packages/sql-semantics/tests/Unit/Core/Policy/QueryRulesTest.php

1<?php
2
3declare(strict_types=1);
4
5namespace Tests\Unit\Core\Policy;
6
7use PHPUnit\Framework\TestCase;
8use SqlParser\Parser\Node;
9use SqlSemantics\Core\Binder;
10use SqlSemantics\Core\Dialect;
11use SqlSemantics\Core\Model\Expression;
12use SqlSemantics\Core\Model\ExpressionKind;
13use SqlSemantics\Core\SchemaBuilder;
14use SqlSemantics\Core\Type\Nullability;
15use SqlSemantics\Core\Type\TypeDescriptor;
16use SqlSemantics\Platform\PostgreSql\Dialect as PostgreSqlDialect;
17
18#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\SemanticException::class)]
19#[\PHPUnit\Framework\Attributes\CoversClass(SchemaBuilder::class)]
20#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Schema::class)]
21#[\PHPUnit\Framework\Attributes\CoversClass(Binder::class)]
22#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\NullFacts::class)]
23#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\TypeResolution::class)]
24#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\IdentitySequence::class)]
25#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\SyntaxGuard::class)]
26#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\Scope::class)]
27#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\BoundRelation::class)]
28#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\FromBinder::class)]
29#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\SelectModifiersBinder::class)]
30#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\TableResolver::class)]
31#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\SelectBinder::class)]
32#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\ProjectionBinder::class)]
33#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\ExpressionRules::class)]
34#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\ExpressionBinder::class)]
35#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Binding\LiteralBinder::class)]
36#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Schema\ColumnDefinition::class)]
37#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Schema\TableDefinition::class)]
38#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Schema\ConstraintKind::class)]
39#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Schema\TableConstraint::class)]
40#[\PHPUnit\Framework\Attributes\CoversClass(Nullability::class)]
41#[\PHPUnit\Framework\Attributes\CoversClass(TypeDescriptor::class)]
42#[\PHPUnit\Framework\Attributes\CoversClass(Expression::class)]
43#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Model\Join::class)]
44#[\PHPUnit\Framework\Attributes\CoversClass(ExpressionKind::class)]
45#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Model\BoundSelect::class)]
46#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Model\TableUse::class)]
47#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Model\ColumnBinding::class)]
48#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Model\Ordering::class)]
49#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Model\OutputColumn::class)]
50#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Model\JoinKind::class)]
51#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\TypeReader::class)]
52#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\DialectParser::class)]
53#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\TokenGroups::class)]
54#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\Tree::class)]
55#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\ColumnReader::class)]
56#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\SchemaReader::class)]
57#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\ConstraintReader::class)]
58#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\Identifiers::class)]
59#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Ast\StatementList::class)]
60#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Core\Policy\SyntaxRules::class)]
61#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\PostgreSql\QueryRules::class)]
62#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\PostgreSql\Platform::class)]
63#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\PostgreSql\TypeRules::class)]
64#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\PostgreSql\NameRules::class)]
65#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\PostgreSql\SchemaRules::class)]
66#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\Sqlite\QueryRules::class)]
67#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\Sqlite\Platform::class)]
68#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\Sqlite\TypeRules::class)]
69#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\Sqlite\NameRules::class)]
70#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\Sqlite\SchemaRules::class)]
71#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\MySql\QueryRules::class)]
72#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\MySql\Platform::class)]
73#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\MySql\TypeRules::class)]
74#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\MySql\NameRules::class)]
75#[\PHPUnit\Framework\Attributes\CoversClass(\SqlSemantics\Platform\MySql\SchemaRules::class)]
76#[\PHPUnit\Framework\Attributes\Medium]
77final class QueryRulesTest extends TestCase
78{
79    public function testOrderingNodesHonorsAnInjectedPolicy(): void
80    {
81        $rules = self::createStub(\SqlSemantics\Core\Policy\QueryRules::class);
82        $rules->method('orderingNodes')->willReturn([]);
83        $platform = self::createStub(\SqlSemantics\Core\Platform::class);
84        $platform->method('query')->willReturn($rules);
85        $dialect = self::createStub(Dialect::class);
86        $dialect->method('platform')->willReturn($platform);
87        $scope = new \SqlSemantics\Core\Binding\Scope(new \SqlSemantics\Core\Ast\Identifiers($dialect));
88        self::assertSame([], (new \SqlSemantics\Core\Binding\SelectModifiersBinder())->ordering(new Node('application-query', 0, []), $scope, []));
89    }
90    public function testProjectionItemsPreserveOutputOrder(): void
91    {
92        $accept = static fn (\SqlSemantics\Core\Policy\QueryRules $rules): \SqlSemantics\Core\Policy\QueryRules => $rules;
93        self::assertSame(PostgreSqlDialect::PostgreSql->platform()->query()::class, $accept(PostgreSqlDialect::PostgreSql->platform()->query())::class);
94        $schema = (new SchemaBuilder(PostgreSqlDialect::PostgreSql))->build('CREATE TABLE items (id INTEGER PRIMARY KEY, label TEXT)');
95        $bound = (new Binder($schema))->bind('SELECT label, id FROM items');
96        self::assertSame(['label', 'id'], array_column($bound->outputs, 'name'));
97    }
98    public function testProjectionTokensExpandQualifiedStar(): void
99    {
100        $accept = static fn (\SqlSemantics\Core\Policy\QueryRules $rules): \SqlSemantics\Core\Policy\QueryRules => $rules;
101        self::assertSame(PostgreSqlDialect::PostgreSql->platform()->query()::class, $accept(PostgreSqlDialect::PostgreSql->platform()->query())::class);
102        $schema = (new SchemaBuilder(PostgreSqlDialect::PostgreSql))->build('CREATE TABLE items (id INTEGER PRIMARY KEY, label TEXT)');
103        $bound = (new Binder($schema))->bind('SELECT i.* FROM items i');
104        self::assertSame(['id', 'label'], array_column($bound->outputs, 'name'));
105    }
106    public function testRelationResolvesAnAlias(): void
107    {
108        $accept = static fn (\SqlSemantics\Core\Policy\QueryRules $rules): \SqlSemantics\Core\Policy\QueryRules => $rules;
109        self::assertSame(PostgreSqlDialect::PostgreSql->platform()->query()::class, $accept(PostgreSqlDialect::PostgreSql->platform()->query())::class);
110        $schema = (new SchemaBuilder(PostgreSqlDialect::PostgreSql))->build('CREATE TABLE items (id INTEGER PRIMARY KEY, label TEXT)');
111        $bound = (new Binder($schema))->bind('SELECT i.id FROM items i');
112        self::assertSame('i', $bound->relations[0]->alias);
113    }
114}
115