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test-js: Use prettier and format all files

This commit is contained in:
Matthew Olsson 2020-07-05 09:27:00 -07:00 committed by Andreas Kling
parent e532888242
commit 6d58c48c2f
248 changed files with 8291 additions and 7725 deletions

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@ -1,70 +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("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("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;
}
});
"foo" in p;
});
"foo" in p;
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;
},
});
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();
});
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;
}
});
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");
p = new Proxy(o, {
has() {
return false;
},
});
test("cannot return false if the property exists and the target is non-extensible", () => {
let o = {};
Object.defineProperty(o, "foo", { value: 10, configurable: true });
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"
);
});
let p = new Proxy(o, {
has() {
return false;
}
});
test("cannot return false if the property exists and the target is non-extensible", () => {
let o = {};
Object.defineProperty(o, "foo", { value: 10, configurable: true });
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");
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"
);
});
});