function PostgresqlSchemaTest::testComputedConstraintName

Tests whether the actual constraint name is correctly computed.

@covers ::constraintExists @dataProvider providerComputedConstraintName

Parameters

string $table_name: The table name the constrained column belongs to.

string $name: The constraint name.

string $expected: The expected computed constraint name.

File

core/tests/Drupal/Tests/Core/Database/Driver/pgsql/PostgresqlSchemaTest.php, line 45

Class

PostgresqlSchemaTest

@coversDefaultClass \Drupal\Core\Database\Driver\pgsql\Schema @group Database

Namespace

Code

public function testComputedConstraintName($table_name, $name, $expected) {
    $max_identifier_length = 63;
    $schema = new Schema($this->connection);
    $statement = $this->createMock('\\Drupal\\Core\\Database\\StatementInterface');
    $statement->expects($this->any())
        ->method('fetchField')
        ->willReturn($max_identifier_length);
    $this->connection
        ->expects($this->any())
        ->method('query')
        ->willReturn($statement);
    $this->connection
        ->expects($this->at(2))
        ->method('query')
        ->with("SELECT 1 FROM pg_constraint WHERE conname = '{$expected}'")
        ->willReturn($this->createMock('\\Drupal\\Core\\Database\\StatementInterface'));
    $schema->constraintExists($table_name, $name);
}