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6745ce7839
* Prevent an empty starterpreferences object from being saved * Fix ssui nullish coalescing * Update src/utils/data.ts Co-authored-by: Dean <69436131+emdeann@users.noreply.github.com> * Fix starter preferences clearing, add tests --------- Co-authored-by: Wlowscha <54003515+Wlowscha@users.noreply.github.com> Co-authored-by: Dean <69436131+emdeann@users.noreply.github.com>
40 lines
1.6 KiB
TypeScript
40 lines
1.6 KiB
TypeScript
import { deepCopy, isBareObject } from "#utils/data";
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import { describe, expect, it } from "vitest";
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describe("Utils - Data", () => {
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describe("deepCopy", () => {
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it("should create a deep copy of an object", () => {
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const original = { a: 1, b: { c: 2 } };
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const copy = deepCopy(original);
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// ensure the references are different
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expect(copy === original, "copied object should not compare equal").not;
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expect(copy).toEqual(original);
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// update copy's `a` to a different value and ensure original is unaffected
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copy.a = 42;
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expect(original.a, "adjusting property of copy should not affect original").toBe(1);
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// update copy's nested `b.c` to a different value and ensure original is unaffected
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copy.b.c = 99;
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expect(original.b.c, "adjusting nested property of copy should not affect original").toBe(2);
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});
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});
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describe("isBareObject", () => {
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it("should properly identify bare objects", () => {
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expect(isBareObject({}), "{} should be considered bare");
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expect(isBareObject(new Object()), "new Object() should be considered bare");
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expect(isBareObject(Object.create(null)));
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expect(isBareObject([]), "an empty array should be considered bare");
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});
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it("should properly reject non-objects", () => {
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expect(isBareObject(new Date())).not;
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expect(isBareObject(null)).not;
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expect(isBareObject(42)).not;
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expect(isBareObject("")).not;
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expect(isBareObject(undefined)).not;
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expect(isBareObject(() => {})).not;
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expect(isBareObject(new (class A {})())).not;
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});
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});
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});
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