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Diffstat (limited to '')
-rw-r--r-- | devtools/shared/tests/browser/browser_async_storage.js | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/devtools/shared/tests/browser/browser_async_storage.js b/devtools/shared/tests/browser/browser_async_storage.js new file mode 100644 index 0000000000..87a1ef169f --- /dev/null +++ b/devtools/shared/tests/browser/browser_async_storage.js @@ -0,0 +1,76 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +// Test the basic functionality of async-storage. +// Adapted from https://github.com/mozilla-b2g/gaia/blob/f09993563fb5fec4393eb71816ce76cb00463190/apps/sharedtest/test/unit/async_storage_test.js. + +const asyncStorage = require("resource://devtools/shared/async-storage.js"); +add_task(async function () { + is(typeof asyncStorage.length, "function", "API exists."); + is(typeof asyncStorage.key, "function", "API exists."); + is(typeof asyncStorage.getItem, "function", "API exists."); + is(typeof asyncStorage.setItem, "function", "API exists."); + is(typeof asyncStorage.removeItem, "function", "API exists."); + is(typeof asyncStorage.clear, "function", "API exists."); +}); + +add_task(async function () { + await asyncStorage.setItem("foo", "bar"); + let value = await asyncStorage.getItem("foo"); + is(value, "bar", "value is correct"); + await asyncStorage.setItem("foo", "overwritten"); + value = await asyncStorage.getItem("foo"); + is(value, "overwritten", "value is correct"); + await asyncStorage.removeItem("foo"); + value = await asyncStorage.getItem("foo"); + is(value, null, "value is correct"); +}); + +add_task(async function () { + const object = { + x: 1, + y: "foo", + z: true, + }; + + await asyncStorage.setItem("myobj", object); + let value = await asyncStorage.getItem("myobj"); + is(object.x, value.x, "value is correct"); + is(object.y, value.y, "value is correct"); + is(object.z, value.z, "value is correct"); + await asyncStorage.removeItem("myobj"); + value = await asyncStorage.getItem("myobj"); + is(value, null, "value is correct"); +}); + +add_task(async function () { + await asyncStorage.clear(); + let len = await asyncStorage.length(); + is(len, 0, "length is correct"); + await asyncStorage.setItem("key1", "value1"); + len = await asyncStorage.length(); + is(len, 1, "length is correct"); + await asyncStorage.setItem("key2", "value2"); + len = await asyncStorage.length(); + is(len, 2, "length is correct"); + await asyncStorage.setItem("key3", "value3"); + len = await asyncStorage.length(); + is(len, 3, "length is correct"); + + let key = await asyncStorage.key(0); + is(key, "key1", "key is correct"); + key = await asyncStorage.key(1); + is(key, "key2", "key is correct"); + key = await asyncStorage.key(2); + is(key, "key3", "key is correct"); + key = await asyncStorage.key(3); + is(key, null, "key is correct"); + await asyncStorage.clear(); + key = await asyncStorage.key(0); + is(key, null, "key is correct"); + + len = await asyncStorage.length(); + is(len, 0, "length is correct"); +}); |