44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
import { KeyValueStorage, MemoryStorage, ScopedStorage } from "./basic";
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export async function basicCheck(storage: KeyValueStorage): Promise<void> {
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expect(await storage.get("test")).toBe(null);
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await storage.set("test", "val");
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expect(await storage.get("test")).toBe("val");
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expect(await storage.get("notest")).toBe(null);
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await storage.set("test", null);
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expect(await storage.get("test")).toBe(null);
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}
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describe(MemoryStorage, () => {
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it("stores values in memory", async () => {
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const storage = new MemoryStorage();
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await basicCheck(storage);
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});
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});
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describe(ScopedStorage, () => {
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it("uses a target storage, scoping its keys", async () => {
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const reference1 = new MemoryStorage();
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const reference2 = new MemoryStorage();
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const target = new MemoryStorage();
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let storage = new ScopedStorage(reference1, () => target);
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await basicCheck(storage);
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await storage.set("persist", "42");
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expect(await storage.get("persist")).toBe("42");
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storage = new ScopedStorage(() => reference1, target);
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expect(await storage.get("persist")).toBe("42");
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storage = new ScopedStorage(reference2, target);
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await storage.set("other", "thing");
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expect(await storage.get("persist")).toBe(null);
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expect(await storage.get("other")).toBe("thing");
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storage = new ScopedStorage(reference1, target);
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expect(await storage.get("persist")).toBe("42");
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expect(await storage.get("other")).toBe(null);
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});
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});
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