UglifyJS/test/compress/new.js

new_statement: {
    input: {
        new x(1);
        new x(1)(2);
        new x(1)(2)(3);
        new new x(1);
        new new x(1)(2);
        new (new x(1))(2);
        (new new x(1))(2);
    }
    expect_exact: "new x(1);new x(1)(2);new x(1)(2)(3);new new x(1);new new x(1)(2);new new x(1)(2);(new new x(1))(2);"
}

new_statements_2: {
    input: {
        new x;
        new new x;
        new new new x;
        new true;
        new (0);
        new (!0);
        new (bar = function(foo) {this.foo=foo;})(123);
        new (bar = function(foo) {this.foo=foo;})();
    }
    expect_exact: "new x;new(new x);new(new(new x));new true;new 0;new(!0);new(bar=function(foo){this.foo=foo})(123);new(bar=function(foo){this.foo=foo});"
}

new_statements_3: {
    input: {
        new (function(foo){this.foo=foo;})(1);
        new (function(foo){this.foo=foo;})();
        new (function test(foo){this.foo=foo;})(1);
        new (function test(foo){this.foo=foo;})();
    }
    expect_exact: "new function(foo){this.foo=foo}(1);new function(foo){this.foo=foo};new function test(foo){this.foo=foo}(1);new function test(foo){this.foo=foo};"
}

new_with_rewritten_true_value: {
    options = {
        booleans: true,
    }
    input: {
        new true;
    }
    expect_exact: "new(!0);"
}

new_with_many_parameters: {
    input: {
        new foo.bar("baz");
        new x(/123/, 456);
    }
    expect_exact: 'new foo.bar("baz");new x(/123/,456);'
}

new_constructor_with_unary_arguments: {
    input: {
        new x();
        new x(-1);
        new x(-1, -2);
        new x(void 1, +2, -3, ~4, !5, --a, ++b, c--, d++, typeof e, delete f);
        new (-1);     // should parse despite being invalid at runtime.
        new (-1)();   // should parse despite being invalid at runtime.
        new (-1)(-2); // should parse despite being invalid at runtime.
    }
    expect_exact: "new x;new x(-1);new x(-1,-2);new x(void 1,+2,-3,~4,!5,--a,++b,c--,d++,typeof e,delete f);new(-1);new(-1);new(-1)(-2);"
}

call_with_unary_arguments: {
    input: {
        x();
        x(-1);
        x(-1, -2);
        x(void 1, +2, -3, ~4, !5, --a, ++b, c--, d++, typeof e, delete f);
        (-1)();   // should parse despite being invalid at runtime.
        (-1)(-2); // should parse despite being invalid at runtime.
    }
    expect_exact: "x();x(-1);x(-1,-2);x(void 1,+2,-3,~4,!5,--a,++b,c--,d++,typeof e,delete f);(-1)();(-1)(-2);"
}

new_with_unary_prefix: {
    input: {
        var bar = (+new Date()).toString(32);
    }
    expect_exact: 'var bar=(+new Date).toString(32);';
}

dot_parenthesis_1: {
    input: {
        console.log(new (Math.random().constructor) instanceof Number);
    }
    expect_exact: "console.log(new(Math.random().constructor)instanceof Number);"
    expect_stdout: "true"
}

dot_parenthesis_2: {
    input: {
        console.log(typeof new function(){Math.random()}.constructor);
    }
    expect_exact: "console.log(typeof new function(){Math.random()}.constructor);"
    expect_stdout: "function"
}