Mailspring/spec/tasks/destroy-category-task-spec.coffee

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feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
{DestroyCategoryTask,
NylasAPI,
NylasAPIRequest,
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
Task,
Category,
AccountStore,
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
APIError,
Category,
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
DatabaseStore,
DatabaseTransaction} = require "nylas-exports"
fix(spec): add support for async specs and disable misbehaving ones More spec fixes replace process.nextTick with setTimeout(fn, 0) for specs Also added an unspy in the afterEach Temporarily disable specs fix(spec): start fixing specs Summary: This is the WIP fix to our spec runner. Several tests have been completely commented out that will require substantially more work to fix. These have been added to our sprint backlog. Other tests have been fixed to update to new APIs or to deal with genuine bugs that were introduced without our knowing! The most common non-trivial change relates to observing the `NylasAPI` and `NylasAPIRequest`. We used to observe the arguments to `makeRequest`. Unfortunately `NylasAPIRequest.run` is argumentless. Instead you can do: `NylasAPIRequest.prototype.run.mostRecentCall.object.options` to get the `options` passed into the object. the `.object` property grabs the context of the spy when it was last called. Fixing these tests uncovered several concerning issues with our test runner. I spent a while tracking down why our participant-text-field-spec was failling every so often. I chose that spec because it was the first spec to likely fail, thereby requiring looking at the least number of preceding files. I tried binary searching, turning on and off, several files beforehand only to realize that the failure rate was not determined by a particular preceding test, but rather the existing and quantity of preceding tests, AND the number of console.log statements I had. There is some processor-dependent race condition going on that needs further investigation. I also discovered an issue with the file-download-spec. We were getting errors about it accessing a file, which was very suspicious given the code stubs out all fs access. This was caused due to a spec that called an async function outside ot a `waitsForPromise` block or a `waitsFor` block. The test completed, the spies were cleaned up, but the downstream async chain was still running. By the time the async chain finished the runner was already working on the next spec and the spies had been restored (causing the real fs access to run). Juan had an idea to kill the specs once one fails to prevent cascading failures. I'll implement this in the next diff update Test Plan: npm test Reviewers: juan, halla, jackie Differential Revision: https://phab.nylas.com/D3501 Disable other specs Disable more broken specs All specs turned off till passing state Use async-safe versions of spec functions Add async test spec Remove unused package code Remove canary spec
2016-12-13 04:12:20 +08:00
xdescribe "DestroyCategoryTask", ->
pathOf = (fn) ->
fn.calls[0].args[0].path
methodOf = (fn) ->
fn.calls[0].args[0].method
accountIdOf = (fn) ->
fn.calls[0].args[0].accountId
nameOf = (fn) ->
fn.calls[0].args[0].body.display_name
makeAccount = ({usesFolders, usesLabels} = {}) ->
spyOn(AccountStore, "accountForId").andReturn {
usesFolders: -> usesFolders
usesLabels: -> usesLabels
}
makeTask = ->
category = new Category
displayName: "important emails"
accountId: "account 123"
serverId: "server-444"
new DestroyCategoryTask
category: category
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
beforeEach ->
spyOn(DatabaseTransaction.prototype, 'unpersistModel').andCallFake -> Promise.resolve()
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
spyOn(DatabaseTransaction.prototype, 'persistModel').andCallFake -> Promise.resolve()
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
describe "performLocal", ->
it "sets an `isDeleted` flag and persists the category", ->
task = makeTask()
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
runs =>
task.performLocal()
waitsFor =>
DatabaseTransaction.prototype.unpersistModel.callCount > 0
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
runs =>
model = DatabaseTransaction.prototype.unpersistModel.calls[0].args[0]
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
expect(model.serverId).toEqual "server-444"
describe "performRemote", ->
it "throws error when no category present", ->
waitsForPromise ->
task = makeTask()
task.category = null
task.performRemote()
.then ->
throw new Error('The promise should reject')
.catch Error, (err) ->
expect(err).toBeDefined()
it "throws error when category does not have a serverId", ->
waitsForPromise ->
task = makeTask()
task.category.serverId = undefined
task.performRemote()
.then ->
throw new Error('The promise should reject')
.catch Error, (err) ->
expect(err).toBeDefined()
describe "when request succeeds", ->
beforeEach ->
spyOn(NylasAPIRequest.prototype, "run").andCallFake -> Promise.resolve("null")
spyOn(NylasAPI, "incrementRemoteChangeLock")
it "blocks other remote changes to that category", ->
makeAccount()
task = makeTask()
task.performRemote()
expect(NylasAPI.incrementRemoteChangeLock).toHaveBeenCalled()
it "sends API req to /labels if user uses labels", ->
makeAccount(usesLabels: true)
task = makeTask()
task.performRemote()
expect(pathOf(NylasAPIRequest.prototype.run)).toBe "/labels/server-444"
it "sends API req to /folders if user uses folders", ->
makeAccount(usesFolders: true)
task = makeTask()
task.performRemote()
expect(pathOf(NylasAPIRequest.prototype.run)).toBe "/folders/server-444"
it "sends DELETE request", ->
makeAccount()
task = makeTask()
task.performRemote()
expect(methodOf(NylasAPIRequest.prototype.run)).toBe "DELETE"
it "sends the account id", ->
makeAccount()
task = makeTask()
task.performRemote()
expect(accountIdOf(NylasAPIRequest.prototype.run)).toBe "account 123"
describe "when request fails", ->
beforeEach ->
makeAccount()
spyOn(NylasAPI, 'decrementRemoteChangeLock')
feat(error): improve error reporting. Now `NylasEnv.reportError` Summary: The goal is to let us see what plugins are throwing errors on Sentry. We are using a Sentry `tag` to identify and group plugins and their errors. Along the way, I cleaned up the error catching and reporting system. There was a lot of duplicate error logic (that wasn't always right) and some legacy Atom error handling. Now, if you catch an error that we should report (like when handling extensions), call `NylasEnv.reportError`. This used to be called `emitError` but I changed it to `reportError` to be consistent with the ErrorReporter and be a bit more indicative of what it does. In the production version, the `ErrorLogger` will forward the request to the `nylas-private-error-reporter` which will report to Sentry. The `reportError` function also now inspects the stack to determine which plugin(s) it came from. These are passed along to Sentry. I also cleaned up the `console.log` and `console.error` code. We were logging errors multiple times making the console confusing to read. Worse is that we were logging the `error` object, which would print not the stack of the actual error, but rather the stack of where the console.error was logged from. Printing `error.stack` instead shows much more accurate stack traces. See changes in the Edgehill repo here: https://github.com/nylas/edgehill/commit/8c4a86eb7ee1a06249a9ae35397e2084a09ad1dc Test Plan: Manual Reviewers: juan, bengotow Reviewed By: bengotow Differential Revision: https://phab.nylas.com/D2509
2016-02-04 07:06:52 +08:00
spyOn(NylasEnv, 'reportError')
spyOn(NylasAPIRequest.prototype, 'run').andCallFake ->
Promise.reject(new APIError({statusCode: 403}))
it "persists the category and notifies error", ->
waitsForPromise ->
task = makeTask()
spyOn(task, "_notifyUserOfError")
task.performRemote().then (status) ->
expect(status).toEqual Task.Status.Failed
expect(task._notifyUserOfError).toHaveBeenCalled()
feat(error): improve error reporting. Now `NylasEnv.reportError` Summary: The goal is to let us see what plugins are throwing errors on Sentry. We are using a Sentry `tag` to identify and group plugins and their errors. Along the way, I cleaned up the error catching and reporting system. There was a lot of duplicate error logic (that wasn't always right) and some legacy Atom error handling. Now, if you catch an error that we should report (like when handling extensions), call `NylasEnv.reportError`. This used to be called `emitError` but I changed it to `reportError` to be consistent with the ErrorReporter and be a bit more indicative of what it does. In the production version, the `ErrorLogger` will forward the request to the `nylas-private-error-reporter` which will report to Sentry. The `reportError` function also now inspects the stack to determine which plugin(s) it came from. These are passed along to Sentry. I also cleaned up the `console.log` and `console.error` code. We were logging errors multiple times making the console confusing to read. Worse is that we were logging the `error` object, which would print not the stack of the actual error, but rather the stack of where the console.error was logged from. Printing `error.stack` instead shows much more accurate stack traces. See changes in the Edgehill repo here: https://github.com/nylas/edgehill/commit/8c4a86eb7ee1a06249a9ae35397e2084a09ad1dc Test Plan: Manual Reviewers: juan, bengotow Reviewed By: bengotow Differential Revision: https://phab.nylas.com/D2509
2016-02-04 07:06:52 +08:00
expect(NylasEnv.reportError).toHaveBeenCalled()
feat(transactions): Explicit (and faster) database transactions Summary: Until now, we've been hiding transactions beneath the surface. When you call persistModel, you're implicitly creating a transaction. You could explicitly create them with `atomically`..., but there were several critical problems that are fixed in this diff: - Calling persistModel / unpersistModel within a transaction could cause the DatabaseStore to trigger. This could result in other parts of the app making queries /during/ the transaction, potentially before the COMMIT occurred and saved the changes. The new, explicit inTransaction syntax holds all changes until after COMMIT and then triggers. - Calling atomically and then calling persistModel inside that resulted in us having to check whether a transaction was present and was gross. - Many parts of the code ran extensive logic inside a promise chained within `atomically`: BAD: ``` DatabaseStore.atomically => DatabaseStore.persistModel(draft) => GoMakeANetworkRequestThatReturnsAPromise ``` OVERWHELMINGLY BETTER: ``` DatabaseStore.inTransaction (t) => t.persistModel(draft) .then => GoMakeANetworkRequestThatReturnsAPromise ``` Having explicit transactions also puts us on equal footing with Sequelize and other ORMs. Note that you /have/ to call DatabaseStore.inTransaction (t) =>. There is no other way to access the methods that let you alter the database. :-) Other changes: - This diff removes Message.labels and the Message-Labels table. We weren't using Message-level labels anywhere, and the table could grow very large. - This diff changes the page size during initial sync from 250 => 200 in an effort to make transactions a bit faster. Test Plan: Run tests! Reviewers: juan, evan Reviewed By: juan, evan Differential Revision: https://phab.nylas.com/D2353
2015-12-18 03:46:05 +08:00
expect(DatabaseTransaction.prototype.persistModel).toHaveBeenCalled()
model = DatabaseTransaction.prototype.persistModel.calls[0].args[0]
expect(model.serverId).toEqual "server-444"
expect(NylasAPI.decrementRemoteChangeLock).toHaveBeenCalled
describe "_notifyUserOfError", ->
it "should present an error dialog", ->
spyOn(NylasEnv, 'showErrorDialog')
task = makeTask()
task._notifyUserOfError(task.category)
expect(NylasEnv.showErrorDialog).toHaveBeenCalled()