         defer { try? group.syncShutdownGracefully() }
         
         XCTAssertEqual(
-            try? api.execute(
+            try api.execute(
                 request: """
                 query {
                   coord {

        let group = MultiThreadedEventLoopGroup(numberOfThreads: System.coreCount)
        defer { try? group.syncShutdownGracefully() }
        
        XCTAssertEqual(
            try? api.execute(
                request: """
                query {
                  coord (input: {value: {latitude: 0.0, longitude: 0.0}}) {
                    value
                  }
                }
                """,
                context: NoContext(),
                on: group
            ).wait(),
            GraphQLResult(data: [
                "coord": [
                    "value": [
                        "longitude": 0.0,
                        "latitude": 0.0
                    ]
                ]
            ])
        )
    }
}

        defer { try? group.syncShutdownGracefully() }
        
        XCTAssertEqual(
            try api.execute(
                request: """
                query {
                  coord (value: "(0.0, 0.0)") {
