function-displayName-computed.js

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// |jit-test| skip-if: isLcovEnabled()

// Guessed Atoms tests.

// Test String literals

var obj = {

  ["func"]: function() {return function() {} },

  ["arrowFunc"]: ()=>{return function() {} },

  ["method"]() {return function() {} },

  ["nonAnonymousFunc"]: function F() {return function() {} },

  get ["getter"]() {return function() {} },

};

assertEq(displayName(obj.func()), "func/<");

assertEq(displayName(obj.arrowFunc()), "arrowFunc/<");

assertEq(displayName(obj.method()), "method/<");

assertEq(displayName(obj.nonAnonymousFunc()), "F/<");

// We don't support guessed name for accessor

assertEq(displayName(obj.getter), "");

let dummy = class {

  ["func"]() {return function() {} }

  ["arrowFunc"] = ()=>{return function() {} };

  ["method"]() {return function() {} }

  get ["getter"]() {return function() {} }

};

dum = new dummy();

assertEq(displayName(dum.func()), "func/<");

// We don't support guessed name for class field with computed name

assertEq(displayName(dum.arrowFunc()), "dummy</</<");

assertEq(displayName(dum.method()), "method/<");

// We don't support guessed name for accessor

assertEq(displayName(dummy.prototype.getter), "dummy</<");

// Test numeric literals

var objN = {

  [1]: function() {return function() {}},

  [5]: ()=>{return function() {}},

  [7] () {return function() {}},

  [8]: class {},

  [9]: function F() {return function() {}},

  [10]: class C{},

  get [11]() {return function() {}},

};

assertEq(displayName(objN[1]()), "1/<");

assertEq(displayName(objN[5]()), "5/<");

assertEq(displayName(objN[7]()), "7/<");

assertEq(displayName(objN[8]), "8");

assertEq(displayName(objN[9]()), "F/<");

assertEq(displayName(objN[10]), "C");

// We don't support guessed name for accessor

assertEq(displayName(objN[11]), "objN/<");

let foo = class {

  [1] () {return function() {} }

  [5] = ()=>{return function() {} };

  [7] () {return function() {} }

  get [11]() {return function() {} }

};

f = new foo();

assertEq(displayName(f[1]()), "1/<");

// We don't support guessed name for class field with computed name

assertEq(displayName(f[5]()), "foo</</<");

assertEq(displayName(f[7]()), "7/<");

assertEq(displayName(f[11]), "foo</<");

// Native built-in accessor name, which is lazily created.

assertEq(displayName(Object.getOwnPropertyDescriptor(Map.prototype, "size").get), "get size");

assertEq(displayName(Object.getOwnPropertyDescriptor(RegExp.prototype, "flags").get), "get flags");