RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 04:57:44 +00:00
Code Issues Activity Actions

LibJS: Indent tests with 4 spaces instead of 2

Browse source
This commit is contained in:
Matthew Olsson 2020-07-06 07:37:45 -07:00 • committed by Andreas Kling
parent 15de2eda2b
commit 1ef573eb30
261 changed files with 8536 additions and 8497 deletions
Download patch file Download diff file Expand all files Collapse all files

116
Libraries/LibJS/Tests/builtins/Proxy/Proxy.handler-has.js
View file

@ -1,74 +1,74 @@
describe("[[Has]] trap normal behavior", () => {
test("forwarding when not defined in handler", () => {
expect("foo" in new Proxy({}, { has: null })).toBeFalse();
expect("foo" in new Proxy({}, { has: undefined })).toBeFalse();
expect("foo" in new Proxy({}, {})).toBeFalse();
});
test("correct arguments supplied to trap", () => {
let o = {};
let p = new Proxy(o, {
has(target, prop) {
expect(target).toBe(o);
expect(prop).toBe("foo");
return true;
},
test("forwarding when not defined in handler", () => {
expect("foo" in new Proxy({}, { has: null })).toBeFalse();
expect("foo" in new Proxy({}, { has: undefined })).toBeFalse();
expect("foo" in new Proxy({}, {})).toBeFalse();
});
"foo" in p;
});
test("correct arguments supplied to trap", () => {
let o = {};
let p = new Proxy(o, {
has(target, prop) {
expect(target).toBe(o);
expect(prop).toBe("foo");
return true;
},
});
test("conditional return", () => {
let o = {};
let p = new Proxy(o, {
has(target, prop) {
if (target.checkedFoo) return true;
if (prop === "foo") target.checkedFoo = true;
return false;
},
"foo" in p;
});
expect("foo" in p).toBeFalse();
expect("foo" in p).toBeTrue();
});
test("conditional return", () => {
let o = {};
let p = new Proxy(o, {
has(target, prop) {
if (target.checkedFoo) return true;
if (prop === "foo") target.checkedFoo = true;
return false;
},
});
expect("foo" in p).toBeFalse();
expect("foo" in p).toBeTrue();
});
});
describe("[[Has]] invariants", () => {
test("cannot return false if the property exists and is non-configurable", () => {
let o = {};
Object.defineProperty(o, "foo", { configurable: false });
test("cannot return false if the property exists and is non-configurable", () => {
let o = {};
Object.defineProperty(o, "foo", { configurable: false });
p = new Proxy(o, {
has() {
return false;
},
p = new Proxy(o, {
has() {
return false;
},
});
expect(() => {
"foo" in p;
}).toThrowWithMessage(
TypeError,
"Proxy handler's has trap violates invariant: a property cannot be reported as non-existent if it exists on the target as a non-configurable property"
);
});
expect(() => {
"foo" in p;
}).toThrowWithMessage(
TypeError,
"Proxy handler's has trap violates invariant: a property cannot be reported as non-existent if it exists on the target as a non-configurable property"
);
});
test("cannot return false if the property exists and the target is non-extensible", () => {
let o = {};
Object.defineProperty(o, "foo", { value: 10, configurable: true });
test("cannot return false if the property exists and the target is non-extensible", () => {
let o = {};
Object.defineProperty(o, "foo", { value: 10, configurable: true });
let p = new Proxy(o, {
has() {
return false;
},
});
let p = new Proxy(o, {
has() {
return false;
},
Object.preventExtensions(o);
expect(() => {
"foo" in p;
}).toThrowWithMessage(
TypeError,
"Proxy handler's has trap violates invariant: a property cannot be reported as non-existent if it exists on the target and the target is non-extensible"
);
});
Object.preventExtensions(o);
expect(() => {
"foo" in p;
}).toThrowWithMessage(
TypeError,
"Proxy handler's has trap violates invariant: a property cannot be reported as non-existent if it exists on the target and the target is non-extensible"
);
});
});