Function testLayer

packages/platform/test/KeyValueStore.test.ts:6–86

(layer: Layer.Layer<KeyValueStore.KeyValueStore, E>)

import { Effect, identity, Layer, pipe, Schema } from "effect"

export const testLayer = <E>(layer: Layer.Layer<KeyValueStore.KeyValueStore, E>) => {
  const run = <E, A>(effect: Effect.Effect<A, E, KeyValueStore.KeyValueStore>) =>
    Effect.runPromise(Effect.provide(effect, layer))

  afterEach(() =>
    run(Effect.gen(function*() {
      const kv = yield* (KeyValueStore.KeyValueStore)
      yield* (kv.clear)
    }))
  )

  it("set", () =>
    run(Effect.gen(function*() {
      const kv = yield* (KeyValueStore.KeyValueStore)
      yield* (kv.set("/foo/bar", "bar"))

      const value = yield* (kv.get("/foo/bar"))
      const length = yield* (kv.size)

      assertSome(value, "bar")
      strictEqual(length, 1)
    })))

  it("get/ missing", () =>
    run(Effect.gen(function*() {
      const kv = yield* (KeyValueStore.KeyValueStore)
      yield* (kv.clear)
      const value = yield* (kv.get("foo"))

      assertNone(value)
    })))

  it("remove", () =>
    run(Effect.gen(function*() {
      const kv = yield* (KeyValueStore.KeyValueStore)
      yield* (kv.set("foo", "bar"))
      yield* (kv.remove("foo"))

      const value = yield* (kv.get("foo"))
      const length = yield* (kv.size)

      assertNone(value)
      strictEqual(length, 0)
    })))

  it("clear", () =>
    run(Effect.gen(function*() {
      const kv = yield* (KeyValueStore.KeyValueStore)
      yield* (kv.set("foo", "bar"))
      yield* (kv.clear)

      const value = yield* (kv.get("foo"))
      const length = yield* (kv.size)

      assertNone(value)
      strictEqual(length, 0)
    })))