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iconify/packages/core/tests/30-cache/30-saving-test.ts

697 lines
14 KiB
TypeScript

import 'mocha';
import { expect } from 'chai';
import {
loadCache,
storeCache,
count,
config,
emptyList,
StoredItem,
} from '../../lib/storage/browser';
import { getStorage, iconExists } from '../../lib/storage/storage';
import {
nextPrefix,
createCache,
reset,
cachePrefix,
cacheVersion,
versionKey,
countKey,
hour,
cacheExpiration,
} from './fake_cache';
import { IconifyJSON } from '@iconify/types';
describe('Testing saving to localStorage', () => {
const provider = '';
it('One icon set', () => {
const prefix = nextPrefix();
const cache = createCache();
// Add one icon set
const icon: IconifyJSON = {
prefix: prefix,
icons: {
foo: {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
// Set cache
reset({
localStorage: cache,
});
// Check icon storage
const icons = getStorage(provider, prefix);
expect(iconExists(icons, 'foo')).to.be.equal(false);
// Save item
storeCache(provider, icon);
// Storing in cache should not add item to storage
expect(iconExists(icons, 'foo')).to.be.equal(false);
// Check data that should have been updated because storeCache()
// should call load function before first execution
expect(config).to.be.eql({
local: true,
session: false,
});
expect(count).to.be.eql({
local: 1,
session: 0,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check cache
expect(cache.getItem(cachePrefix + '0')).to.be.equal(
JSON.stringify(item)
);
expect(cache.getItem(countKey)).to.be.equal('1');
expect(cache.getItem(versionKey)).to.be.equal(cacheVersion);
});
it('Multiple icon sets', () => {
const prefix = nextPrefix();
const cache = createCache();
// Add icon sets
const icon0: IconifyJSON = {
prefix: prefix,
icons: {
foo0: {
body: '<g></g>',
},
},
};
const item0: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon0,
};
const icon1: IconifyJSON = {
prefix: prefix,
icons: {
foo: {
body: '<g></g>',
},
},
};
const item1: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon1,
};
// Set cache
reset({
localStorage: cache,
});
// Save items
storeCache(provider, icon0);
storeCache(provider, icon1);
// Check data that should have been updated because storeCache()
// should call load function before first execution
expect(config).to.be.eql({
local: true,
session: false,
});
expect(count).to.be.eql({
local: 2,
session: 0,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check cache
expect(cache.getItem(cachePrefix + '0')).to.be.equal(
JSON.stringify(item0)
);
expect(cache.getItem(cachePrefix + '1')).to.be.equal(
JSON.stringify(item1)
);
expect(cache.getItem(countKey)).to.be.equal('2');
expect(cache.getItem(versionKey)).to.be.equal(cacheVersion);
});
it('Adding icon set on unused spot', () => {
const prefix = nextPrefix();
const cache = createCache();
// Add icon sets
const icon0: IconifyJSON = {
prefix: prefix,
icons: {
foo0: {
body: '<g></g>',
},
},
};
const item0: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon0,
};
const icon1: IconifyJSON = {
prefix: prefix,
icons: {
foo: {
body: '<g></g>',
},
},
};
const item1: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon1,
};
// Add item
cache.setItem(versionKey, cacheVersion);
cache.setItem(countKey, '2');
cache.setItem(cachePrefix + '1', JSON.stringify(item1));
// Set cache
reset({
localStorage: cache,
});
// Load data
loadCache();
// Check data
expect(config).to.be.eql({
local: true,
session: false,
});
expect(count).to.be.eql({
local: 2,
session: 0,
});
expect(emptyList).to.be.eql({
local: [0],
session: [],
});
// Save items
storeCache(provider, icon0);
// Check data
expect(count).to.be.eql({
local: 2,
session: 0,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check cache
expect(cache.getItem(cachePrefix + '0')).to.be.equal(
JSON.stringify(item0)
);
expect(cache.getItem(cachePrefix + '1')).to.be.equal(
JSON.stringify(item1)
);
expect(cache.getItem(countKey)).to.be.equal('2');
expect(cache.getItem(versionKey)).to.be.equal(cacheVersion);
});
it('Adding multiple icon sets to existing data', () => {
const prefix = nextPrefix();
const cache = createCache();
// Add icon sets
const icons: IconifyJSON[] = [];
const items: StoredItem[] = [];
for (let i = 0; i < 12; i++) {
const icon: IconifyJSON = {
prefix: prefix,
icons: {
['foo' + i]: {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
// Make items 2 and 4 expire
if (i === 2 || i === 4) {
item.cached -= cacheExpiration + 1;
}
// Change expiration for items 6 and 8 to almost expire
if (i === 6 || i === 8) {
item.cached -= cacheExpiration - 1;
}
icons.push(icon);
items.push(item);
// Skip items 1, 5, 9+
if (i !== 1 && i !== 5 && i < 9) {
cache.setItem(cachePrefix + i, JSON.stringify(item));
}
}
cache.setItem(versionKey, cacheVersion);
cache.setItem(countKey, '10');
// Set cache
reset({
sessionStorage: cache,
});
// Load data
loadCache();
// Check data
expect(config).to.be.eql({
local: false,
session: true,
});
expect(count).to.be.eql({
local: 0,
session: 9, // item 9 was missing
});
expect(emptyList).to.be.eql({
local: [],
// mix of expired and skipped items
// reverse order, 9 should not be there because it is last item
session: [5, 4, 2, 1],
});
expect(cache.getItem(countKey)).to.be.equal('9');
// Check cached items
[0, 3, 6, 7, 8].forEach((index) => {
expect(cache.getItem(cachePrefix + index)).to.be.equal(
JSON.stringify(items[index]),
`Checking item ${index}`
);
});
// Check expired items - should have been deleted
// Also check items that weren't supposed to be added
[2, 4, 1, 5, 9, 10, 11, 12, 13].forEach((index) => {
expect(cache.getItem(cachePrefix + index)).to.be.equal(
null,
`Checking item ${index}`
);
});
// Add item 5
storeCache(provider, icons[5]);
expect(count).to.be.eql({
local: 0,
session: 9,
});
expect(emptyList).to.be.eql({
local: [],
session: [4, 2, 1],
});
expect(cache.getItem(countKey)).to.be.equal('9');
// Add items 4, 2, 1
const list = [4, 2, 1];
list.slice(0).forEach((index) => {
expect(list.shift()).to.be.equal(index);
storeCache(provider, icons[index]);
expect(count).to.be.eql({
local: 0,
session: 9,
});
expect(emptyList).to.be.eql({
local: [],
session: list,
});
expect(cache.getItem(countKey)).to.be.equal('9');
});
// Add item 10
storeCache(provider, icons[10]);
expect(count).to.be.eql({
local: 0,
session: 10,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
expect(cache.getItem(countKey)).to.be.equal('10');
// Add item 11
storeCache(provider, icons[11]);
expect(count).to.be.eql({
local: 0,
session: 11,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
expect(cache.getItem(countKey)).to.be.equal('11');
});
it('Overwrite outdated data', () => {
const prefix = nextPrefix();
const cache = createCache();
// Add data in old format
cache.setItem(versionKey, '1.0.6');
cache.setItem(countKey, '3');
for (let i = 0; i < 3; i++) {
cache.setItem(
cachePrefix + i,
JSON.stringify({
prefix: prefix,
icons: {
['foo' + i]: {
body: '<g></g>',
},
},
})
);
}
// Set cache
reset({
localStorage: cache,
});
// Check icon storage
const icons = getStorage(provider, prefix);
expect(iconExists(icons, 'foo1')).to.be.equal(false);
// Load cache
loadCache();
expect(config).to.be.eql({
local: true,
session: false,
});
expect(count).to.be.eql({
local: 0,
session: 0,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Add one icon set
const icon: IconifyJSON = {
prefix: prefix,
icons: {
foo: {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
// Save item
storeCache(provider, icon);
// Storing in cache should not add item to storage
expect(iconExists(icons, 'foo')).to.be.equal(false);
// Check data that should have been updated because storeCache()
// should call load function before first execution
expect(config).to.be.eql({
local: true,
session: false,
});
expect(count).to.be.eql({
local: 1,
session: 0,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check cache
expect(cache.getItem(cachePrefix + '0')).to.be.equal(
JSON.stringify(item)
);
expect(cache.getItem(countKey)).to.be.equal('1');
expect(cache.getItem(versionKey)).to.be.equal(cacheVersion);
});
it('Using both storage options', () => {
const prefix = nextPrefix();
const cache1 = createCache();
const cache2 = createCache();
// Add icon sets to localStorage
cache1.setItem(versionKey, cacheVersion);
cache1.setItem(countKey, '3');
[0, 1, 2].forEach((index) => {
const icon: IconifyJSON = {
prefix: prefix,
icons: {
['foo' + index]: {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
cache1.setItem(cachePrefix + index, JSON.stringify(item));
});
// Add icon sets to sessionStorage
cache2.setItem(versionKey, cacheVersion);
cache2.setItem(countKey, '4');
[0, 1, 2, 3].forEach((index) => {
const icon: IconifyJSON = {
prefix: prefix,
icons: {
['bar' + index]: {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
cache2.setItem(cachePrefix + index, JSON.stringify(item));
});
// Set cache
reset({
localStorage: cache1,
sessionStorage: cache2,
});
// Load data
loadCache();
// Check data
expect(config).to.be.eql({
local: true,
session: true,
});
expect(count).to.be.eql({
local: 3,
session: 4,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check icon storage
const iconsStorage = getStorage(provider, prefix);
for (let i = 0; i < count.local; i++) {
expect(iconExists(iconsStorage, 'foo' + i)).to.be.equal(
true,
`Icon foo${i} should have loaded`
);
}
for (let i = 0; i < count.session; i++) {
expect(iconExists(iconsStorage, 'bar' + i)).to.be.equal(
true,
`Icon bar${i} should have loaded`
);
}
// Add new item to localStorage
const icon: IconifyJSON = {
prefix: prefix,
icons: {
'new-icon': {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
storeCache(provider, icon);
// Check data
expect(count).to.be.eql({
local: 4, // +1
session: 4,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check cache
expect(cache1.getItem(cachePrefix + '3')).to.be.equal(
JSON.stringify(item)
);
});
it('Using both storage options, but localStorage is read only', () => {
const prefix = nextPrefix();
const cache1 = createCache();
const cache2 = createCache();
// Add icon sets to localStorage
cache1.setItem(versionKey, cacheVersion);
cache1.setItem(countKey, '3');
[0, 1, 2].forEach((index) => {
const icon: IconifyJSON = {
prefix: prefix,
icons: {
['foo' + index]: {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
cache1.setItem(cachePrefix + index, JSON.stringify(item));
});
// Add icon sets to sessionStorage
cache2.setItem(versionKey, cacheVersion);
cache2.setItem(countKey, '4');
[0, 1, 2, 3].forEach((index) => {
const icon: IconifyJSON = {
prefix: prefix,
icons: {
['bar' + index]: {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
cache2.setItem(cachePrefix + index, JSON.stringify(item));
});
// Set cache
reset({
localStorage: cache1,
sessionStorage: cache2,
});
// Load data
loadCache();
// Check data
expect(config).to.be.eql({
local: true,
session: true,
});
expect(count).to.be.eql({
local: 3,
session: 4,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check icon storage
const iconsStorage = getStorage(provider, prefix);
for (let i = 0; i < count.local; i++) {
expect(iconExists(iconsStorage, 'foo' + i)).to.be.equal(
true,
`Icon foo${i} should have loaded`
);
}
for (let i = 0; i < count.session; i++) {
expect(iconExists(iconsStorage, 'bar' + i)).to.be.equal(
true,
`Icon bar${i} should have loaded`
);
}
// Set localStorage to read-only
cache1.canWrite = false;
// Add new item to localStorage
const icon: IconifyJSON = {
prefix: prefix,
icons: {
'new-icon': {
body: '<g></g>',
},
},
};
const item: StoredItem = {
cached: Math.floor(Date.now() / hour),
provider,
data: icon,
};
storeCache(provider, icon);
// Check data
expect(count).to.be.eql({
local: 3,
session: 5,
});
expect(emptyList).to.be.eql({
local: [],
session: [],
});
// Check cache
expect(cache2.getItem(cachePrefix + '4')).to.be.equal(
JSON.stringify(item)
);
});
});