614bad86bc
We were getting the attributes of the existing value and then immediately assigned the default attributes instead.
70 lines
2.2 KiB
JavaScript
70 lines
2.2 KiB
JavaScript
test("plain property", () => {
|
|
let o = { foo: "bar" };
|
|
|
|
expect(o).toHaveConfigurableProperty("foo");
|
|
expect(o).toHaveEnumerableProperty("foo");
|
|
expect(o).toHaveWritableProperty("foo");
|
|
expect(o).toHaveValueProperty("foo", "bar");
|
|
expect(o).not.toHaveGetterProperty("foo");
|
|
expect(o).not.toHaveSetterProperty("foo");
|
|
});
|
|
|
|
test("symbol property", () => {
|
|
let s = Symbol("foo");
|
|
let o = { [s]: "bar" };
|
|
|
|
expect(o).toHaveConfigurableProperty(s);
|
|
expect(o).toHaveEnumerableProperty(s);
|
|
expect(o).toHaveWritableProperty(s);
|
|
expect(o).toHaveValueProperty(s, "bar");
|
|
expect(o).not.toHaveGetterProperty(s);
|
|
expect(o).not.toHaveSetterProperty(s);
|
|
});
|
|
|
|
test("getter property", () => {
|
|
let o = { get foo() {} };
|
|
|
|
expect(o).toHaveConfigurableProperty("foo");
|
|
expect(o).toHaveEnumerableProperty("foo");
|
|
expect(o).not.toHaveWritableProperty("foo");
|
|
expect(o).not.toHaveValueProperty("foo");
|
|
expect(o).toHaveGetterProperty("foo");
|
|
expect(o).not.toHaveSetterProperty("foo");
|
|
});
|
|
|
|
test("setter property", () => {
|
|
let o = { set foo(_) {} };
|
|
|
|
expect(o).toHaveConfigurableProperty("foo");
|
|
expect(o).toHaveEnumerableProperty("foo");
|
|
expect(o).not.toHaveWritableProperty("foo");
|
|
expect(o).not.toHaveValueProperty("foo");
|
|
expect(o).not.toHaveGetterProperty("foo");
|
|
expect(o).toHaveSetterProperty("foo");
|
|
});
|
|
|
|
test("defined property", () => {
|
|
let o = {};
|
|
|
|
const attributes = {
|
|
enumerable: false,
|
|
writable: true,
|
|
value: 10,
|
|
};
|
|
Object.defineProperty(o, "foo", attributes);
|
|
Object.defineProperty(o, 1, attributes);
|
|
|
|
expect(o).not.toHaveConfigurableProperty("foo");
|
|
expect(o).not.toHaveEnumerableProperty("foo");
|
|
expect(o).toHaveWritableProperty("foo");
|
|
expect(o).toHaveValueProperty("foo", 10);
|
|
expect(o).not.toHaveGetterProperty("foo");
|
|
expect(o).not.toHaveSetterProperty("foo");
|
|
|
|
expect(o).not.toHaveConfigurableProperty(1);
|
|
expect(o).not.toHaveEnumerableProperty(1);
|
|
expect(o).toHaveWritableProperty(1);
|
|
expect(o).toHaveValueProperty(1, 10);
|
|
expect(o).not.toHaveGetterProperty(1);
|
|
expect(o).not.toHaveSetterProperty(1);
|
|
});
|