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-rw-r--r--www/wiki/tests/phpunit/includes/libs/rdbms/database/DBConnRefTest.php148
1 files changed, 148 insertions, 0 deletions
diff --git a/www/wiki/tests/phpunit/includes/libs/rdbms/database/DBConnRefTest.php b/www/wiki/tests/phpunit/includes/libs/rdbms/database/DBConnRefTest.php
new file mode 100644
index 00000000..c3cddc61
--- /dev/null
+++ b/www/wiki/tests/phpunit/includes/libs/rdbms/database/DBConnRefTest.php
@@ -0,0 +1,148 @@
+<?php
+
+use Wikimedia\Rdbms\Database;
+use Wikimedia\Rdbms\DBConnRef;
+use Wikimedia\Rdbms\FakeResultWrapper;
+use Wikimedia\Rdbms\IDatabase;
+use Wikimedia\Rdbms\ILoadBalancer;
+use Wikimedia\Rdbms\ResultWrapper;
+
+/**
+ * @covers Wikimedia\Rdbms\DBConnRef
+ */
+class DBConnRefTest extends PHPUnit\Framework\TestCase {
+
+ use PHPUnit4And6Compat;
+
+ /**
+ * @return ILoadBalancer
+ */
+ private function getLoadBalancerMock() {
+ $lb = $this->getMock( ILoadBalancer::class );
+
+ $lb->method( 'getConnection' )->willReturnCallback(
+ function () {
+ return $this->getDatabaseMock();
+ }
+ );
+
+ $lb->method( 'getConnectionRef' )->willReturnCallback(
+ function () use ( $lb ) {
+ return $this->getDBConnRef( $lb );
+ }
+ );
+
+ return $lb;
+ }
+
+ /**
+ * @return IDatabase
+ */
+ private function getDatabaseMock() {
+ $db = $this->getMockBuilder( Database::class )
+ ->disableOriginalConstructor()
+ ->getMock();
+
+ $db->method( 'select' )->willReturn( new FakeResultWrapper( [] ) );
+ $db->method( '__toString' )->willReturn( 'MOCK_DB' );
+
+ return $db;
+ }
+
+ /**
+ * @return IDatabase
+ */
+ private function getDBConnRef( ILoadBalancer $lb = null ) {
+ $lb = $lb ?: $this->getLoadBalancerMock();
+ return new DBConnRef( $lb, $this->getDatabaseMock() );
+ }
+
+ public function testConstruct() {
+ $lb = $this->getLoadBalancerMock();
+ $ref = new DBConnRef( $lb, $this->getDatabaseMock() );
+
+ $this->assertInstanceOf( ResultWrapper::class, $ref->select( 'whatever', '*' ) );
+ }
+
+ public function testConstruct_params() {
+ $lb = $this->getMock( ILoadBalancer::class );
+
+ $lb->expects( $this->once() )
+ ->method( 'getConnection' )
+ ->with( DB_MASTER, [ 'test' ], 'dummy', ILoadBalancer::CONN_TRX_AUTOCOMMIT )
+ ->willReturnCallback(
+ function () {
+ return $this->getDatabaseMock();
+ }
+ );
+
+ $ref = new DBConnRef(
+ $lb,
+ [ DB_MASTER, [ 'test' ], 'dummy', ILoadBalancer::CONN_TRX_AUTOCOMMIT ]
+ );
+
+ $this->assertInstanceOf( ResultWrapper::class, $ref->select( 'whatever', '*' ) );
+ }
+
+ public function testDestruct() {
+ $lb = $this->getLoadBalancerMock();
+
+ $lb->expects( $this->once() )
+ ->method( 'reuseConnection' );
+
+ $this->innerMethodForTestDestruct( $lb );
+ }
+
+ private function innerMethodForTestDestruct( ILoadBalancer $lb ) {
+ $ref = $lb->getConnectionRef( DB_REPLICA );
+
+ $this->assertInstanceOf( ResultWrapper::class, $ref->select( 'whatever', '*' ) );
+ }
+
+ public function testConstruct_failure() {
+ $this->setExpectedException( InvalidArgumentException::class, '' );
+
+ $lb = $this->getLoadBalancerMock();
+ new DBConnRef( $lb, 17 ); // bad constructor argument
+ }
+
+ public function testGetWikiID() {
+ $lb = $this->getMock( ILoadBalancer::class );
+
+ // getWikiID is optimized to not create a connection
+ $lb->expects( $this->never() )
+ ->method( 'getConnection' );
+
+ $ref = new DBConnRef( $lb, [ DB_REPLICA, [], 'dummy', 0 ] );
+
+ $this->assertSame( 'dummy', $ref->getWikiID() );
+ }
+
+ public function testGetDomainID() {
+ $lb = $this->getMock( ILoadBalancer::class );
+
+ // getDomainID is optimized to not create a connection
+ $lb->expects( $this->never() )
+ ->method( 'getConnection' );
+
+ $ref = new DBConnRef( $lb, [ DB_REPLICA, [], 'dummy', 0 ] );
+
+ $this->assertSame( 'dummy', $ref->getDomainID() );
+ }
+
+ public function testSelect() {
+ // select should get passed through normally
+ $ref = $this->getDBConnRef();
+ $this->assertInstanceOf( ResultWrapper::class, $ref->select( 'whatever', '*' ) );
+ }
+
+ public function testToString() {
+ $ref = $this->getDBConnRef();
+ $this->assertInternalType( 'string', $ref->__toString() );
+
+ $lb = $this->getLoadBalancerMock();
+ $ref = new DBConnRef( $lb, [ DB_MASTER, [], 'test', 0 ] );
+ $this->assertInternalType( 'string', $ref->__toString() );
+ }
+
+}