Spaces:
Sleeping
Sleeping
File size: 2,126 Bytes
cc651f6 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 |
"use strict";
var jsc = require("jsverify");
var refute = require("@sinonjs/referee-sinon").refute;
var functionName = require("./function-name");
describe("function-name", function () {
it("should return empty string if func is falsy", function () {
jsc.assertForall("falsy", function (fn) {
return functionName(fn) === "";
});
});
it("should use displayName by default", function () {
jsc.assertForall("nestring", function (displayName) {
var fn = { displayName: displayName };
return functionName(fn) === fn.displayName;
});
});
it("should use name if displayName is not available", function () {
jsc.assertForall("nestring", function (name) {
var fn = { name: name };
return functionName(fn) === fn.name;
});
});
it("should fallback to string parsing", function () {
jsc.assertForall("nat", function (naturalNumber) {
var name = `fn${naturalNumber}`;
var fn = {
toString: function () {
return `\nfunction ${name}`;
},
};
return functionName(fn) === name;
});
});
it("should not fail when a name cannot be found", function () {
refute.exception(function () {
var fn = {
toString: function () {
return "\nfunction (";
},
};
functionName(fn);
});
});
it("should not fail when toString is undefined", function () {
refute.exception(function () {
functionName(Object.create(null));
});
});
it("should not fail when toString throws", function () {
refute.exception(function () {
var fn;
try {
// eslint-disable-next-line no-eval
fn = eval("(function*() {})")().constructor;
} catch (e) {
// env doesn't support generators
return;
}
functionName(fn);
});
});
});
|