@joist/element
Version:
Intelligently apply styles to WebComponents
365 lines • 20.8 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;
};
import { assert, expect } from "chai";
import { attr } from "./attr.js";
import { element } from "./element.js";
import { css, html } from "./tags.js";
it("should write default value to attribute", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "element-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({ reflect: false })];
__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, "foo"));
get value4() { return this.#value4_accessor_storage; }
set value4(value) { this.#value4_accessor_storage = value; }
constructor() {
super(...arguments);
__runInitializers(this, _value4_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
document.body.append(el);
expect(el.getAttribute("value1")).to.equal("hello");
expect(el.getAttribute("value2")).to.equal("0");
expect(el.getAttribute("value3")).to.equal("");
expect(el.getAttribute("value4")).to.equal(null);
el.remove();
});
it("should register attributes", async () => {
const observedAttrs = [];
let MyElement = (() => {
let _classDecorators = [element({
tagName: "element-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 = [];
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({ observed: false })];
__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; }
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; }
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; }
set value3(value) { this.#value3_accessor_storage = value; }
#value4_accessor_storage = (__runInitializers(this, _value3_extraInitializers), __runInitializers(this, _value4_initializers, "hello world"));
get value4() { return this.#value4_accessor_storage; }
set value4(value) { this.#value4_accessor_storage = value; }
attributeChangedCallback(name) {
observedAttrs.push(name);
}
constructor() {
super(...arguments);
__runInitializers(this, _value4_extraInitializers);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
el.setAttribute("value1", "foo");
el.setAttribute("value2", "1");
el.setAttribute("value3", "false");
el.setAttribute("value4", "bar");
expect(observedAttrs).to.deep.equal(["value1", "value2", "value3"]);
});
it("should attach shadow root when the shadow property exists", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "element-3",
shadowDom: [],
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
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(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);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
expect(el.shadowRoot).to.be.instanceOf(ShadowRoot);
});
it("should apply html and css", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "element-4",
shadowDom: [
css `
:host {
display: contents;
}
`,
html `<slot></slot>`,
{
apply(el) {
const div = document.createElement("div");
div.innerHTML = "hello world";
el.append(div);
},
},
],
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
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(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);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
expect(el.shadowRoot?.adoptedStyleSheets.length).to.equal(1);
expect(el.shadowRoot?.innerHTML).to.equal("<slot></slot>");
expect(el.innerHTML).to.equal("<div>hello world</div>");
});
it("should the correct shadow dom mode", async () => {
let MyElement = (() => {
let _classDecorators = [element({
tagName: "element-5",
shadowDom: [],
shadowDomOpts: {
mode: "closed",
},
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
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(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);
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
assert.equal(el.shadowRoot, null);
});
it("should wait to register itself until all elements it depends on are also registered", async () => {
let MyElement6 = (() => {
let _classDecorators = [element({
tagName: "element-6",
dependsOn: ["element-7", "element-8"],
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
var MyElement6 = class extends _classSuper {
static { _classThis = this; }
static {
const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(_classSuper[Symbol.metadata] ?? null) : void 0;
__esDecorate(null, _classDescriptor = { value: _classThis }, _classDecorators, { kind: "class", name: _classThis.name, metadata: _metadata }, null, _classExtraInitializers);
MyElement6 = _classThis = _classDescriptor.value;
if (_metadata) Object.defineProperty(_classThis, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
__runInitializers(_classThis, _classExtraInitializers);
}
};
return MyElement6 = _classThis;
})();
assert.isUndefined(customElements.get("element-6"));
customElements.define("element-7", class extends HTMLElement {
});
customElements.define("element-8", class extends HTMLElement {
});
await Promise.all([
customElements.whenDefined("element-7"),
customElements.whenDefined("element-8"),
]);
assert.equal(customElements.get("element-6"), MyElement6);
});
it("should wait to register itself until the custom dependsOn function runs", async () => {
let resolver;
let MyElement = (() => {
let _classDecorators = [element({
tagName: "element-9",
dependsOn() {
return new Promise((resolve) => {
resolver = resolve;
});
},
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
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(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);
}
};
return MyElement = _classThis;
})();
assert.isUndefined(customElements.get("element-9"));
resolver();
await Promise.resolve();
assert.equal(customElements.get("element-9"), MyElement);
});
it("should call disconnectedCallback when element is removed from DOM", async () => {
let disconnectedCalled = false;
let MyElement = (() => {
let _classDecorators = [element({
tagName: "element-10",
})];
let _classDescriptor;
let _classExtraInitializers = [];
let _classThis;
let _classSuper = HTMLElement;
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(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);
}
disconnectedCallback() {
disconnectedCalled = true;
}
};
return MyElement = _classThis;
})();
const el = new MyElement();
document.body.append(el);
// Verify element is connected
expect(disconnectedCalled).to.be.false;
// Remove element from DOM
el.remove();
// Verify disconnectedCallback was called
expect(disconnectedCalled).to.be.true;
});
//# sourceMappingURL=element.test.js.map