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477 lines
22 KiB
PHP
477 lines
22 KiB
PHP
<?php
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namespace Psalm\Tests;
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use Psalm\Tests\Traits\InvalidCodeAnalysisTestTrait;
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use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
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class CoreStubsTest extends TestCase
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{
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use ValidCodeAnalysisTestTrait;
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use InvalidCodeAnalysisTestTrait;
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public function providerValidCodeParse(): iterable
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{
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yield 'RecursiveArrayIterator::CHILD_ARRAYS_ONLY (#6464)' => [
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'code' => '<?php
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new RecursiveArrayIterator([], RecursiveArrayIterator::CHILD_ARRAYS_ONLY);',
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];
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yield 'proc_open() named arguments' => [
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'code' => '<?php
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proc_open(
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command: "ls",
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descriptor_spec: [],
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pipes: $pipes,
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cwd: null,
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env_vars: null,
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options: null
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);',
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'assertions' => [],
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'ignored_issues' => [],
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'php_version' => '8.0',
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];
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yield 'Iterating over \DatePeriod (#5954) PHP7 Traversable' => [
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'code' => '<?php
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$period = new DatePeriod(
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new DateTimeImmutable("now"),
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DateInterval::createFromDateString("1 day"),
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new DateTime("+1 week")
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);
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$dt = null;
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foreach ($period as $dt) {
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echo $dt->format("Y-m-d");
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}',
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'assertions' => [
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'$period' => 'DatePeriod<DateTimeImmutable>',
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'$dt' => 'DateTimeInterface|null',
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],
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'ignored_issues' => [],
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'php_version' => '7.3',
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];
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yield 'Iterating over \DatePeriod (#5954) PHP8 IteratorAggregate' => [
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'code' => '<?php
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$period = new DatePeriod(
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new DateTimeImmutable("now"),
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DateInterval::createFromDateString("1 day"),
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new DateTime("+1 week")
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);
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$dt = null;
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foreach ($period as $dt) {
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echo $dt->format("Y-m-d");
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}',
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'assertions' => [
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'$period' => 'DatePeriod<DateTimeImmutable>',
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'$dt' => 'DateTimeImmutable|null',
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],
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'ignored_issues' => [],
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'php_version' => '8.0',
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];
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yield 'Iterating over \DatePeriod (#5954), ISO string' => [
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'code' => '<?php
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$period = new DatePeriod("R4/2012-07-01T00:00:00Z/P7D");
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$dt = null;
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foreach ($period as $dt) {
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echo $dt->format("Y-m-d");
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}',
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'assertions' => [
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'$period' => 'DatePeriod<string>',
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'$dt' => 'DateTime|null',
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],
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'ignored_issues' => [],
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'php_version' => '8.0',
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];
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yield 'DatePeriod implements only Traversable on PHP 7' => [
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'code' => '<?php
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$period = new DatePeriod("R4/2012-07-01T00:00:00Z/P7D");
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if ($period instanceof IteratorAggregate) {}',
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'assertions' => [],
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'ignored_issues' => [],
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'php_version' => '7.3',
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];
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yield 'DatePeriod implements IteratorAggregate on PHP 8' => [
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'code' => '<?php
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$period = new DatePeriod("R4/2012-07-01T00:00:00Z/P7D");
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if ($period instanceof IteratorAggregate) {}',
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'assertions' => [],
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'ignored_issues' => ['RedundantCondition'],
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'php_version' => '8.0',
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];
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yield 'sprintf yields a non-empty-string for non-empty-string value' => [
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'code' => '<?php
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/**
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* @param non-empty-string $foo
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* @return non-empty-string
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*/
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function foo(string $foo): string
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{
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return sprintf("%s", $foo);
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}
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',
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];
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yield 'sprintf yields a string for possible empty string param' => [
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'code' => '<?php
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$a = sprintf("%s", "");
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',
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'assertions' => [
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'$a===' => 'string',
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],
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];
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yield 'sprintf accepts Stringable values' => [
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'code' => '<?php
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$a = sprintf(
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"%s",
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new class implements Stringable { public function __toString(): string { return "hello"; } },
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);
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',
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'assertions' => [],
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'ignored_issues' => [],
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'php_version' => '8.0',
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];
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yield 'json_encode returns a non-empty-string provided JSON_THROW_ON_ERROR | JSON_UNESCAPED_UNICODE' => [
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'code' => '<?php
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$a = json_encode([], JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR);
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',
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'assertions' => [
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'$a===' => 'non-empty-string',
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],
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];
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yield 'json_encode returns a non-empty-string with JSON_THROW_ON_ERROR' => [
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'code' => '<?php
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$a = json_encode([], JSON_THROW_ON_ERROR | JSON_HEX_TAG);
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$b = json_encode([], JSON_THROW_ON_ERROR | JSON_HEX_TAG | JSON_HEX_APOS | JSON_HEX_QUOT | JSON_HEX_AMP | JSON_UNESCAPED_UNICODE);
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$c = json_encode([], JSON_THROW_ON_ERROR | JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
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$d = json_encode([], JSON_THROW_ON_ERROR | JSON_PRESERVE_ZERO_FRACTION);
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$e = json_encode([], JSON_PRESERVE_ZERO_FRACTION);
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$f = json_encode([], JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
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',
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'assertions' => [
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'$a===' => 'non-empty-string',
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'$b===' => 'non-empty-string',
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'$c===' => 'non-empty-string',
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'$d===' => 'non-empty-string',
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'$e===' => 'false|non-empty-string',
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'$f===' => 'false|non-empty-string',
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],
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];
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yield 'str_starts_with/str_ends_with/str_contains redundant condition detection' => [
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'code' => '<?php
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$a1 = str_starts_with(uniqid(), "");
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/** @psalm-suppress InvalidLiteralArgument */
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$b1 = str_starts_with("", "random string");
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$c1 = str_starts_with(uniqid(), "random string");
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$a2 = str_ends_with(uniqid(), "");
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/** @psalm-suppress InvalidLiteralArgument */
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$b2 = str_ends_with("", "random string");
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$c2 = str_ends_with(uniqid(), "random string");
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$a3 = str_contains(uniqid(), "");
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/** @psalm-suppress InvalidLiteralArgument */
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$b3 = str_contains("", "random string");
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$c3 = str_contains(uniqid(), "random string");
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',
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'assertions' => [
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'$a1===' => 'true',
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'$b1===' => 'false',
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'$c1===' => 'bool',
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'$a2===' => 'true',
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'$b2===' => 'false',
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'$c2===' => 'bool',
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'$a3===' => 'true',
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'$b3===' => 'false',
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'$c3===' => 'bool',
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],
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];
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yield 'PHP80-str_* function assert non-empty-string' => [
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'code' => '<?php
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/** @return non-empty-string */
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function after_str_contains(): string
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{
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$string = file_get_contents("");
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if (str_contains($string, "foo")) {
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return $string;
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}
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throw new RuntimeException();
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}
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/** @return non-empty-string */
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function after_str_starts_with(): string
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{
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$string = file_get_contents("");
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if (str_starts_with($string, "foo")) {
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return $string;
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}
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throw new RuntimeException();
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}
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/** @return non-empty-string */
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function after_str_ends_with(): string
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{
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$string = file_get_contents("");
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if (str_ends_with($string, "foo")) {
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return $string;
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}
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throw new RuntimeException();
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}
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/** @return non-empty-string */
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function after_strpos(): string
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{
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$string = uniqid();
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if (strpos($string, "foo") !== false) {
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return $string;
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}
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throw new RuntimeException();
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}
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/** @return non-empty-string */
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function after_stripos(): string
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{
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$string = uniqid();
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if (stripos($string, "foo") !== false) {
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return $string;
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}
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throw new RuntimeException();
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}
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$a = after_str_contains();
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$b = after_str_starts_with();
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$c = after_str_ends_with();
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$d = after_strpos();
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$e = after_stripos();
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',
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'assertions' => [
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'$a===' => 'non-empty-string',
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'$b===' => 'non-empty-string',
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'$c===' => 'non-empty-string',
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'$d===' => 'non-empty-string',
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'$e===' => 'non-empty-string',
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],
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];
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yield "PHP80-str_* function doesn't subtract string after assertion" => [
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'code' => '<?php
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/** @return false|string */
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function after_str_contains()
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{
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$string = file_get_contents("");
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if (!str_contains($string, "foo")) {
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return $string;
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}
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throw new RuntimeException();
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}
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/** @return false|string */
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function after_str_starts_with()
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{
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$string = file_get_contents("");
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if (!str_starts_with($string, "foo")) {
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return $string;
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}
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throw new RuntimeException();
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}
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/** @return false|string */
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function after_str_ends_with()
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{
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$string = file_get_contents("");
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if (!str_ends_with($string, "foo")) {
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return $string;
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}
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throw new RuntimeException();
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}
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$a = after_str_contains();
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$b = after_str_starts_with();
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$c = after_str_ends_with();
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',
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'assertions' => [
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'$a===' => 'false|string',
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'$b===' => 'false|string',
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'$c===' => 'false|string',
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],
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];
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yield "str_contains doesn't yield InvalidLiteralArgument for __DIR__" => [
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'code' => '<?php
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$d = __DIR__;
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echo str_contains($d, "psalm");
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',
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];
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yield 'glob return types' => [
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'code' => <<<'PHP'
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<?php
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/** @var int-mask<GLOB_NOCHECK> */
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$maybeNocheckFlag = 0;
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/** @var int-mask<GLOB_ONLYDIR> */
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$maybeOnlydirFlag = 0;
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/** @var string */
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$string = '';
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$emptyPatternNoFlags = glob( '' );
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$emptyPatternWithoutNocheckFlag1 = glob( '', GLOB_MARK );
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$emptyPatternWithoutNocheckFlag2 = glob( '' , GLOB_NOSORT | GLOB_NOESCAPE);
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$emptyPatternWithoutNocheckFlag3 = glob( '' , GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ONLYDIR | GLOB_ERR);
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$emptyPatternWithNocheckFlag1 = glob( '' , GLOB_NOCHECK);
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$emptyPatternWithNocheckFlag2 = glob( '' , GLOB_NOCHECK | GLOB_MARK);
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$emptyPatternWithNocheckFlag3 = glob( '' , GLOB_NOCHECK | GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ERR);
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$emptyPatternWithNocheckAndOnlydirFlag1 = glob( '' , GLOB_NOCHECK | GLOB_ONLYDIR);
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$emptyPatternWithNocheckAndOnlydirFlag2 = glob( '' , GLOB_NOCHECK | GLOB_ONLYDIR | GLOB_MARK);
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$emptyPatternWithNocheckAndOnlydirFlag3 = glob( '' , GLOB_NOCHECK | GLOB_ONLYDIR | GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ERR);
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$emptyPatternWithNocheckFlagAndMaybeOnlydir = glob( '' , GLOB_NOCHECK | $maybeOnlydirFlag);
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$emptyPatternMaybeWithNocheckFlag = glob( '' , $maybeNocheckFlag);
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$emptyPatternMaybeWithNocheckFlagAndOnlydir = glob( '' , $maybeNocheckFlag | GLOB_ONLYDIR);
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$emptyPatternMaybeWithNocheckFlagAndMaybeOnlydir = glob( '' , $maybeNocheckFlag | $maybeOnlydirFlag);
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$nonEmptyPatternNoFlags = glob( 'pattern' );
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$nonEmptyPatternWithoutNocheckFlag1 = glob( 'pattern', GLOB_MARK );
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$nonEmptyPatternWithoutNocheckFlag2 = glob( 'pattern' , GLOB_NOSORT | GLOB_NOESCAPE);
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$nonEmptyPatternWithoutNocheckFlag3 = glob( 'pattern' , GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ONLYDIR | GLOB_ERR);
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$nonEmptyPatternWithNocheckFlag1 = glob( 'pattern' , GLOB_NOCHECK);
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$nonEmptyPatternWithNocheckFlag2 = glob( 'pattern' , GLOB_NOCHECK | GLOB_MARK);
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$nonEmptyPatternWithNocheckFlag3 = glob( 'pattern' , GLOB_NOCHECK | GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ERR);
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$nonEmptyPatternWithNocheckAndOnlydirFlag1 = glob( 'pattern' , GLOB_NOCHECK | GLOB_ONLYDIR);
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$nonEmptyPatternWithNocheckAndOnlydirFlag2 = glob( 'pattern' , GLOB_NOCHECK | GLOB_ONLYDIR | GLOB_MARK);
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$nonEmptyPatternWithNocheckAndOnlydirFlag3 = glob( 'pattern' , GLOB_NOCHECK | GLOB_ONLYDIR | GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ERR);
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$nonEmptyPatternWithNocheckFlagAndMaybeOnlydir = glob( 'pattern' , GLOB_NOCHECK | $maybeOnlydirFlag);
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$nonEmptyPatternMaybeWithNocheckFlag = glob( 'pattern' , $maybeNocheckFlag);
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$nonEmptyPatternMaybeWithNocheckFlagAndOnlydir = glob( 'pattern' , $maybeNocheckFlag | GLOB_ONLYDIR);
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$nonEmptyPatternMaybeWithNocheckFlagAndMaybeOnlydir = glob( 'pattern' , $maybeNocheckFlag | $maybeOnlydirFlag);
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$stringPatternNoFlags = glob( $string );
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$stringPatternWithoutNocheckFlag1 = glob( $string, GLOB_MARK );
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$stringPatternWithoutNocheckFlag2 = glob( $string , GLOB_NOSORT | GLOB_NOESCAPE);
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$stringPatternWithoutNocheckFlag3 = glob( $string , GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ONLYDIR | GLOB_ERR);
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$stringPatternWithNocheckFlag1 = glob( $string , GLOB_NOCHECK);
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$stringPatternWithNocheckFlag2 = glob( $string , GLOB_NOCHECK | GLOB_MARK);
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$stringPatternWithNocheckFlag3 = glob( $string , GLOB_NOCHECK | GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ERR);
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$stringPatternWithNocheckAndOnlydirFlag1 = glob( $string , GLOB_NOCHECK | GLOB_ONLYDIR);
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$stringPatternWithNocheckAndOnlydirFlag2 = glob( $string , GLOB_NOCHECK | GLOB_ONLYDIR | GLOB_MARK);
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$stringPatternWithNocheckAndOnlydirFlag3 = glob( $string , GLOB_NOCHECK | GLOB_ONLYDIR | GLOB_MARK | GLOB_NOSORT | GLOB_NOESCAPE | GLOB_BRACE | GLOB_ERR);
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$stringPatternWithNocheckFlagAndMaybeOnlydir = glob( $string , GLOB_NOCHECK | $maybeOnlydirFlag);
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$stringPatternMaybeWithNocheckFlag = glob( $string , $maybeNocheckFlag);
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$stringPatternMaybeWithNocheckFlagAndOnlydir = glob( $string , $maybeNocheckFlag | GLOB_ONLYDIR);
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$stringPatternMaybeWithNocheckFlagAndMaybeOnlydir = glob( $string , $maybeNocheckFlag | $maybeOnlydirFlag);
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PHP,
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'assertions' => [
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'$emptyPatternNoFlags===' => 'false|list<never>',
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'$emptyPatternWithoutNocheckFlag1===' => 'false|list<never>',
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'$emptyPatternWithoutNocheckFlag2===' => 'false|list<never>',
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'$emptyPatternWithoutNocheckFlag3===' => 'false|list<never>',
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'$emptyPatternWithNocheckFlag1===' => 'false|list{\'\'}',
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'$emptyPatternWithNocheckFlag2===' => 'false|list{\'\'}',
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'$emptyPatternWithNocheckFlag3===' => 'false|list{\'\'}',
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'$emptyPatternWithNocheckAndOnlydirFlag1===' => 'false|list<never>',
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'$emptyPatternWithNocheckAndOnlydirFlag2===' => 'false|list<never>',
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'$emptyPatternWithNocheckAndOnlydirFlag3===' => 'false|list<never>',
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'$emptyPatternWithNocheckFlagAndMaybeOnlydir===' => 'false|list{0?: \'\', ...<never>}',
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'$emptyPatternMaybeWithNocheckFlag===' => 'false|list{0?: \'\', ...<never>}',
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'$emptyPatternMaybeWithNocheckFlagAndOnlydir===' => 'false|list<never>',
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'$emptyPatternMaybeWithNocheckFlagAndMaybeOnlydir===' => 'false|list{0?: \'\', ...<never>}',
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'$nonEmptyPatternNoFlags===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternWithoutNocheckFlag1===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternWithoutNocheckFlag2===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternWithoutNocheckFlag3===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternWithNocheckFlag1===' => 'false|non-empty-list<non-empty-string>',
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'$nonEmptyPatternWithNocheckFlag2===' => 'false|non-empty-list<non-empty-string>',
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'$nonEmptyPatternWithNocheckFlag3===' => 'false|non-empty-list<non-empty-string>',
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'$nonEmptyPatternWithNocheckAndOnlydirFlag1===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternWithNocheckAndOnlydirFlag2===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternWithNocheckAndOnlydirFlag3===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternWithNocheckFlagAndMaybeOnlydir===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternMaybeWithNocheckFlag===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternMaybeWithNocheckFlagAndOnlydir===' => 'false|list<non-empty-string>',
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'$nonEmptyPatternMaybeWithNocheckFlagAndMaybeOnlydir===' => 'false|list<non-empty-string>',
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'$stringPatternNoFlags===' => 'false|list<non-empty-string>',
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'$stringPatternWithoutNocheckFlag1===' => 'false|list<non-empty-string>',
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'$stringPatternWithoutNocheckFlag2===' => 'false|list<non-empty-string>',
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'$stringPatternWithoutNocheckFlag3===' => 'false|list<non-empty-string>',
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'$stringPatternWithNocheckFlag1===' => 'false|list{string, ...<non-empty-string>}',
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'$stringPatternWithNocheckFlag2===' => 'false|list{string, ...<non-empty-string>}',
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'$stringPatternWithNocheckFlag3===' => 'false|list{string, ...<non-empty-string>}',
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'$stringPatternWithNocheckAndOnlydirFlag1===' => 'false|list<non-empty-string>',
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'$stringPatternWithNocheckAndOnlydirFlag2===' => 'false|list<non-empty-string>',
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'$stringPatternWithNocheckAndOnlydirFlag3===' => 'false|list<non-empty-string>',
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'$stringPatternWithNocheckFlagAndMaybeOnlydir===' => 'false|list{0?: string, ...<non-empty-string>}',
|
|
'$stringPatternMaybeWithNocheckFlag===' => 'false|list{0?: string, ...<non-empty-string>}',
|
|
'$stringPatternMaybeWithNocheckFlagAndOnlydir===' => 'false|list<non-empty-string>',
|
|
'$stringPatternMaybeWithNocheckFlagAndMaybeOnlydir===' => 'false|list{0?: string, ...<non-empty-string>}',
|
|
],
|
|
];
|
|
yield 'glob return ignores false' => [
|
|
'code' => <<<'PHP'
|
|
<?php
|
|
/**
|
|
* @param list $list
|
|
*/
|
|
function takesList(array $list): void {}
|
|
takesList(glob( '' ));
|
|
PHP,
|
|
];
|
|
yield 'glob accepts GLOB_BRACE' => [
|
|
'code' => <<<'PHP'
|
|
<?php
|
|
$globBrace = glob('abc', GLOB_BRACE);
|
|
PHP,
|
|
];
|
|
yield "ownerDocument's type is non-nullable DOMDocument and always null on DOMDocument itself" => [
|
|
'code' => '<?php
|
|
$a = (new DOMDocument())->ownerDocument;
|
|
$b = (new DOMNode())->ownerDocument;
|
|
$c = (new DOMElement("p"))->ownerDocument;
|
|
$d = (new DOMNameSpaceNode())->ownerDocument;
|
|
',
|
|
'assertions' => [
|
|
'$a===' => 'null',
|
|
'$b===' => 'DOMDocument',
|
|
'$c===' => 'DOMDocument',
|
|
'$d===' => 'DOMDocument',
|
|
],
|
|
];
|
|
}
|
|
|
|
public function providerInvalidCodeParse(): iterable
|
|
{
|
|
yield 'json_decode invalid depth' => [
|
|
'code' => '<?php
|
|
json_decode("true", depth: -1);
|
|
',
|
|
'error_message' => 'InvalidArgument',
|
|
];
|
|
yield 'json_encode invalid depth' => [
|
|
'code' => '<?php
|
|
json_encode([], depth: 439877348953739);
|
|
',
|
|
'error_message' => 'InvalidArgument',
|
|
];
|
|
yield 'str_contains literal haystack' => [
|
|
'code' => '<?php
|
|
str_contains("literal", "");
|
|
',
|
|
'error_message' => 'InvalidLiteralArgument',
|
|
];
|
|
yield 'str_starts_with literal haystack' => [
|
|
'code' => '<?php
|
|
str_starts_with("literal", "");
|
|
',
|
|
'error_message' => 'InvalidLiteralArgument',
|
|
];
|
|
yield 'str_ends_with literal haystack' => [
|
|
'code' => '<?php
|
|
str_ends_with("literal", "");
|
|
',
|
|
'error_message' => 'InvalidLiteralArgument',
|
|
];
|
|
}
|
|
}
|