packages/deriver/tests/Unit/Deriver/Lowerer/Declaration/ConstantSignaturesTest.php

1<?php
2
3declare (strict_types=1);
4
5namespace Tests\Unit\Deriver\Lowerer\Declaration;
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\ClassConstant;
29use Deriver\Deriver\Lowerer\Declaration\Metadata\ClassDeclaration;
30use Deriver\Deriver\Lowerer\Declaration\Traits\Composition;
31use Deriver\Deriver\Lowerer\Graph\Literal;
32use Deriver\Deriver\MicroEvaluatorConversion;
33use Deriver\Deriver\Parser\Node\File;
34use Deriver\Deriver\Parser\Parser;
35use Deriver\Deriver\Parser\ParserConfig;
36use Deriver\Deriver\Parser\TargetSyntax;
37use Deriver\Deriver\Providers\ProviderExpansion;
38use Deriver\Deriver\Resolver\AssignmentPatterns;
39use Deriver\Deriver\Resolver\ClassScope;
40use Deriver\Deriver\Resolver\ExpressionValidation;
41use Deriver\Deriver\Resolver\MagicContext;
42use Deriver\Deriver\Resolver\Resolver;
43use Deriver\Deriver\SnapshotIdentity;
44use Deriver\Deriver\Sources\LineMap;
45use Deriver\Deriver\Sources\Path;
46use Deriver\Deriver\Sources\Source;
47use Deriver\Deriver\Sources\Sources;
48use Deriver\Exception\ParserException;
49use Deriver\Exception\ResolutionException;
50use PhpParser\Node\Identifier;
51use PhpParser\Node\Scalar\Int_;
52use PhpParser\Node\Stmt\Enum_;
53use PhpParser\Node\Stmt\EnumCase;
54use PHPUnit\Framework\Attributes\CoversClass;
55use PHPUnit\Framework\Attributes\Small;
56use PHPUnit\Framework\Attributes\UsesClass;
57use PHPUnit\Framework\TestCase;
58
59/**
60 * @covers \Deriver\Deriver\Lowerer\Declaration\ConstantSignatures
61 */
62#[UsesClass(Resolver::class)]
63#[UsesClass(ExpressionValidation::class)]
64#[UsesClass(ResolutionException::class)]
65#[UsesClass(ParserConfig::class)]
66#[UsesClass(ParserException::class)]
67#[CoversClass(ConstantSignatures::class)]
68#[UsesClass(CallableIdentity::class)]
69#[UsesClass(ClassConstant::class)]
70#[UsesClass(ClassDeclaration::class)]
71#[UsesClass(Context::class)]
72#[UsesClass(Extensions::class)]
73#[UsesClass(Evaluators::class)]
74#[UsesClass(StateRegistry::class)]
75#[UsesClass(DeriverConfig::class)]
76#[UsesClass(Sources::class)]
77#[UsesClass(Path::class)]
78#[UsesClass(Source::class)]
79#[UsesClass(TargetProfile::class)]
80#[UsesClass(Budget::class)]
81#[UsesClass(QueryScope::class)]
82#[UsesClass(ReturnQuery::class)]
83#[UsesClass(Parser::class)]
84#[UsesClass(File::class)]
85#[UsesClass(CallableSource::class)]
86#[UsesClass(Indexer::class)]
87#[UsesClass(Index::class)]
88#[UsesClass(Composition::class)]
89#[UsesClass(LineMap::class)]
90#[UsesClass(MagicContext::class)]
91#[UsesClass(AssignmentPatterns::class)]
92#[UsesClass(ClassScope::class)]
93#[UsesClass(TargetSyntax::class)]
94#[UsesClass(Literal::class)]
95#[Small]
96final class ConstantSignaturesTest extends TestCase
97{
98    public function testReadKeepsEnumBackingTypesAndCaseIdentity(): void
99    {
100        $source = '<?php function target(){return 1;}';
101        $budget = new Budget();
102        $configuration = new DeriverConfig();
103        $contributions = new Contributions();
104        $input = new Sources([new Source('fixture.php', $source)]);
105        $target = new TargetProfile($configuration->phpVersion, $configuration->integerBits, $configuration->floatPrecision);
106        $providers = new ProviderExpansion($input, array_map(Term::fromNative(...), $configuration->environment), $contributions);
107        $contributions1 = $providers->contributions;
108        $evaluators = new Evaluators(new TargetProfile($configuration->phpVersion, $configuration->integerBits, $configuration->floatPrecision), new Registrations($contributions1->evaluators, $contributions1->providers, $contributions1->domains, $contributions1->intrinsics, $contributions1->stateSlots), $configuration->standardEvaluators);
109        $settings = new EvaluatorConfig($target, $providers->environment, $configuration->standardEvaluators, array_map((new MicroEvaluatorConversion())->convert(...), $configuration->evaluators));
110        $identity = new SnapshotIdentity($providers->input, $settings, $evaluators, $providers->manifest);
111        $snapshotId = $identity->id;
112        $input1 = $providers->input;
113        $parser = new Parser(new ParserConfig($target->version));
114        $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));
115        $program1 = new Index($snapshotId, $trees);
116        $execution = new QueryExecution($program1, new ExecutionEvaluatorConfig($target, $providers->environment, $configuration->standardEvaluators), $evaluators, $identity->snapshot(array_map(Frontier::fromDiagnostic(...), $program1->diagnostics())));
117        $snapshotId1 = 'test';
118        $input2 = new Sources([new Source('fixture.php', $source)]);
119        $profile = $execution->configuration->target;
120        $parser1 = new Parser(new ParserConfig($profile->version));
121        $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));
122        $program = new Index($snapshotId1, $trees1);
123        $context = new Context($program, new ReturnQuery('target', budget: $budget), $execution->configuration, $execution->evaluators);
124        $node = new Enum_('Flag', ['scalarType' => new Identifier('int'), 'stmts' => [new EnumCase('A', new Int_(1))]]);
125        $snapshotId2 = 'test';
126        $input3 = new Sources([]);
127        $profile1 = new TargetProfile();
128        $parser2 = new Parser(new ParserConfig($profile1->version));
129        $trees2 = array_map(static fn (Source $source3): File => (new Resolver())->resolve($parser2->parse(new Source(Path::normalize($source3->path), $source3->contents, $source3->declarationsOnly))), iterator_to_array($input3, false));
130        $index = new Index($snapshotId2, $trees2);
131        $constants = (new ConstantSignatures())->read($index, $node, 'Flag');
132        self::assertTrue($constants['A']->enum);
133        self::assertSame('int', $constants['A']->type);
134    }
135    public function testInitializersKeepsBackingExpressionsInTheirDeclaringScope(): void
136    {
137        $snapshotId = 'test';
138        $input = new Sources([new Source('a.php', '<?php enum Flag:int{case A=1+2;}')]);
139        $profile = new TargetProfile();
140        $parser = new Parser(new ParserConfig($profile->version));
141        $trees = array_map(static fn (Source $source): File => (new Resolver())->resolve($parser->parse(new Source(Path::normalize($source->path), $source->contents, $source->declarationsOnly))), iterator_to_array($input, false));
142        $index = new Index($snapshotId, $trees);
143        self::assertArrayHasKey('flag::A', $index->constantSources);
144        self::assertSame('Flag', $index->constantSources['flag::A']->className);
145    }
146}
147