mirror of
https://github.com/danog/postgres.git
synced 2024-12-02 09:27:54 +01:00
699 lines
20 KiB
PHP
699 lines
20 KiB
PHP
<?php
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namespace Amp\Postgres\Test;
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use Amp\Delayed;
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use Amp\Loop;
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use Amp\PHPUnit\AsyncTestCase;
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use Amp\Pipeline;
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use Amp\Postgres\Link;
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use Amp\Postgres\Listener;
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use Amp\Postgres\QueryExecutionError;
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use Amp\Postgres\Transaction;
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use Amp\Sql\QueryError;
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use Amp\Sql\Result;
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use Amp\Sql\Statement;
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use Amp\Sql\Transaction as SqlTransaction;
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use Amp\Sql\TransactionError;
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use function Amp\async;
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use function Amp\asyncCallable;
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use function Amp\await;
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abstract class AbstractLinkTest extends AsyncTestCase
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{
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protected Link $link;
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/**
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* @return array Start test data for database.
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*/
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public function getData(): array
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{
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return [
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['amphp', 'org'],
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['github', 'com'],
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['google', 'com'],
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['php', 'net'],
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];
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}
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/**
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* @param string $connectionString
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*
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* @return Link Connection or Link object to be tested.
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*/
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abstract public function createLink(string $connectionString): Link;
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public function setUp(): void
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{
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parent::setUp();
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$this->link = $this->createLink('host=localhost user=postgres');
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}
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public function testQueryWithTupleResult()
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{
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$result = $this->link->query("SELECT * FROM test");
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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$this->assertNull($result->getNextResult());
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}
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public function testMultipleQueryWithTupleResult()
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{
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$result = $this->link->query("SELECT * FROM test; SELECT * FROM test");
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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$result = $result->getNextResult();
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$this->assertInstanceOf(Result::class, $result);
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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$this->assertNull($result->getNextResult());
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}
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public function testMultipleQueryWithCommandResultFirst()
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{
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$result = $this->link->query("INSERT INTO test (domain, tld) VALUES ('gitlab', 'com'); SELECT * FROM test");
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$this->assertNull($result->continue());
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$this->assertSame(1, $result->getRowCount());
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$result = $result->getNextResult();
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$this->assertInstanceOf(Result::class, $result);
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$data = $this->getData();
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$data[] = ['gitlab', 'com']; // Add inserted row to expected data.
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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$this->assertNull($result->getNextResult());
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}
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public function testMultipleQueryWithCommandResultSecond()
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{
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$result = $this->link->query("SELECT * FROM test; INSERT INTO test (domain, tld) VALUES ('gitlab', 'com')");
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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$result = $result->getNextResult();
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$this->assertNull($result->continue());
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$this->assertSame(1, $result->getRowCount());
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$this->assertNull($result->getNextResult());
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}
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public function testQueryWithUnconsumedTupleResult()
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{
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$result = $this->link->query("SELECT * FROM test");
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$this->assertInstanceOf(Result::class, $result);
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unset($result); // Force destruction of result object.
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$result = $this->link->query("SELECT * FROM test");
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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}
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public function testMultipleQueries()
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{
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$result = $this->link->query("SELECT * FROM test; INSERT INTO test (domain, tld) VALUES ('gitlab', 'com'); SELECT * FROM test");
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$this->assertInstanceOf(Result::class, $result);
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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$result = $result->getNextResult();
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$this->assertNull($result->continue());
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$this->assertSame(1, $result->getRowCount());
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$result = $result->getNextResult();
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$this->assertInstanceOf(Result::class, $result);
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$data = $this->getData();
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$data[] = ['gitlab', 'com']; // Add inserted row to expected data.
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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$this->assertNull($result->getNextResult());
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$this->assertNull($result->getNextResult());
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}
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public function testQueryWithCommandResult()
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{
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$result = $this->link->query("INSERT INTO test VALUES ('canon', 'jp')");
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$this->assertInstanceOf(Result::class, $result);
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$this->assertSame(1, $result->getRowCount());
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}
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public function testQueryWithEmptyQuery()
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{
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$this->expectException(QueryError::class);
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$this->link->query('');
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}
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public function testQueryWithSyntaxError()
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{
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/** @var Result $result */
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try {
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$result = $this->link->query("SELECT & FROM test");
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$this->fail(\sprintf("An instance of %s was expected to be thrown", QueryExecutionError::class));
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} catch (QueryExecutionError $exception) {
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$diagnostics = $exception->getDiagnostics();
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$this->assertArrayHasKey("sqlstate", $diagnostics);
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}
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}
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public function testPrepare()
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{
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$query = "SELECT * FROM test WHERE domain=\$1";
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/** @var Statement $statement */
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$statement = $this->link->prepare($query);
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$this->assertSame($query, $statement->getQuery());
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$data = $this->getData()[0];
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$result = $statement->execute([$data[0]]);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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/**
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* @depends testPrepare
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*/
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public function testPrepareWithNamedParams()
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{
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$query = "SELECT * FROM test WHERE domain=:domain AND tld=:tld";
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$statement = $this->link->prepare($query);
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$data = $this->getData()[0];
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$this->assertSame($query, $statement->getQuery());
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$result = $statement->execute(['domain' => $data[0], 'tld' => $data[1]]);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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/**
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* @depends testPrepare
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*/
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public function testPrepareWithUnnamedParams()
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{
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$query = "SELECT * FROM test WHERE domain=? AND tld=?";
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$statement = $this->link->prepare($query);
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$data = $this->getData()[0];
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$this->assertSame($query, $statement->getQuery());
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$result = $statement->execute([$data[0], $data[1]]);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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/**
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* @depends testPrepare
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*/
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public function testPrepareWithNamedParamsWithDataAppearingAsNamedParam()
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{
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$query = "SELECT * FROM test WHERE domain=:domain OR domain=':domain'";
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$statement = $this->link->prepare($query);
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$data = $this->getData()[0];
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$this->assertSame($query, $statement->getQuery());
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$result = $statement->execute(['domain' => $data[0]]);
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$this->assertInstanceOf(Result::class, $result);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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/**
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* @depends testPrepare
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*/
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public function testPrepareInvalidQuery()
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{
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$this->expectException(QueryExecutionError::class);
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$this->expectExceptionMessage('column "invalid" does not exist');
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$query = "SELECT * FROM test WHERE invalid=\$1";
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$this->link->prepare($query);
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}
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/**
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* @depends testPrepare
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*/
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public function testPrepareSameQuery()
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{
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$sql = "SELECT * FROM test WHERE domain=\$1";
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$statement1 = $this->link->prepare($sql);
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$statement2 = $this->link->prepare($sql);
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$this->assertInstanceOf(Statement::class, $statement1);
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$this->assertInstanceOf(Statement::class, $statement2);
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unset($statement1);
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$data = $this->getData()[0];
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$result = $statement2->execute([$data[0]]);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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/**
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* @depends testPrepareSameQuery
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*/
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public function testSimultaneousPrepareSameQuery()
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{
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$sql = "SELECT * FROM test WHERE domain=\$1";
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$statement1 = async(fn() => $this->link->prepare($sql));
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$statement2 = async(fn() => $this->link->prepare($sql));
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[$statement1, $statement2] = await([$statement1, $statement2]);
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$data = $this->getData()[0];
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$result = $statement1->execute([$data[0]]);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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unset($statement1);
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$result = $statement2->execute([$data[0]]);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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public function testPrepareSimilarQueryReturnsDifferentStatements()
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{
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$statement1 = async(fn() => $this->link->prepare("SELECT * FROM test WHERE domain=\$1"));
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$statement2 = async(fn() => $this->link->prepare("SELECT * FROM test WHERE domain=:domain"));
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[$statement1, $statement2] = await([$statement1, $statement2]);
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$this->assertInstanceOf(Statement::class, $statement1);
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$this->assertInstanceOf(Statement::class, $statement2);
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$this->assertNotSame($statement1, $statement2);
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$data = $this->getData()[0];
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$results = [];
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$results[] = Pipeline\toArray($statement1->execute([$data[0]]));
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$results[] = Pipeline\toArray($statement2->execute(['domain' => $data[0]]));
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foreach ($results as $result) {
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/** @var Result $result */
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foreach ($result as $row) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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}
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public function testPrepareThenExecuteWithUnconsumedTupleResult()
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{
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$statement = $this->link->prepare("SELECT * FROM test");
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$result = $statement->execute();
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unset($result); // Force destruction of result object.
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$result = $statement->execute();
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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}
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public function testExecute()
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{
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$data = $this->getData()[0];
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$result = $this->link->execute("SELECT * FROM test WHERE domain=\$1", [$data[0]]);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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/**
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* @depends testExecute
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*/
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public function testExecuteWithNamedParams()
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{
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$data = $this->getData()[0];
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$result = $this->link->execute(
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"SELECT * FROM test WHERE domain=:domain",
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['domain' => $data[0]]
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);
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$this->assertInstanceOf(Result::class, $result);
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while ($row = $result->continue()) {
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$this->assertSame($data[0], $row['domain']);
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$this->assertSame($data[1], $row['tld']);
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}
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}
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/**
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* @depends testExecute
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*/
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public function testExecuteWithInvalidParams()
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{
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$this->expectException(\Error::class);
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$this->expectExceptionMessage("Value for unnamed parameter at position 0 missing");
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$this->link->execute("SELECT * FROM test WHERE domain=\$1");
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}
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/**
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* @depends testExecute
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*/
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public function testExecuteWithInvalidNamedParams()
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{
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$this->expectException(\Error::class);
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$this->expectExceptionMessage("Value for named parameter 'domain' missing");
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$this->link->execute("SELECT * FROM test WHERE domain=:domain", ['tld' => 'com']);
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}
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/**
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* @depends testQueryWithTupleResult
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*/
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public function testSimultaneousQuery()
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{
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$callback = asyncCallable(function ($value) {
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$result = $this->link->query("SELECT {$value} as value");
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if ($value) {
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new Delayed(100);
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}
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while ($row = $result->continue()) {
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$this->assertEquals($value, $row['value']);
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}
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});
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await([$callback(0), $callback(1)]);
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}
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/**
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* @depends testSimultaneousQuery
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*/
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public function testSimultaneousQueryWithOneFailing()
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{
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$callback = asyncCallable(function ($query) {
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$result = $this->link->query($query);
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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return $result;
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});
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$result = null;
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try {
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$successful = $callback("SELECT * FROM test");
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$failing = $callback("SELECT & FROM test");
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$result = await($successful);
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await($failing);
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} catch (QueryError $exception) {
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$this->assertInstanceOf(Result::class, $result);
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return;
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}
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$this->fail(\sprintf("Test did not throw an instance of %s", QueryError::class));
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}
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public function testSimultaneousQueryAndPrepare()
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{
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$promises = [];
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$promises[] = async(function () {
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$result = $this->link->query("SELECT * FROM test");
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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});
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$promises[] = async(function () {
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$statement = ($this->link->prepare("SELECT * FROM test"));
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$result = $statement->execute();
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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});
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await($promises);
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}
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public function testSimultaneousPrepareAndExecute()
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{
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$promises[] = async(function () {
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$statement = $this->link->prepare("SELECT * FROM test");
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$result = $statement->execute();
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$data = $this->getData();
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for ($i = 0; $row = $result->continue(); ++$i) {
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$this->assertSame($data[$i][0], $row['domain']);
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$this->assertSame($data[$i][1], $row['tld']);
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}
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});
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$promises[] = async(function () {
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$result = $this->link->execute("SELECT * FROM test");
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|
|
|
$data = $this->getData();
|
|
|
|
for ($i = 0; $row = $result->continue(); ++$i) {
|
|
$this->assertSame($data[$i][0], $row['domain']);
|
|
$this->assertSame($data[$i][1], $row['tld']);
|
|
}
|
|
});
|
|
|
|
await($promises);
|
|
}
|
|
|
|
public function testTransaction()
|
|
{
|
|
$isolation = SqlTransaction::ISOLATION_COMMITTED;
|
|
|
|
$transaction = $this->link->beginTransaction($isolation);
|
|
|
|
$this->assertInstanceOf(Transaction::class, $transaction);
|
|
|
|
$data = $this->getData()[0];
|
|
|
|
$this->assertTrue($transaction->isAlive());
|
|
$this->assertTrue($transaction->isActive());
|
|
$this->assertSame($isolation, $transaction->getIsolationLevel());
|
|
|
|
$transaction->createSavepoint('test');
|
|
|
|
$statement = $transaction->prepare("SELECT * FROM test WHERE domain=:domain");
|
|
$result = $statement->execute(['domain' => $data[0]]);
|
|
|
|
$this->assertInstanceOf(Result::class, $result);
|
|
|
|
unset($result); // Force destruction of result object.
|
|
|
|
$result = $transaction->execute("SELECT * FROM test WHERE domain=\$1 FOR UPDATE", [$data[0]]);
|
|
|
|
$this->assertInstanceOf(Result::class, $result);
|
|
|
|
unset($result); // Force destruction of result object.
|
|
|
|
$transaction->rollbackTo('test');
|
|
|
|
$transaction->commit();
|
|
|
|
$this->assertFalse($transaction->isAlive());
|
|
$this->assertFalse($transaction->isActive());
|
|
|
|
try {
|
|
$result = $transaction->execute("SELECT * FROM test");
|
|
$this->fail('Query should fail after transaction commit');
|
|
} catch (TransactionError $exception) {
|
|
// Exception expected.
|
|
}
|
|
}
|
|
|
|
public function testListen()
|
|
{
|
|
$channel = "test";
|
|
$listener = $this->link->listen($channel);
|
|
|
|
$this->assertInstanceOf(Listener::class, $listener);
|
|
$this->assertSame($channel, $listener->getChannel());
|
|
|
|
Loop::delay(100, asyncCallable(function () use ($channel) {
|
|
$this->link->query(\sprintf("NOTIFY %s, '%s'", $channel, '0'));
|
|
$this->link->query(\sprintf("NOTIFY %s, '%s'", $channel, '1'));
|
|
}));
|
|
|
|
$count = 0;
|
|
Loop::delay(200, asyncCallable(function () use ($listener) {
|
|
$listener->unlisten();
|
|
}));
|
|
|
|
while ($notification = $listener->continue()) {
|
|
$this->assertSame($notification->payload, (string) $count++);
|
|
}
|
|
|
|
$this->assertSame(2, $count);
|
|
}
|
|
|
|
/**
|
|
* @depends testListen
|
|
*/
|
|
public function testNotify()
|
|
{
|
|
$channel = "test";
|
|
$listener = $this->link->listen($channel);
|
|
|
|
Loop::delay(100, asyncCallable(function () use ($channel) {
|
|
$this->link->notify($channel, '0');
|
|
$this->link->notify($channel, '1');
|
|
}));
|
|
|
|
$count = 0;
|
|
Loop::delay(200, asyncCallable(function () use ($listener) {
|
|
$listener->unlisten();
|
|
}));
|
|
|
|
while ($notification = $listener->continue()) {
|
|
$this->assertSame($notification->payload, (string) $count++);
|
|
}
|
|
|
|
$this->assertSame(2, $count);
|
|
}
|
|
|
|
/**
|
|
* @depends testListen
|
|
*/
|
|
public function testListenOnSameChannel()
|
|
{
|
|
$this->expectException(QueryError::class);
|
|
$this->expectExceptionMessage('Already listening on channel');
|
|
|
|
$channel = "test";
|
|
await([$this->link->listen($channel), $this->link->listen($channel)]);
|
|
}
|
|
|
|
public function testQueryAfterErroredQuery()
|
|
{
|
|
try {
|
|
$result = $this->link->query("INSERT INTO test (domain, tld) VALUES ('github', 'com')");
|
|
} catch (QueryExecutionError $exception) {
|
|
// Expected exception due to duplicate key.
|
|
}
|
|
|
|
$result = $this->link->query("INSERT INTO test (domain, tld) VALUES ('gitlab', 'com')");
|
|
|
|
$this->assertSame(1, $result->getRowCount());
|
|
}
|
|
}
|