77 lines
1.8 KiB
TypeScript
77 lines
1.8 KiB
TypeScript
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import { newElement, newTextElement, duplicateElement } from "./newElement";
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function isPrimitive(val: any) {
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const type = typeof val;
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return val == null || (type !== "object" && type !== "function");
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}
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function assertCloneObjects(source: any, clone: any) {
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for (const key in clone) {
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if (clone.hasOwnProperty(key) && !isPrimitive(clone[key])) {
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expect(clone[key]).not.toBe(source[key]);
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if (source[key]) {
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assertCloneObjects(source[key], clone[key]);
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}
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}
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}
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}
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it("clones arrow element", () => {
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const element = newElement(
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"arrow",
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0,
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0,
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"#000000",
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"transparent",
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"hachure",
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1,
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1,
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100,
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);
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// @ts-ignore
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element.__proto__ = { hello: "world" };
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element.points = [
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[1, 2],
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[3, 4],
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];
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const copy = duplicateElement(element);
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assertCloneObjects(element, copy);
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expect(copy.__proto__).toEqual({ hello: "world" });
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expect(copy.hasOwnProperty("hello")).toBe(false);
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expect(copy.points).not.toBe(element.points);
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expect(copy).not.toHaveProperty("shape");
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expect(copy.id).not.toBe(element.id);
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expect(typeof copy.id).toBe("string");
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expect(copy.seed).not.toBe(element.seed);
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expect(typeof copy.seed).toBe("number");
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expect(copy).toEqual({
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...element,
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id: copy.id,
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seed: copy.seed,
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});
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});
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it("clones text element", () => {
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const element = newTextElement(
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newElement("text", 0, 0, "#000000", "transparent", "hachure", 1, 1, 100),
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"hello",
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"Arial 20px",
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);
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const copy = duplicateElement(element);
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assertCloneObjects(element, copy);
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expect(copy.points).not.toBe(element.points);
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expect(copy).not.toHaveProperty("shape");
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expect(copy.id).not.toBe(element.id);
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expect(typeof copy.id).toBe("string");
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expect(typeof copy.seed).toBe("number");
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});
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