Add MySQL CLI tests

Author: JanJakes

packages/wp-mysql-proxy/tests/WP_MySQL_Proxy_CLI_Test.php

@@ -0,0 +1,73 @@
+<?php
+
+use Symfony\Component\Process\Process;
+
+class WP_MySQL_Proxy_CLI_Test extends WP_MySQL_Proxy_Test {
+	public function test_auth_without_password(): void {
+		$process = Process::fromShellCommandline(
+			"mysql -h 127.0.0.1 -P {$this->port} -u root -e 'SELECT 123'"
+		);
+		$process->run();
+
+		$this->assertEquals( 0, $process->getExitCode() );
+		$this->assertStringContainsString( '123', $process->getOutput() );
+	}
+
+	public function test_auth_with_password(): void {
+		$process = Process::fromShellCommandline(
+			"mysql -h 127.0.0.1 -P {$this->port} -u root -proot -e 'SELECT 123'"
+		);
+		$process->run();
+
+		$this->assertEquals( 0, $process->getExitCode() );
+		$this->assertStringContainsString( '123', $process->getOutput() );
+	}
+
+	public function test_auth_with_database(): void {
+		$process = Process::fromShellCommandline(
+			"mysql -h 127.0.0.1 -P {$this->port} -u root -proot -D sqlite_database -e 'SELECT 123'"
+		);
+		$process->run();
+
+		$this->assertEquals( 0, $process->getExitCode() );
+		$this->assertStringContainsString( '123', $process->getOutput() );
+	}
+
+
+	public function test_auth_with_unknown_database(): void {
+		$process = Process::fromShellCommandline(
+			"mysql -h 127.0.0.1 -P {$this->port} -u root -proot -D unknown_database -e 'SELECT 123'"
+		);
+		$process->run();
+
+		$this->assertEquals( 1, $process->getExitCode() );
+		$this->assertStringContainsString( "Unknown database: 'unknown_database'", $process->getErrorOutput() );
+	}
+
+	public function test_query(): void {
+		$query   = 'CREATE TABLE t (id INT PRIMARY KEY, name TEXT)';
+		$process = Process::fromShellCommandline(
+			"mysql -h 127.0.0.1 -P {$this->port} -u root -proot -e " . escapeshellarg( $query )
+		);
+		$process->run();
+		$this->assertEquals( 0, $process->getExitCode() );
+
+		$query   = 'INSERT INTO t (id, name) VALUES (123, "abc"), (456, "def")';
+		$process = Process::fromShellCommandline(
+			"mysql -h 127.0.0.1 -P {$this->port} -u root -proot -e " . escapeshellarg( $query )
+		);
+		$process->run();
+		$this->assertEquals( 0, $process->getExitCode() );
+
+		$query   = 'SELECT * FROM t';
+		$process = Process::fromShellCommandline(
+			"mysql -h 127.0.0.1 -P {$this->port} -u root -proot -e " . escapeshellarg( $query )
+		);
+		$process->run();
+		$this->assertEquals( 0, $process->getExitCode() );
+		$this->assertSame(
+			"id\tname\n123\tabc\n456\tdef\n",
+			$process->getOutput()
+		);
+	}
+}