#[cfg(test)]
mod test {
    use rustql_parser::parser::Parser;
    use std::fs::{File, read_to_string};
    use std::io::Write;
    use serde_json::to_string_pretty;

    macro_rules! test_case_for_parser {
        ($path: expr) => {
            let ql_file_path = format!("{}.graphql", $path);
            let ast_file_path = format!("{}.ast.json", $path);

            let ql_file_str = match read_to_string(ql_file_path.as_str()) {
                Ok(ql_str) => ql_str,
                Err(_reason) => panic!("[Test Error]: Can not find test file {:?}", ql_file_path.as_str())
            };
            let mut parser = Parser::new(ql_file_str.as_str());
            let root = parser.parse();

            match read_to_string(ast_file_path.as_str()) {
                Ok(ast_str) => {
                    assert_eq!(ast_str, to_string_pretty(&root).unwrap());
                },
                Err(_reason) => {
                    let mut output = File::create(ast_file_path.as_str()).unwrap();
                    write!(output, "{}",to_string_pretty(&root).unwrap().as_str()).unwrap();
                }
            };
        };
    }
    #[test]
    fn test_directive_args_multiline() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/directive_args_multiline");
    }
    #[test]
    fn test_directive_args() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/directive_args");
    }
    #[test]
    fn test_fragment_spread() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/fragment_spread");
    }
    #[test]
    fn test_fragment() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/fragment");
    }
    #[test]
    fn test_inline_fragment_dir() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/inline_fragment_dir");
    }
    #[test]
    fn test_inline_fragment() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/inline_fragment");
    }
    #[test]
    fn test_kitchen_sink_canonical() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/kitchen-sink_canonical");
    }
    #[test]
    fn test_kitchen_sink() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/kitchen-sink");
    }
    #[test]
    fn test_minimal_mutation(){
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/minimal_mutation");
    }
    #[test]
    fn test_minimal_query() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/minimal_query");
    }
    #[test]
    fn test_minimal() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/minimal");
    }
    #[test]
    fn test_mutation_directive() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/mutation_directive");
    }
    #[test]
    fn test_mutation_nameless_vars() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/mutation_nameless_vars");
    }
    #[test]
    fn test_named_query() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/named_query");
    }
    #[test]
    fn test_nested_selection() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/nested_selection");
    }
    #[test]
    fn test_query_aliases() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_aliases");
    }
    #[test]
    fn test_query_arguments_multiline() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_arguments_multiline");
    }
    #[test]
    fn test_query_arguments() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_arguments");
    }
    #[test]
    fn test_query_array_argument_multiline() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_array_argument_multiline");
    }
    #[test]
    fn test_query_directive() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_directive");
    }
    #[test]
    fn test_query_list_argument() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_list_argument");
    }
    #[test]
    fn test_query_nameless_vars_multiple_fields_canonical() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_nameless_vars_multiple_fields_canonical");
    }
    #[test]
    fn test_query_nameless_vars_multiple_fields() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_nameless_vars_multiple_fields");
    }
    #[test]
    fn test_query_nameless_vars() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_nameless_vars");
    }
    #[test]
    fn test_query_object_argument_multiline() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_object_argument_multiline");
    }
    #[test]
    fn test_query_object_argument() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_object_argument");
    }
    #[test]
    fn test_query_var_default_float() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_var_default_float");
    }
    #[test]
    fn test_query_var_default_list() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_var_default_list");
    }
    #[test]
    fn test_query_var_default_object() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_var_default_object");
    }
    #[test]
    fn test_query_var_default_string() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_var_default_string");
    }
    #[test]
    fn test_query_var_defaults() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_var_defaults");
    }
    #[test]
    fn test_query_vars() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/query_vars");
    }
    #[test]
    fn test_string_literal() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/string_literal");
    }
    #[test]
    fn test_subscription_directive() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/subscription_directive");
    }
    #[test]
    fn test_triple_quoted_literal() {
        test_case_for_parser!("./tests/fixtures/graphql_rust/query/triple_quoted_literal");
    }

}