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psalm/tests/DocblockInheritanceTest.php

177 lines
5.2 KiB
PHP

<?php
namespace Psalm\Tests;
class DocblockInheritanceTest extends TestCase
{
use Traits\InvalidCodeAnalysisTestTrait;
use Traits\ValidCodeAnalysisTestTrait;
/**
* @return iterable<string,array{string,assertions?:array<string,string>,error_levels?:string[]}>
*/
public function providerValidCodeParse(): iterable
{
return [
'inheritParentReturnDocbblock' => [
'<?php
class Foo {
/**
* @return int[]
*/
public function doFoo() {
return [1, 2, 3];
}
}
class Bar extends Foo {
public function doFoo(): array {
return [4, 5, 6];
}
}
$b = (new Bar)->doFoo();',
[
'$b' => 'array<array-key, int>',
],
],
'inheritedSelfAnnotation' => [
'<?php
interface I {
/**
* @param self $i
* @return self
*/
function foo(self $i) : self;
}
class C implements I {
public function foo(I $i) : I {
return $i;
}
}
function takeI(I $i) : I {
return (new C)->foo($i);
}',
],
'inheritTwice' => [
'<?php
class Foo {
/**
* @return string[]
*/
public function aa() {
return [];
}
}
class Bar extends Foo {
public function aa() {
return [];
}
}
class Baz extends Bar {
public function aa() {
return [];
}
}'
],
'inheritTwiceWithArrayType' => [
'<?php
class Foo {
/**
* @return string[]
*/
public function aa() : array {
return [];
}
}
class Bar extends Foo {
public function aa() : array {
return [];
}
}
class Baz extends Bar {
public function aa() : array {
return [];
}
}'
],
'inheritCorrectReturnTypeOnInterface' => [
'<?php
interface A {
/**
* @return A
*/
public function map(): A;
}
interface B extends A {
/**
* @return B
*/
public function map(): A;
}
function takesB(B $f) : B {
return $f->map();
}'
],
'inheritCorrectReturnTypeOnClass' => [
'<?php
interface A {
/**
* @return A
*/
public function map(): A;
}
interface B extends A {
/**
* @return B
*/
public function map(): A;
}
class F implements B {
public function map(): A {
return new F();
}
}
function takesF(F $f) : B {
return $f->map();
}'
],
];
}
/**
* @return iterable<string,array{string,error_message:string,2?:string[],3?:bool,4?:string}>
*/
public function providerInvalidCodeParse(): iterable
{
return [
'automaticInheritDoc' => [
'<?php
class Y {
/**
* @param string[] $arr
*/
public function boo(array $arr) : void {}
}
class X extends Y {
public function boo(array $arr) : void {}
}
(new X())->boo([1, 2]);',
'error_message' => 'InvalidScalarArgument',
],
];
}
}