mirror of
https://github.com/danog/psalm.git
synced 2024-11-26 20:34:47 +01:00
803 lines
27 KiB
PHP
803 lines
27 KiB
PHP
<?php
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namespace Psalm\Tests;
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class FunctionCallTest extends TestCase
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{
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use Traits\FileCheckerInvalidCodeParseTestTrait;
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use Traits\FileCheckerValidCodeParseTestTrait;
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/**
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* @return array
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*/
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public function providerFileCheckerValidCodeParse()
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{
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return [
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'arrayFilter' => [
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'<?php
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$d = array_filter(["a" => 5, "b" => 12, "c" => null]);
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$e = array_filter(
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["a" => 5, "b" => 12, "c" => null],
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function(?int $i): bool {
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return true;
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}
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);',
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'assertions' => [
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'$d' => 'array<string, int>',
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'$e' => 'array<string, null|int>',
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],
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],
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'arrayFilterAdvanced' => [
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'<?php
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$f = array_filter(["a" => 5, "b" => 12, "c" => null], function(?int $val, string $key): bool {
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return true;
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}, ARRAY_FILTER_USE_BOTH);
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$g = array_filter(["a" => 5, "b" => 12, "c" => null], function(string $val): bool {
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return true;
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}, ARRAY_FILTER_USE_KEY);
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$bar = "bar";
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$foo = [
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$bar => function (): string {
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return "baz";
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},
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];
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$foo = array_filter(
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$foo,
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function (string $key): bool {
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return $key === "bar";
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},
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ARRAY_FILTER_USE_KEY
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);',
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'assertions' => [
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'$f' => 'array<string, null|int>',
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'$g' => 'array<string, null|int>',
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],
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],
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'typedArrayWithDefault' => [
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'<?php
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class A {}
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/** @param array<A> $a */
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function fooFoo(array $a = []): void {
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}',
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],
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'abs' => [
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'<?php
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$a = abs(-5);
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$b = abs(-7.5);
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$c = $_GET["c"];
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$c = is_numeric($c) ? abs($c) : null;',
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'assertions' => [
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'$a' => 'int',
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'$b' => 'float',
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'$c' => 'numeric|null',
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],
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'error_levels' => ['MixedAssignment', 'MixedArgument'],
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],
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'validDocblockParamDefault' => [
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'<?php
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/**
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* @param int|false $p
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* @return void
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*/
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function f($p = false) {}',
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],
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'byRef' => [
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'<?php
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function fooFoo(string &$v): void {}
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fooFoo($a);',
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],
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'namespaced' => [
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'<?php
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namespace A;
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/** @return void */
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function f(int $p) {}
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f(5);',
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],
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'namespacedRootFunctionCall' => [
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'<?php
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namespace {
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/** @return void */
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function foo() { }
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}
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namespace A\B\C {
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foo();
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}',
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],
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'namespacedAliasedFunctionCall' => [
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'<?php
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namespace Aye {
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/** @return void */
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function foo() { }
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}
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namespace Bee {
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use Aye as A;
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A\foo();
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}',
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],
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'arrayKeys' => [
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'<?php
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$a = array_keys(["a" => 1, "b" => 2]);',
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'assertions' => [
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'$a' => 'array<int, string>',
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],
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],
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'arrayKeysMixed' => [
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'<?php
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/** @var array */
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$b = ["a" => 5];
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$a = array_keys($b);',
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'assertions' => [
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'$a' => 'array<int, mixed>',
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],
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'error_levels' => ['MixedArgument'],
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],
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'arrayValues' => [
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'<?php
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$b = array_values(["a" => 1, "b" => 2]);',
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'assertions' => [
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'$b' => 'array<int, int>',
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],
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],
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'arrayCombine' => [
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'<?php
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$c = array_combine(["a", "b", "c"], [1, 2, 3]);',
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'assertions' => [
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'$c' => 'array<string, int>',
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],
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],
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'arrayMerge' => [
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'<?php
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$d = array_merge(["a", "b", "c"], [1, 2, 3]);',
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'assertions' => [
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'$d' => 'array{0:string, 1:string, 2:string, 3:int, 4:int, 5:int}',
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],
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],
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'arrayReverse' => [
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'<?php
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$d = array_reverse(["a", "b", 1]);',
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'assertions' => [
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'$d' => 'array<int, int|string>',
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],
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],
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'arrayReversePreserveKey' => [
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'<?php
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$d = array_reverse(["a", "b", 1], true);',
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'assertions' => [
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'$d' => 'array<int, int|string>',
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],
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],
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'arrayDiff' => [
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'<?php
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$d = array_diff(["a" => 5, "b" => 12], [5]);',
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'assertions' => [
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'$d' => 'array<string, int>',
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],
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],
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'arrayPopMixed' => [
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'<?php
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/** @var mixed */
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$b = ["a" => 5, "c" => 6];
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$a = array_pop($b);',
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'assertions' => [
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'$a' => 'mixed',
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'$b' => 'mixed',
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],
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'error_levels' => ['MixedAssignment', 'MixedArgument'],
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],
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'uasort' => [
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'<?php
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uasort(
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$manifest,
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function ($a, $b) {
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return strcmp($a["parent"],$b["parent"]);
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}
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);',
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'assertions' => [],
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'error_levels' => [
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'MixedArrayAccess',
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'MixedArgument',
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'MissingClosureParamType',
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'MissingClosureReturnType',
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],
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],
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'byRefAfterCallable' => [
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'<?php
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/**
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* @param callable $callback
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* @return void
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*/
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function route($callback) {
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if (!is_callable($callback)) { }
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$a = preg_match("", "", $b);
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if ($b[0]) {}
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}',
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'assertions' => [],
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'error_levels' => [
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'MixedAssignment',
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'MixedArrayAccess',
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'RedundantConditionGivenDocblockType',
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],
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],
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'ignoreNullablePregReplace' => [
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'<?php
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function foo(string $s): string {
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$s = preg_replace("/hello/", "", $s);
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if ($s === null) {
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return "hello";
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}
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return $s;
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}
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function bar(string $s): string {
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$s = preg_replace("/hello/", "", $s);
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return $s;
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}
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function bat(string $s): ?string {
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$s = preg_replace("/hello/", "", $s);
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return $s;
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}',
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],
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'extractVarCheck' => [
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'<?php
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function takesString(string $str): void {}
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$foo = null;
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$a = ["$foo" => "bar"];
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extract($a);
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takesString($foo);',
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'assertions' => [],
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'error_levels' => [
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'MixedAssignment',
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'MixedArrayAccess',
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],
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],
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'arrayMergeObjectLike' => [
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'<?php
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/**
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* @param array<string, int> $a
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* @return array<string, int>
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*/
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function foo($a)
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{
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return $a;
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}
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$a1 = ["hi" => 3];
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$a2 = ["bye" => 5];
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$a3 = array_merge($a1, $a2);
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foo($a3);',
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'assertions' => [
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'$a3' => 'array{hi:int, bye:int}',
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],
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],
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'goodByRef' => [
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'<?php
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class A {
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/** @var string */
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public $foo = "hello";
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}
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$a = new A();
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$b = "goodbye";
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function fooFoo(string &$v): void {}
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fooFoo($a->foo);
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fooFoo($b);',
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],
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'arrayRand' => [
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'<?php
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$vars = ["x" => "a", "y" => "b"];
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$c = array_rand($vars);
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$d = $vars[$c];
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$more_vars = ["a", "b"];
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$e = array_rand($more_vars);',
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'assertions' => [
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'$vars' => 'array{x:string, y:string}',
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'$c' => 'string',
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'$d' => 'string',
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'$more_vars' => 'array{0:string, 1:string}',
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'$e' => 'int',
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],
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],
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'arrayRandMultiple' => [
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'<?php
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$vars = ["x" => "a", "y" => "b"];
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$b = 3;
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$c = array_rand($vars, 1);
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$d = array_rand($vars, 2);
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$e = array_rand($vars, 3);
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$f = array_rand($vars, $b);',
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'assertions' => [
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'$vars' => 'array{x:string, y:string}',
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'$c' => 'string',
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'$e' => 'array<int, string>',
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'$f' => 'array<int, string>|string',
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],
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],
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'arrayKeysNoEmpty' => [
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'<?php
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function expect_string(string $x): void {
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echo $x;
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}
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function test(): void {
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foreach (array_keys([]) as $key) {
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expect_string($key);
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}
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}',
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'assertions' => [],
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'error_levels' => ['MixedAssignment', 'MixedArgument'],
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],
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'compact' => [
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'<?php
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function test(): array {
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return compact(["val"]);
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}',
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],
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'objectLikeKeyChecksAgainstGeneric' => [
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'<?php
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/**
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* @param array<string, string> $b
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*/
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function a($b): string
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{
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return $b["a"];
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}
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a(["a" => "hello"]);',
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],
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'objectLikeKeyChecksAgainstObjectLike' => [
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'<?php
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/**
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* @param array{a: string} $b
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*/
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function a($b): string
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{
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return $b["a"];
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}
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a(["a" => "hello"]);',
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],
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'getenv' => [
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'<?php
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$a = getenv();
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$b = getenv("some_key");',
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'assertions' => [
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'$a' => 'array<mixed, string>',
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'$b' => 'string|false',
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],
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],
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'arrayPopIgnoreNullable' => [
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'<?php
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function expectsInt(int $a) : void {}
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/**
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* @param array<mixed, array{item:int}> $list
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*/
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function test(array $list) : void
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{
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while (!empty($list)) {
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$tmp = array_pop($list);
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expectsInt($tmp["item"]);
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}
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}',
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],
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'arrayFilterWithAssert' => [
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'<?php
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$a = array_filter(
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[1, "hello", 6, "goodbye"],
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function ($s): bool {
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return is_string($s);
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}
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);',
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'assertions' => [
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'$a' => 'array<int, string>',
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],
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'error_levels' => [
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'MissingClosureParamType',
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],
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],
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'arrayFilterUseKey' => [
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'<?php
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$bar = "bar";
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$foo = [
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$bar => function (): string {
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return "baz";
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},
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];
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$foo = array_filter(
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$foo,
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function (string $key): bool {
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return $key === "bar";
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},
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ARRAY_FILTER_USE_KEY
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);',
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'assertions' => [
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'$foo' => 'array<string, Closure>',
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],
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],
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'ignoreFalsableCurrent' => [
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'<?php
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/** @param string[] $arr */
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function foo(array $arr): string {
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return current($arr);
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}
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/** @param string[] $arr */
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function bar(array $arr): string {
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$a = current($arr);
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if ($a === false) {
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return "hello";
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}
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return $a;
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}
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/**
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* @param string[] $arr
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* @return string|false
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*/
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function bat(array $arr) {
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return current($arr);
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}',
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],
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'ignoreFalsableFileGetContents' => [
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'<?php
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function foo(string $s): string {
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return file_get_contents($s);
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}
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function bar(string $s): string {
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$a = file_get_contents($s);
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if ($a === false) {
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return "hello";
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}
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return $a;
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}
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/**
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* @return string|false
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*/
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function bat(string $s) {
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return file_get_contents($s);
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}',
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],
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'byRefString' => [
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'<?php
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$arr = [];
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function fooFoo(array &$v): void {}
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$function = "fooFoo";
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$function($arr);
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if ($arr) {}',
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],
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'arraySumEmpty' => [
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'<?php
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$foo = array_sum([]) + 1;',
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'assertions' => [
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'$foo' => 'numeric',
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],
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],
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'arrayMapObjectLikeAndCallable' => [
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'<?php
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/**
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* @psalm-return array{key1:int,key2:int}
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*/
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function foo(): array {
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$v = ["key1"=> 1, "key2"=> "2"];
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$r = array_map("intval", $v);
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return $r;
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}',
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],
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'arrayMapObjectLikeAndClosure' => [
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'<?php
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/**
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* @psalm-return array{key1:int,key2:int}
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*/
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function foo(): array {
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$v = ["key1"=> 1, "key2"=> "2"];
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$r = array_map(function($i) : int { return intval($i);}, $v);
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return $r;
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}',
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'assertions' => [],
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'error_levels' => [
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'MissingClosureParamType',
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],
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],
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'arrayFilterGoodArgs' => [
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|
'<?php
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function fooFoo(int $i) : bool {
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return true;
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}
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class A {
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public static function barBar(int $i) : bool {
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return true;
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}
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}
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array_filter([1, 2, 3], "fooFoo");
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array_filter([1, 2, 3], "foofoo");
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array_filter([1, 2, 3], "FOOFOO");
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array_filter([1, 2, 3], "A::barBar");
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array_filter([1, 2, 3], "A::BARBAR");
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array_filter([1, 2, 3], "A::barbar");',
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],
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'arrayFilterIgnoreMissingClass' => [
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'<?php
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array_filter([1, 2, 3], "A::bar");',
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'assertions' => [],
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'error_levels' => ['UndefinedClass'],
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],
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|
'arrayFilterIgnoreMissingMethod' => [
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|
'<?php
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class A {
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public static function bar(int $i) : bool {
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return true;
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}
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}
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array_filter([1, 2, 3], "A::foo");',
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'assertions' => [],
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'error_levels' => ['UndefinedMethod'],
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],
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'validCallables' => [
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'<?php
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class A {
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public static function b() : void {}
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}
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function c() : void {}
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["a", "b"]();
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"A::b"();
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"c"();'
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],
|
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'arrayMapParamDefault' => [
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'<?php
|
|
$arr = ["a", "b"];
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array_map("mapdef", $arr, array_fill(0, count($arr), 1));
|
|
function mapdef(string $_a, int $_b = 0): string {
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return "a";
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}',
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],
|
|
'noInvalidOperandForCoreFunctions' => [
|
|
'<?php
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|
function foo(string $a, string $b) : int {
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|
$aTime = strtotime($a);
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|
$bTime = strtotime($b);
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|
|
return $aTime - $bTime;
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|
}',
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|
],
|
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'strposIntSecondParam' => [
|
|
'<?php
|
|
function hasZeroByteOffset(string $s) : bool {
|
|
return strpos($s, 0) !== false;
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}'
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],
|
|
];
|
|
}
|
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|
|
/**
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* @return array
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|
*/
|
|
public function providerFileCheckerInvalidCodeParse()
|
|
{
|
|
return [
|
|
'invalidScalarArgument' => [
|
|
'<?php
|
|
function fooFoo(int $a): void {}
|
|
fooFoo("string");',
|
|
'error_message' => 'InvalidScalarArgument',
|
|
],
|
|
'mixedArgument' => [
|
|
'<?php
|
|
function fooFoo(int $a): void {}
|
|
/** @var mixed */
|
|
$a = "hello";
|
|
fooFoo($a);',
|
|
'error_message' => 'MixedArgument',
|
|
'error_levels' => ['MixedAssignment'],
|
|
],
|
|
'nullArgument' => [
|
|
'<?php
|
|
function fooFoo(int $a): void {}
|
|
fooFoo(null);',
|
|
'error_message' => 'NullArgument',
|
|
],
|
|
'tooFewArguments' => [
|
|
'<?php
|
|
function fooFoo(int $a): void {}
|
|
fooFoo();',
|
|
'error_message' => 'TooFewArguments',
|
|
],
|
|
'tooManyArguments' => [
|
|
'<?php
|
|
function fooFoo(int $a): void {}
|
|
fooFoo(5, "dfd");',
|
|
'error_message' => 'TooManyArguments - src/somefile.php:3 - Too many arguments for method fooFoo '
|
|
. '- expecting 1 but saw 2',
|
|
],
|
|
'tooManyArgumentsForConstructor' => [
|
|
'<?php
|
|
class A { }
|
|
new A("hello");',
|
|
'error_message' => 'TooManyArguments',
|
|
],
|
|
'typeCoercion' => [
|
|
'<?php
|
|
class A {}
|
|
class B extends A{}
|
|
|
|
function fooFoo(B $b): void {}
|
|
fooFoo(new A());',
|
|
'error_message' => 'TypeCoercion',
|
|
],
|
|
'arrayTypeCoercion' => [
|
|
'<?php
|
|
class A {}
|
|
class B extends A{}
|
|
|
|
/**
|
|
* @param B[] $b
|
|
* @return void
|
|
*/
|
|
function fooFoo(array $b) {}
|
|
fooFoo([new A()]);',
|
|
'error_message' => 'TypeCoercion',
|
|
],
|
|
'duplicateParam' => [
|
|
'<?php
|
|
/**
|
|
* @return void
|
|
*/
|
|
function f($p, $p) {}',
|
|
'error_message' => 'DuplicateParam',
|
|
'error_levels' => ['MissingParamType'],
|
|
],
|
|
'invalidParamDefault' => [
|
|
'<?php
|
|
function f(int $p = false) {}',
|
|
'error_message' => 'InvalidParamDefault',
|
|
],
|
|
'invalidDocblockParamDefault' => [
|
|
'<?php
|
|
/**
|
|
* @param int $p
|
|
* @return void
|
|
*/
|
|
function f($p = false) {}',
|
|
'error_message' => 'InvalidParamDefault',
|
|
],
|
|
'badByRef' => [
|
|
'<?php
|
|
function fooFoo(string &$v): void {}
|
|
fooFoo("a");',
|
|
'error_message' => 'InvalidPassByReference',
|
|
],
|
|
'badArrayByRef' => [
|
|
'<?php
|
|
function fooFoo(array &$a): void {}
|
|
fooFoo([1, 2, 3]);',
|
|
'error_message' => 'InvalidPassByReference',
|
|
],
|
|
'invalidArgAfterCallable' => [
|
|
'<?php
|
|
/**
|
|
* @param callable $callback
|
|
* @return void
|
|
*/
|
|
function route($callback) {
|
|
if (!is_callable($callback)) { }
|
|
takes_int("string");
|
|
}
|
|
|
|
function takes_int(int $i) {}',
|
|
'error_message' => 'InvalidScalarArgument',
|
|
'error_levels' => [
|
|
'MixedAssignment',
|
|
'MixedArrayAccess',
|
|
'RedundantConditionGivenDocblockType',
|
|
],
|
|
],
|
|
'undefinedFunctionInArrayMap' => [
|
|
'<?php
|
|
array_map(
|
|
"undefined_function",
|
|
[1, 2, 3]
|
|
);',
|
|
'error_message' => 'UndefinedFunction',
|
|
],
|
|
'objectLikeKeyChecksAgainstDifferentGeneric' => [
|
|
'<?php
|
|
/**
|
|
* @param array<string, int> $b
|
|
*/
|
|
function a($b): int
|
|
{
|
|
return $b["a"];
|
|
}
|
|
|
|
a(["a" => "hello"]);',
|
|
'error_message' => 'InvalidScalarArgument',
|
|
],
|
|
'objectLikeKeyChecksAgainstDifferentObjectLike' => [
|
|
'<?php
|
|
/**
|
|
* @param array{a: int} $b
|
|
*/
|
|
function a($b): int
|
|
{
|
|
return $b["a"];
|
|
}
|
|
|
|
a(["a" => "hello"]);',
|
|
'error_message' => 'InvalidArgument',
|
|
],
|
|
'possiblyNullFunctionCall' => [
|
|
'<?php
|
|
$a = rand(0, 1) ? function(): void {} : null;
|
|
$a();',
|
|
'error_message' => 'PossiblyNullFunctionCall',
|
|
],
|
|
'possiblyInvalidFunctionCall' => [
|
|
'<?php
|
|
$a = rand(0, 1) ? function(): void {} : 23515;
|
|
$a();',
|
|
'error_message' => 'PossiblyInvalidFunctionCall',
|
|
],
|
|
'arrayFilterBadArgs' => [
|
|
'<?php
|
|
function foo(int $i) : bool {
|
|
return true;
|
|
}
|
|
|
|
array_filter(["hello"], "foo");',
|
|
'error_message' => 'InvalidScalarArgument',
|
|
],
|
|
'arrayFilterTooFewArgs' => [
|
|
'<?php
|
|
function foo(int $i, string $s) : bool {
|
|
return true;
|
|
}
|
|
|
|
array_filter([1, 2, 3], "foo");',
|
|
'error_message' => 'TooFewArguments',
|
|
],
|
|
'arrayMapBadArgs' => [
|
|
'<?php
|
|
function foo(int $i) : bool {
|
|
return true;
|
|
}
|
|
|
|
array_map("foo", ["hello"]);',
|
|
'error_message' => 'InvalidScalarArgument',
|
|
],
|
|
'arrayMapTooFewArgs' => [
|
|
'<?php
|
|
function foo(int $i, string $s) : bool {
|
|
return true;
|
|
}
|
|
|
|
array_map("foo", [1, 2, 3]);',
|
|
'error_message' => 'TooFewArguments',
|
|
],
|
|
'arrayMapTooManyArgs' => [
|
|
'<?php
|
|
function foo() : bool {
|
|
return true;
|
|
}
|
|
|
|
array_map("foo", [1, 2, 3]);',
|
|
'error_message' => 'TooManyArguments',
|
|
],
|
|
];
|
|
}
|
|
}
|