start working on slopstore class analogous to checkcache class
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@@ -3,11 +3,7 @@ import { openDB, deleteDB } from "../scripts/idb/index.js"
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const MAX_TIMESTAMP_DIFFERENCE = 3
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xdescribe("sanity check", () => {
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it("works", () => {
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expect(true).toBeTrue()
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})
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})
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let mock_clock = jasmine.clock().install()
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describe("SlopDB", () => {
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@@ -38,11 +34,8 @@ describe("SlopDB", () => {
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describe("version 2", () => {
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let slopdb
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let mock_clock
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beforeAll(() => {
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const j_clock = jasmine.clock()
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mock_clock = j_clock.install()
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mock_clock.mockDate(new Date(2020, 1, 1))
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})
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@@ -61,60 +54,106 @@ describe("SlopDB", () => {
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// slopdb_v2.db.close()
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})
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it("caches a checked url", async () => {
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const cache = slopdb.check_cache
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expect(cache).toBeInstanceOf(CheckCache)
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const slop_url = new URL("https://sloppy-slop.com/sloparticle")
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const new_item = await cache.store(slop_url.toString())
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const store_time = Date.now()
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mock_clock.tick(1000)
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const cached_item = await cache.get(slop_url.toString())
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expect(cached_item.url).toEqual(slop_url.toString())
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expect(new_item.check_timestamp).toBeCloseTo(store_time)
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expect(new_item.check_timestamp).toBeGreaterThan(store_time - MAX_TIMESTAMP_DIFFERENCE)
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})
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it("updates a cached url's timestamp when it is accessed", async () => {
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const cache = slopdb.check_cache
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const slop_url = new URL("https://sloppy-slop.com/sloparticle")
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await cache.store(slop_url.toString())
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const store_time = Date.now()
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mock_clock.tick(1000 * 30)
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const cached_item = await cache.get(slop_url.toString())
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expect(cached_item.check_timestamp).toBeGreaterThan(store_time + 10)
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})
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it("evicts the least recently accessed URL when an item is added to a full cache", async () => {
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const cache = slopdb.check_cache
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cache.cache_capacity = 2
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const slop_url = new URL("https://sloppy-slop.com/sloparticle")
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await cache.store(slop_url.toString())
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mock_clock.tick(1000)
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const slop_url2 = new URL("https://sloppy-slop.com/sloparticle2")
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await cache.store(slop_url2.toString())
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mock_clock.tick(1000)
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const slop_url3 = new URL("https://sloppy-slop.com/sloparticle3")
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await cache.store(slop_url3.toString())
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const get_slop1 = await cache.get(slop_url.toString())
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expect(get_slop1).toBeUndefined()
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expect(cache.size).toEqual(2)
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})
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})
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})
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describe("CheckCache", () => {
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let db
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let slopdb
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beforeAll(() => {
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mock_clock.mockDate(new Date(2020, 1, 1))
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})
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beforeEach(async () => {
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await deleteDB("SlopDB")
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slopdb = new SlopDB(2)
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await slopdb.db_opened()
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db = slopdb.db
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})
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afterEach(() => {
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db.close()
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})
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it("caches a checked url", async () => {
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const cache = slopdb.check_cache
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expect(cache).toBeInstanceOf(CheckCache)
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const slop_url = new URL("https://sloppy-slop.com/sloparticle")
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const new_item = await cache.store(slop_url.toString())
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const store_time = Date.now()
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mock_clock.tick(1000)
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const cached_item = await cache.get(slop_url.toString())
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expect(cached_item.url).toEqual(slop_url.toString())
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expect(new_item.check_timestamp).toBeCloseTo(store_time)
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expect(new_item.check_timestamp).toBeGreaterThan(store_time - MAX_TIMESTAMP_DIFFERENCE)
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})
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it("updates a cached url's timestamp when it is accessed", async () => {
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const cache = slopdb.check_cache
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const slop_url = new URL("https://sloppy-slop.com/sloparticle")
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await cache.store(slop_url.toString())
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const store_time = Date.now()
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mock_clock.tick(1000 * 30)
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const cached_item = await cache.get(slop_url.toString())
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expect(cached_item.check_timestamp).toBeGreaterThan(store_time + 10)
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})
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it("evicts the least recently accessed URL when an item is added to a full cache", async () => {
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const cache = slopdb.check_cache
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cache.cache_capacity = 2
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const slop_url = new URL("https://sloppy-slop.com/sloparticle")
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await cache.store(slop_url.toString())
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mock_clock.tick(1000)
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const slop_url2 = new URL("https://sloppy-slop.com/sloparticle2")
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await cache.store(slop_url2.toString())
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mock_clock.tick(1000)
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const slop_url3 = new URL("https://sloppy-slop.com/sloparticle3")
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await cache.store(slop_url3.toString())
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const get_slop1 = await cache.get(slop_url.toString())
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expect(get_slop1).toBeUndefined()
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expect(cache.size).toEqual(2)
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})
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})
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describe("SlopStore", () => {
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let db
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let slopdb
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beforeAll(() => {
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mock_clock.mockDate(new Date(2020, 1, 1))
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})
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beforeEach(async () => {
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await deleteDB("SlopDB")
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slopdb = new SlopDB(2)
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await slopdb.db_opened()
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db = slopdb.db
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})
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afterEach(() => {
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db.close()
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})
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it("passes", () => {
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expect(true).toBeTrue()
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})
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})
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@@ -55,6 +55,14 @@ export class SlopStore {
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constructor(slopdb: IDBPDatabase) {
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this.slopdb = slopdb
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}
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async store(domain: string, path: string) {
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}
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async get(url: string) {
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}
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}
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export class SlopDB {
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