import assert from "assert";
import { Fields } from "../../index.js";

describe("boolean field", () => {
	const ctx = {} as any;

	it("validation logic", async () => {
		const required = new Fields.Boolean(true);
		const not_required = new Fields.Boolean(false);

		assert.strictEqual((await required.isValueValid(ctx, true)).valid, true);
		assert.strictEqual((await required.isValueValid(ctx, false)).valid, false);
		assert.strictEqual((await not_required.isValueValid(ctx, true)).valid, true);
		assert.strictEqual((await not_required.isValueValid(ctx, false)).valid, true);
	});

	it("parse function", async () => {
		const field = new Fields.Boolean(true);
		const true_response = await field.parse(ctx, true as any);
		const null_response = await field.parse(ctx, null as any);
		const true_as_string_response = await field.parse(ctx, "true");
		const undefined_response = await field.parse(ctx, undefined);
		const number_response = await field.parse(ctx, 42);

		assert.strictEqual(true_response.parsable, true);
		assert.strictEqual(true_response.parsed_value, true);
		assert.strictEqual(null_response.parsable, true);
		assert.strictEqual(null_response.parsed_value, false);
		assert.strictEqual(true_as_string_response.parsable, true);
		assert.strictEqual(true_as_string_response.parsed_value, true);
		assert.strictEqual(undefined_response.parsable, true);
		assert.strictEqual(undefined_response.parsed_value, false);
		assert.strictEqual(number_response.parsable, false);
		assert.strictEqual(number_response.error, "Please enter a boolean");
	});
});