function UpsertTest::testUpsertWithKeywords

Confirms that we can upsert records with keywords successfully.

File

core/tests/Drupal/KernelTests/Core/Database/UpsertTest.php, line 64

Class

UpsertTest

Tests the Upsert query builder.

Namespace

Code

public function testUpsertWithKeywords() : void {
    $num_records_before = $this->connection
        ->query('SELECT COUNT(*) FROM {select}')
        ->fetchField();
    $upsert = $this->connection
        ->upsert('select')
        ->key('id')
        ->fields([
        'id',
        'update',
    ]);
    // Add a new row.
    $upsert->values([
        // Test a non sequence ID for better testing of the default return value.
'id' => 3,
        'update' => 'Update value 2',
    ]);
    // Update an existing row.
    $upsert->values([
        'id' => 1,
        'update' => 'Update value 1 updated',
    ]);
    $result = $upsert->execute();
    $this->assertIsInt($result);
    // The upsert returns the number of rows affected. For MySQL the return
    // value is 3 because the affected-rows value per row is 1 if the row is
    // inserted as a new row, 2 if an existing row is updated. See
    // https://dev.mysql.com/doc/c-api/8.0/en/mysql-affected-rows.html.
    $this->assertGreaterThanOrEqual(2, $result, 'The result of the upsert operation should report that at least two rows were affected.');
    $num_records_after = $this->connection
        ->query('SELECT COUNT(*) FROM {select}')
        ->fetchField();
    $this->assertEquals($num_records_before + 1, $num_records_after, 'Rows were inserted and updated properly.');
    $record = $this->connection
        ->query('SELECT * FROM {select} WHERE [id] = :id', [
        ':id' => 1,
    ])
        ->fetch();
    $this->assertEquals('Update value 1 updated', $record->update);
    $record = $this->connection
        ->query('SELECT * FROM {select} WHERE [id] = :id', [
        ':id' => 3,
    ])
        ->fetch();
    $this->assertEquals('Update value 2', $record->update);
    // An upsert should be re-usable.
    $upsert->values([
        'id' => 4,
        'update' => 'Another value',
    ]);
    $return_value = $upsert->execute();
    $this->assertSame(1, $return_value);
    $record = $this->connection
        ->query('SELECT * FROM {select} WHERE [id] = :id', [
        ':id' => 4,
    ])
        ->fetch();
    $this->assertEquals('Another value', $record->update);
}