packages/deriver/tests/Unit/Deriver/Lowerer/Hierarchy/AccessTest.php

1<?php
2
3declare (strict_types=1);
4
5namespace Tests\Unit\Deriver\Lowerer\Hierarchy;
6
7use Deriver\Deriver\Contributions;
8use Deriver\Deriver\DeriverConfig;
9use Deriver\Deriver\Evaluator\Call\Evaluators;
10use Deriver\Deriver\Evaluator\Call\Extensions;
11use Deriver\Deriver\Evaluator\Call\Registrations;
12use Deriver\Deriver\Evaluator\Call\StateRegistry;
13use Deriver\Deriver\Evaluator\EvaluatorConfig;
14use Deriver\Deriver\Evaluator\Evidence\Frontier;
15use Deriver\Deriver\Evaluator\Execution\Context;
16use Deriver\Deriver\Evaluator\Execution\EvaluatorConfig as ExecutionEvaluatorConfig;
17use Deriver\Deriver\Evaluator\Request\Budget;
18use Deriver\Deriver\Evaluator\Request\QueryScope;
19use Deriver\Deriver\Evaluator\Request\ReturnQuery;
20use Deriver\Deriver\Evaluator\TargetProfile;
21use Deriver\Deriver\Evaluator\Term;
22use Deriver\Deriver\Execution\QueryExecution;
23use Deriver\Deriver\Lowerer\Declaration\CallableIdentity;
24use Deriver\Deriver\Lowerer\Declaration\CallableSource;
25use Deriver\Deriver\Lowerer\Declaration\ConstantSignatures;
26use Deriver\Deriver\Lowerer\Declaration\Index;
27use Deriver\Deriver\Lowerer\Declaration\Indexer;
28use Deriver\Deriver\Lowerer\Declaration\Metadata\ClassDeclaration;
29use Deriver\Deriver\Lowerer\Declaration\Traits\Composition;
30use Deriver\Deriver\Lowerer\Graph\BasicBlock;
31use Deriver\Deriver\Lowerer\Graph\CallableGraph;
32use Deriver\Deriver\Lowerer\Graph\Terminator;
33use Deriver\Deriver\Lowerer\Hierarchy\Access;
34use Deriver\Deriver\Lowerer\Hierarchy\Builtins;
35use Deriver\Deriver\Lowerer\Hierarchy\Dispatch;
36use Deriver\Deriver\Lowerer\InstructionEmitter;
37use Deriver\Deriver\Lowerer\Lowerer;
38use Deriver\Deriver\Lowerer\LoweringScope;
39use Deriver\Deriver\MicroEvaluatorConversion;
40use Deriver\Deriver\Parser\Node\File;
41use Deriver\Deriver\Parser\Parser;
42use Deriver\Deriver\Parser\ParserConfig;
43use Deriver\Deriver\Parser\TargetSyntax;
44use Deriver\Deriver\Providers\ProviderExpansion;
45use Deriver\Deriver\Resolver\AssignmentPatterns;
46use Deriver\Deriver\Resolver\ClassScope;
47use Deriver\Deriver\Resolver\ExpressionValidation;
48use Deriver\Deriver\Resolver\MagicContext;
49use Deriver\Deriver\Resolver\Resolver;
50use Deriver\Deriver\SnapshotIdentity;
51use Deriver\Deriver\Sources\LineMap;
52use Deriver\Deriver\Sources\Path;
53use Deriver\Deriver\Sources\Source;
54use Deriver\Deriver\Sources\SourceRef;
55use Deriver\Deriver\Sources\Sources;
56use Deriver\Exception\ParserException;
57use Deriver\Exception\ResolutionException;
58use PHPUnit\Framework\Attributes\CoversClass;
59use PHPUnit\Framework\Attributes\Small;
60use PHPUnit\Framework\Attributes\UsesClass;
61use PHPUnit\Framework\TestCase;
62
63/**
64 * @covers \Deriver\Deriver\Lowerer\Hierarchy\Access
65 */
66#[UsesClass(Resolver::class)]
67#[UsesClass(ExpressionValidation::class)]
68#[UsesClass(ResolutionException::class)]
69#[UsesClass(ParserConfig::class)]
70#[UsesClass(ParserException::class)]
71#[CoversClass(Access::class)]
72#[UsesClass(BasicBlock::class)]
73#[UsesClass(CallableGraph::class)]
74#[UsesClass(CallableIdentity::class)]
75#[UsesClass(ClassDeclaration::class)]
76#[UsesClass(Terminator::class)]
77#[UsesClass(Builtins::class)]
78#[UsesClass(Dispatch::class)]
79#[UsesClass(Context::class)]
80#[UsesClass(Extensions::class)]
81#[UsesClass(Evaluators::class)]
82#[UsesClass(StateRegistry::class)]
83#[UsesClass(DeriverConfig::class)]
84#[UsesClass(Sources::class)]
85#[UsesClass(Path::class)]
86#[UsesClass(Source::class)]
87#[UsesClass(TargetProfile::class)]
88#[UsesClass(Budget::class)]
89#[UsesClass(QueryScope::class)]
90#[UsesClass(ReturnQuery::class)]
91#[UsesClass(SourceRef::class)]
92#[UsesClass(Parser::class)]
93#[UsesClass(File::class)]
94#[UsesClass(Lowerer::class)]
95#[UsesClass(InstructionEmitter::class)]
96#[UsesClass(LoweringScope::class)]
97#[UsesClass(ConstantSignatures::class)]
98#[UsesClass(CallableSource::class)]
99#[UsesClass(Indexer::class)]
100#[UsesClass(Index::class)]
101#[UsesClass(Composition::class)]
102#[UsesClass(LineMap::class)]
103#[UsesClass(MagicContext::class)]
104#[UsesClass(AssignmentPatterns::class)]
105#[UsesClass(ClassScope::class)]
106#[UsesClass(TargetSyntax::class)]
107#[Small]
108final class AccessTest extends TestCase
109{
110    public function testTargetKeepsLexicalPrivateImplementation(): void
111    {
112        $source = '<?php class A{private function f(){}}class B extends A{public function f(){}}';
113        $budget = new Budget();
114        $configuration = new DeriverConfig();
115        $contributions = new Contributions();
116        $input = new Sources([new Source('fixture.php', $source)]);
117        $target = new TargetProfile($configuration->phpVersion, $configuration->integerBits, $configuration->floatPrecision);
118        $providers = new ProviderExpansion($input, array_map(Term::fromNative(...), $configuration->environment), $contributions);
119        $contributions1 = $providers->contributions;
120        $evaluators = new Evaluators(new TargetProfile($configuration->phpVersion, $configuration->integerBits, $configuration->floatPrecision), new Registrations($contributions1->evaluators, $contributions1->providers, $contributions1->domains, $contributions1->intrinsics, $contributions1->stateSlots), $configuration->standardEvaluators);
121        $settings = new EvaluatorConfig($target, $providers->environment, $configuration->standardEvaluators, array_map((new MicroEvaluatorConversion())->convert(...), $configuration->evaluators));
122        $identity = new SnapshotIdentity($providers->input, $settings, $evaluators, $providers->manifest);
123        $snapshotId = $identity->id;
124        $input1 = $providers->input;
125        $parser = new Parser(new ParserConfig($target->version));
126        $trees = array_map(static fn (Source $source1): File => (new Resolver())->resolve($parser->parse(new Source(Path::normalize($source1->path), $source1->contents, $source1->declarationsOnly))), iterator_to_array($input1, false));
127        $program2 = new Index($snapshotId, $trees);
128        $execution = new QueryExecution($program2, new ExecutionEvaluatorConfig($target, $providers->environment, $configuration->standardEvaluators), $evaluators, $identity->snapshot(array_map(Frontier::fromDiagnostic(...), $program2->diagnostics())));
129        $snapshotId1 = 'test';
130        $input2 = new Sources([new Source('fixture.php', $source)]);
131        $profile = $execution->configuration->target;
132        $parser1 = new Parser(new ParserConfig($profile->version));
133        $trees1 = array_map(static fn (Source $source2): File => (new Resolver())->resolve($parser1->parse(new Source(Path::normalize($source2->path), $source2->contents, $source2->declarationsOnly))), iterator_to_array($input2, false));
134        $program1 = new Index($snapshotId1, $trees1);
135        $program = (new Context($program1, new ReturnQuery('target', budget: $budget), $execution->configuration, $execution->evaluators))->program;
136        $access = new Access($program);
137        self::assertSame('A::f', $access->target('B', 'A', 'f'));
138        self::assertSame('B::f', $access->target('B', 'A', 'f', true));
139    }
140    public function testAllowsProtectedAccessAcrossRelatedScopes(): void
141    {
142        $source = '<?php class A{protected function f(){}}class B extends A{}';
143        $budget = new Budget();
144        $configuration = new DeriverConfig();
145        $contributions = new Contributions();
146        $input = new Sources([new Source('fixture.php', $source)]);
147        $target = new TargetProfile($configuration->phpVersion, $configuration->integerBits, $configuration->floatPrecision);
148        $providers = new ProviderExpansion($input, array_map(Term::fromNative(...), $configuration->environment), $contributions);
149        $contributions1 = $providers->contributions;
150        $evaluators = new Evaluators(new TargetProfile($configuration->phpVersion, $configuration->integerBits, $configuration->floatPrecision), new Registrations($contributions1->evaluators, $contributions1->providers, $contributions1->domains, $contributions1->intrinsics, $contributions1->stateSlots), $configuration->standardEvaluators);
151        $settings = new EvaluatorConfig($target, $providers->environment, $configuration->standardEvaluators, array_map((new MicroEvaluatorConversion())->convert(...), $configuration->evaluators));
152        $identity = new SnapshotIdentity($providers->input, $settings, $evaluators, $providers->manifest);
153        $snapshotId = $identity->id;
154        $input1 = $providers->input;
155        $parser = new Parser(new ParserConfig($target->version));
156        $trees = array_map(static fn (Source $source1): File => (new Resolver())->resolve($parser->parse(new Source(Path::normalize($source1->path), $source1->contents, $source1->declarationsOnly))), iterator_to_array($input1, false));
157        $program2 = new Index($snapshotId, $trees);
158        $execution = new QueryExecution($program2, new ExecutionEvaluatorConfig($target, $providers->environment, $configuration->standardEvaluators), $evaluators, $identity->snapshot(array_map(Frontier::fromDiagnostic(...), $program2->diagnostics())));
159        $snapshotId1 = 'test';
160        $input2 = new Sources([new Source('fixture.php', $source)]);
161        $profile = $execution->configuration->target;
162        $parser1 = new Parser(new ParserConfig($profile->version));
163        $trees1 = array_map(static fn (Source $source2): File => (new Resolver())->resolve($parser1->parse(new Source(Path::normalize($source2->path), $source2->contents, $source2->declarationsOnly))), iterator_to_array($input2, false));
164        $program1 = new Index($snapshotId1, $trees1);
165        $program = (new Context($program1, new ReturnQuery('target', budget: $budget), $execution->configuration, $execution->evaluators))->program;
166        $method = $program->callable('A::f');
167        self::assertNotNull($method);
168        $access = new Access($program);
169        self::assertTrue($access->allows($method, 'B'));
170        self::assertFalse($access->allows($method, ''));
171        self::assertFalse($access->allows($method, 'Unrelated'));
172    }
173}
174