@joist/element
Version:
Intelligently apply styles to WebComponents
520 lines • 32.8 kB
JavaScript
var __esDecorate = (this && this.__esDecorate) || function (ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {
function accept(f) { if (f !== void 0 && typeof f !== "function") throw new TypeError("Function expected"); return f; }
var kind = contextIn.kind, key = kind === "getter" ? "get" : kind === "setter" ? "set" : "value";
var target = !descriptorIn && ctor ? contextIn["static"] ? ctor : ctor.prototype : null;
var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});
var _, done = false;
for (var i = decorators.length - 1; i >= 0; i--) {
var context = {};
for (var p in contextIn) context[p] = p === "access" ? {} : contextIn[p];
for (var p in contextIn.access) context.access[p] = contextIn.access[p];
context.addInitializer = function (f) { if (done) throw new TypeError("Cannot add initializers after decoration has completed"); extraInitializers.push(accept(f || null)); };
var result = (0, decorators[i])(kind === "accessor" ? { get: descriptor.get, set: descriptor.set } : descriptor[key], context);
if (kind === "accessor") {
if (result === void 0) continue;
if (result === null || typeof result !== "object") throw new TypeError("Object expected");
if (_ = accept(result.get)) descriptor.get = _;
if (_ = accept(result.set)) descriptor.set = _;
if (_ = accept(result.init)) initializers.unshift(_);
}
else if (_ = accept(result)) {
if (kind === "field") initializers.unshift(_);
else descriptor[key] = _;
}
}
if (target) Object.defineProperty(target, contextIn.name, descriptor);
done = true;
};
var __runInitializers = (this && this.__runInitializers) || function (thisArg, initializers, value) {
var useValue = arguments.length > 2;
for (var i = 0; i < initializers.length; i++) {
value = useValue ? initializers[i].call(thisArg, value) : initializers[i].call(thisArg);
}
return useValue ? value : void 0;
};
var __propKey = (this && this.__propKey) || function (x) {
return typeof x === "symbol" ? x : "".concat(x);
};
import { expect, assert } from "chai";
import { effect, observe } from "@joist/observable";
import { attr } from "./attr.js";
import { element } from "./element.js";
it("should read and parse the correct values", () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "attr-test-1",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _value1_decorators;
let _value1_initializers = [];
let _value1_extraInitializers = [];
let _value2_decorators;
let _value2_initializers = [];
let _value2_extraInitializers = [];
let _value3_decorators;
let _value3_initializers = [];
let _value3_extraInitializers = [];
let _value4_decorators;
let _value4_initializers = [];
let _value4_extraInitializers = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_value1_decorators = [attr()];
_value2_decorators = [attr()];
_value3_decorators = [attr()];
_value4_decorators = [attr()];
__esDecorate(this, null, _value1_decorators, { kind: "accessor", name: "value1", static: false, private: false, access: { has: obj => "value1" in obj, get: obj => obj.value1, set: (obj, value) => { obj.value1 = value; } }, metadata: _metadata }, _value1_initializers, _value1_extraInitializers);
__esDecorate(this, null, _value2_decorators, { kind: "accessor", name: "value2", static: false, private: false, access: { has: obj => "value2" in obj, get: obj => obj.value2, set: (obj, value) => { obj.value2 = value; } }, metadata: _metadata }, _value2_initializers, _value2_extraInitializers);
__esDecorate(this, null, _value3_decorators, { kind: "accessor", name: "value3", static: false, private: false, access: { has: obj => "value3" in obj, get: obj => obj.value3, set: (obj, value) => { obj.value3 = value; } }, metadata: _metadata }, _value3_initializers, _value3_extraInitializers);
__esDecorate(this, null, _value4_decorators, { kind: "accessor", name: "value4", static: false, private: false, access: { has: obj => "value4" in obj, get: obj => obj.value4, set: (obj, value) => { obj.value4 = value; } }, metadata: _metadata }, _value4_initializers, _value4_extraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#value1_accessor_storage = __runInitializers(this, _value1_initializers, 100);
get value1() { return this.#value1_accessor_storage; } // no attribute
set value1(value) { this.#value1_accessor_storage = value; }
#value2_accessor_storage = (__runInitializers(this, _value1_extraInitializers), __runInitializers(this, _value2_initializers, 0));
get value2() { return this.#value2_accessor_storage; } // number
set value2(value) { this.#value2_accessor_storage = value; }
#value3_accessor_storage = (__runInitializers(this, _value2_extraInitializers), __runInitializers(this, _value3_initializers, false));
get value3() { return this.#value3_accessor_storage; } // boolean
set value3(value) { this.#value3_accessor_storage = value; }
#value4_accessor_storage = (__runInitializers(this, _value3_extraInitializers), __runInitializers(this, _value4_initializers, "hello"));
get value4() { return this.#value4_accessor_storage; } // string
set value4(value) { this.#value4_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _value4_extraInitializers);
}
};
return MyElement = _classThis;
})();
const container = document.createElement("div");
container.innerHTML = /*html*/ `
<attr-test-1 value2="2" value3 value4="world"></attr-test-1>
`;
document.body.append(container);
const el = document.querySelector("attr-test-1");
expect(el.value1).to.equal(100);
expect(el.value2).to.equal(2);
expect(el.value3).to.equal(true);
expect(el.value4).to.equal("world");
container.remove();
});
it("should not write falsy props to attributes", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "attr-test-2",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _value1_decorators;
let _value1_initializers = [];
let _value1_extraInitializers = [];
let _value2_decorators;
let _value2_initializers = [];
let _value2_extraInitializers = [];
let _value3_decorators;
let _value3_initializers = [];
let _value3_extraInitializers = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_value1_decorators = [attr()];
_value2_decorators = [attr()];
_value3_decorators = [attr()];
__esDecorate(this, null, _value1_decorators, { kind: "accessor", name: "value1", static: false, private: false, access: { has: obj => "value1" in obj, get: obj => obj.value1, set: (obj, value) => { obj.value1 = value; } }, metadata: _metadata }, _value1_initializers, _value1_extraInitializers);
__esDecorate(this, null, _value2_decorators, { kind: "accessor", name: "value2", static: false, private: false, access: { has: obj => "value2" in obj, get: obj => obj.value2, set: (obj, value) => { obj.value2 = value; } }, metadata: _metadata }, _value2_initializers, _value2_extraInitializers);
__esDecorate(this, null, _value3_decorators, { kind: "accessor", name: "value3", static: false, private: false, access: { has: obj => "value3" in obj, get: obj => obj.value3, set: (obj, value) => { obj.value3 = value; } }, metadata: _metadata }, _value3_initializers, _value3_extraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#value1_accessor_storage = __runInitializers(this, _value1_initializers, undefined);
get value1() { return this.#value1_accessor_storage; }
set value1(value) { this.#value1_accessor_storage = value; }
#value2_accessor_storage = (__runInitializers(this, _value1_extraInitializers), __runInitializers(this, _value2_initializers, null));
get value2() { return this.#value2_accessor_storage; }
set value2(value) { this.#value2_accessor_storage = value; }
#value3_accessor_storage = (__runInitializers(this, _value2_extraInitializers), __runInitializers(this, _value3_initializers, ""));
get value3() { return this.#value3_accessor_storage; }
set value3(value) { this.#value3_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _value3_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
expect(el.hasAttribute("value1")).to.be.false;
expect(el.hasAttribute("value2")).to.be.false;
expect(el.hasAttribute("value3")).to.be.false;
});
it("should update attributes when props are changed", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "attr-test-3",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _value1_decorators;
let _value1_initializers = [];
let _value1_extraInitializers = [];
let _value2_decorators;
let _value2_initializers = [];
let _value2_extraInitializers = [];
let _value3_decorators;
let _value3_initializers = [];
let _value3_extraInitializers = [];
let _value4_decorators;
let _value4_initializers = [];
let _value4_extraInitializers = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_value1_decorators = [attr()];
_value2_decorators = [attr()];
_value3_decorators = [attr()];
_value4_decorators = [attr()];
__esDecorate(this, null, _value1_decorators, { kind: "accessor", name: "value1", static: false, private: false, access: { has: obj => "value1" in obj, get: obj => obj.value1, set: (obj, value) => { obj.value1 = value; } }, metadata: _metadata }, _value1_initializers, _value1_extraInitializers);
__esDecorate(this, null, _value2_decorators, { kind: "accessor", name: "value2", static: false, private: false, access: { has: obj => "value2" in obj, get: obj => obj.value2, set: (obj, value) => { obj.value2 = value; } }, metadata: _metadata }, _value2_initializers, _value2_extraInitializers);
__esDecorate(this, null, _value3_decorators, { kind: "accessor", name: "value3", static: false, private: false, access: { has: obj => "value3" in obj, get: obj => obj.value3, set: (obj, value) => { obj.value3 = value; } }, metadata: _metadata }, _value3_initializers, _value3_extraInitializers);
__esDecorate(this, null, _value4_decorators, { kind: "accessor", name: "value4", static: false, private: false, access: { has: obj => "value4" in obj, get: obj => obj.value4, set: (obj, value) => { obj.value4 = value; } }, metadata: _metadata }, _value4_initializers, _value4_extraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#value1_accessor_storage = __runInitializers(this, _value1_initializers, "hello");
get value1() { return this.#value1_accessor_storage; } // no attribute
set value1(value) { this.#value1_accessor_storage = value; }
#value2_accessor_storage = (__runInitializers(this, _value1_extraInitializers), __runInitializers(this, _value2_initializers, 0));
get value2() { return this.#value2_accessor_storage; } // number
set value2(value) { this.#value2_accessor_storage = value; }
#value3_accessor_storage = (__runInitializers(this, _value2_extraInitializers), __runInitializers(this, _value3_initializers, true));
get value3() { return this.#value3_accessor_storage; } // boolean
set value3(value) { this.#value3_accessor_storage = value; }
#value4_accessor_storage = (__runInitializers(this, _value3_extraInitializers), __runInitializers(this, _value4_initializers, false));
get value4() { return this.#value4_accessor_storage; } // boolean
set value4(value) { this.#value4_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _value4_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
el.value1 = "world";
el.value2 = 100;
el.value3 = false;
el.value4 = true;
expect(el.getAttribute("value1")).to.equal("world");
expect(el.getAttribute("value2")).to.equal("100");
expect(el.hasAttribute("value3")).to.be.false;
expect(el.hasAttribute("value4")).to.be.true;
});
it("should normalize attribute names", async () => {
const value2 = "Value 2";
const value3 = Symbol("Value from SYMBOL");
let MyElement = (() => {
var _a, _b;
let _classDecorators = [element({
tagName: "attr-test-4",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _Value1_decorators;
let _Value1_initializers = [];
let _Value1_extraInitializers = [];
let _member_decorators;
let _member_initializers = [];
let _member_extraInitializers = [];
let _member_decorators_1;
let _member_initializers_1 = [];
let _member_extraInitializers_1 = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
__esDecorate(this, null, _Value1_decorators, { kind: "accessor", name: "Value1", static: false, private: false, access: { has: obj => "Value1" in obj, get: obj => obj.Value1, set: (obj, value) => { obj.Value1 = value; } }, metadata: _metadata }, _Value1_initializers, _Value1_extraInitializers);
__esDecorate(this, null, _member_decorators, { kind: "accessor", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _member_initializers, _member_extraInitializers);
__esDecorate(this, null, _member_decorators_1, { kind: "accessor", name: _b, static: false, private: false, access: { has: obj => _b in obj, get: obj => obj[_b], set: (obj, value) => { obj[_b] = value; } }, metadata: _metadata }, _member_initializers_1, _member_extraInitializers_1);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#Value1_accessor_storage = __runInitializers(this, _Value1_initializers, "hello");
get Value1() { return this.#Value1_accessor_storage; }
set Value1(value) { this.#Value1_accessor_storage = value; }
#_a_accessor_storage = (__runInitializers(this, _Value1_extraInitializers), __runInitializers(this, _member_initializers, 0));
get [(_Value1_decorators = [attr()], _member_decorators = [attr()], _a = __propKey(value2))]() { return this.#_a_accessor_storage; }
set [_a](value) { this.#_a_accessor_storage = value; }
#_b_accessor_storage = (__runInitializers(this, _member_extraInitializers), __runInitializers(this, _member_initializers_1, true));
get [(_member_decorators_1 = [attr()], _b = __propKey(value3))]() { return this.#_b_accessor_storage; }
set [_b](value) { this.#_b_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _member_extraInitializers_1);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
document.body.append(el);
expect([...el.attributes].map((attr) => attr.name)).to.deep.equal([
"value1",
"value-2",
"value-from-symbol",
]);
el.remove();
});
it("should throw an error for symbols with no description", async () => {
expect(() => {
const value = Symbol();
let MyElement = (() => {
var _a;
let _classDecorators = [element({
tagName: "attr-test-4",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _member_decorators;
let _member_initializers = [];
let _member_extraInitializers = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
__esDecorate(this, null, _member_decorators, { kind: "accessor", name: _a, static: false, private: false, access: { has: obj => _a in obj, get: obj => obj[_a], set: (obj, value) => { obj[_a] = value; } }, metadata: _metadata }, _member_initializers, _member_extraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#_a_accessor_storage = __runInitializers(this, _member_initializers, true);
get [(_member_decorators = [attr()], _a = __propKey(value))]() { return this.#_a_accessor_storage; }
set [_a](value) { this.#_a_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _member_extraInitializers);
}
};
return MyElement = _classThis;
})();
new MyElement();
}).to.throw("Cannot handle Symbol property without description");
});
it("non reflective attributes should still read new attribute values", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "attr-test-6",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _value_decorators;
let _value_initializers = [];
let _value_extraInitializers = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_value_decorators = [attr({ reflect: false })];
__esDecorate(this, null, _value_decorators, { kind: "accessor", name: "value", static: false, private: false, access: { has: obj => "value" in obj, get: obj => obj.value, set: (obj, value) => { obj.value = value; } }, metadata: _metadata }, _value_initializers, _value_extraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#value_accessor_storage = __runInitializers(this, _value_initializers, "foo");
get value() { return this.#value_accessor_storage; }
set value(value) { this.#value_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _value_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
el.setAttribute("value", "bar");
expect(el.value).to.equal("bar");
});
it("should allow a manually defined attribute name", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "attr-test-7",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _value_decorators;
let _value_initializers = [];
let _value_extraInitializers = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_value_decorators = [attr({
name: "aria-label",
})];
__esDecorate(this, null, _value_decorators, { kind: "accessor", name: "value", static: false, private: false, access: { has: obj => "value" in obj, get: obj => obj.value, set: (obj, value) => { obj.value = value; } }, metadata: _metadata }, _value_initializers, _value_extraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#value_accessor_storage = __runInitializers(this, _value_initializers, "");
get value() { return this.#value_accessor_storage; }
set value(value) { this.#value_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _value_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
el.setAttribute("aria-label", "TEST");
document.body.append(el);
expect(el.value).to.equal("TEST");
el.remove();
});
it("should update property when attribute changes", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "attr-test-8",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _value_decorators;
let _value_initializers = [];
let _value_extraInitializers = [];
let _count_decorators;
let _count_initializers = [];
let _count_extraInitializers = [];
let _enabled_decorators;
let _enabled_initializers = [];
let _enabled_extraInitializers = [];
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_value_decorators = [attr()];
_count_decorators = [attr()];
_enabled_decorators = [attr()];
__esDecorate(this, null, _value_decorators, { kind: "accessor", name: "value", static: false, private: false, access: { has: obj => "value" in obj, get: obj => obj.value, set: (obj, value) => { obj.value = value; } }, metadata: _metadata }, _value_initializers, _value_extraInitializers);
__esDecorate(this, null, _count_decorators, { kind: "accessor", name: "count", static: false, private: false, access: { has: obj => "count" in obj, get: obj => obj.count, set: (obj, value) => { obj.count = value; } }, metadata: _metadata }, _count_initializers, _count_extraInitializers);
__esDecorate(this, null, _enabled_decorators, { kind: "accessor", name: "enabled", static: false, private: false, access: { has: obj => "enabled" in obj, get: obj => obj.enabled, set: (obj, value) => { obj.enabled = value; } }, metadata: _metadata }, _enabled_initializers, _enabled_extraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#value_accessor_storage = __runInitializers(this, _value_initializers, "foo");
get value() { return this.#value_accessor_storage; }
set value(value) { this.#value_accessor_storage = value; }
#count_accessor_storage = (__runInitializers(this, _value_extraInitializers), __runInitializers(this, _count_initializers, 0));
get count() { return this.#count_accessor_storage; }
set count(value) { this.#count_accessor_storage = value; }
#enabled_accessor_storage = (__runInitializers(this, _count_extraInitializers), __runInitializers(this, _enabled_initializers, false));
get enabled() { return this.#enabled_accessor_storage; }
set enabled(value) { this.#enabled_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _enabled_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
document.body.append(el);
// Test string property
el.setAttribute("value", "bar");
expect(el.value).to.equal("bar");
// Test number property
el.setAttribute("count", "42");
expect(el.count).to.equal(42);
// Test boolean property
el.setAttribute("enabled", "");
expect(el.enabled).to.equal(true);
el.removeAttribute("enabled");
expect(el.enabled).to.equal(false);
el.remove();
});
it("setters should be called when attributes change", async () => {
let callCount = 0;
let MyElement = (() => {
let _classDecorators = [element({
tagName: "attr-test-9",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
let _instanceExtraInitializers = [];
let _value_decorators;
let _value_initializers = [];
let _value_extraInitializers = [];
let _onValueChange_decorators;
var MyElement = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
_value_decorators = [attr(), observe()];
_onValueChange_decorators = [effect()];
__esDecorate(this, null, _value_decorators, { kind: "accessor", name: "value", static: false, private: false, access: { has: obj => "value" in obj, get: obj => obj.value, set: (obj, value) => { obj.value = value; } }, metadata: _metadata }, _value_initializers, _value_extraInitializers);
__esDecorate(this, null, _onValueChange_decorators, { kind: "method", name: "onValueChange", static: false, private: false, access: { has: obj => "onValueChange" in obj, get: obj => obj.onValueChange }, metadata: _metadata }, null, _instanceExtraInitializers);
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
#value_accessor_storage = (__runInitializers(this, _instanceExtraInitializers), __runInitializers(this, _value_initializers, "foo"));
get value() { return this.#value_accessor_storage; }
set value(value) { this.#value_accessor_storage = value; }
onValueChange() {
callCount++;
}
constructor() {
super(...arguments);
__runInitializers(this, _value_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
document.body.append(el);
el.setAttribute("value", "bar");
// needs to wait for the mutation observer to run
await Promise.resolve();
await Promise.resolve();
assert.equal(callCount, 1);
el.remove();
});
//# sourceMappingURL=attr.test.js.map