',
|
|
],
|
|
],
|
|
'combineNonEmptyNonSpecificLiteralStringAndNonEmptyString' => [
|
|
'non-empty-string',
|
|
[
|
|
'non-empty-string',
|
|
'non-empty-literal-string',
|
|
],
|
|
],
|
|
'nonFalsyStringAndFalsyLiteral' => [
|
|
'string',
|
|
[
|
|
'non-falsy-string',
|
|
'"0"',
|
|
],
|
|
],
|
|
];
|
|
}
|
|
|
|
private static function getAtomic(string $string): Atomic
|
|
{
|
|
return Type::parseString($string)->getSingleAtomic();
|
|
}
|
|
}
|