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LibJS: Start implementing Temporal.PlainTime

This commit adds the PlainTime object itself, its constructor and
prototype (currently empty), and the CreateTemporalTime abstract
operation.
This commit is contained in:
Linus Groh 2021-07-28 18:36:52 +01:00
parent 321f2c0927
commit ae4bf8fc32
12 changed files with 347 additions and 2 deletions

View file

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describe("errors", () => {
test("called without new", () => {
expect(() => {
Temporal.PlainTime();
}).toThrowWithMessage(
TypeError,
"Temporal.PlainTime constructor must be called with 'new'"
);
});
test("cannot pass Infinity", () => {
for (let i = 0; i < 6; ++i) {
const args = Array(6).fill(0);
args[i] = Infinity;
expect(() => {
new Temporal.PlainTime(...args);
}).toThrowWithMessage(RangeError, "Invalid plain time");
args[i] = -Infinity;
expect(() => {
new Temporal.PlainTime(...args);
}).toThrowWithMessage(RangeError, "Invalid plain time");
}
});
test("cannot pass invalid ISO time", () => {
const badValues = [24, 60, 60, 1000, 1000, 1000];
for (let i = 0; i < 6; ++i) {
const args = [0, 0, 0, 0, 0, 0];
args[i] = badValues[i];
expect(() => {
new Temporal.PlainTime(...args);
}).toThrowWithMessage(RangeError, "Invalid plain time");
}
});
});
describe("normal behavior", () => {
test("length is 0", () => {
expect(Temporal.PlainTime).toHaveLength(0);
});
test("basic functionality", () => {
const plainTime = new Temporal.PlainTime(19, 46, 32, 123, 456, 789);
expect(typeof plainTime).toBe("object");
expect(plainTime).toBeInstanceOf(Temporal.PlainTime);
expect(Object.getPrototypeOf(plainTime)).toBe(Temporal.PlainTime.prototype);
});
});