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Unified Diff: pkg/scheduled_test/lib/scheduled_test.dart

Issue 812253002: Delete a bunch of packages that are now on GitHub. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Un-delete http Created 6 years ago
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Index: pkg/scheduled_test/lib/scheduled_test.dart
diff --git a/pkg/scheduled_test/lib/scheduled_test.dart b/pkg/scheduled_test/lib/scheduled_test.dart
deleted file mode 100644
index c1b1bda79085670f9427804a50a69813c067783b..0000000000000000000000000000000000000000
--- a/pkg/scheduled_test/lib/scheduled_test.dart
+++ /dev/null
@@ -1,254 +0,0 @@
-// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-
-// TODO(nweiz): Add support for calling [schedule] while the schedule is already
-// running.
-// TODO(nweiz): Port the non-Pub-specific scheduled test libraries from Pub.
-library scheduled_test;
-
-import 'dart:async';
-
-import 'package:stack_trace/stack_trace.dart';
-import 'package:unittest/unittest.dart' as unittest;
-
-import 'src/schedule.dart';
-import 'src/schedule_error.dart';
-
-export 'package:unittest/unittest.dart' hide
- test, solo_test, group, setUp, tearDown, completes, completion;
-
-export 'src/schedule.dart';
-export 'src/schedule_error.dart';
-export 'src/scheduled_future_matchers.dart';
-export 'src/task.dart';
-
-/// The [Schedule] for the current test. This is used to add new tasks and
-/// inspect the state of the schedule.
-///
-/// This is `null` when there's no test currently running.
-Schedule get currentSchedule => _currentSchedule;
-Schedule _currentSchedule;
-
-/// The user-provided set-up function for the currently-running test.
-///
-/// This is set for each test during `unittest.setUp`.
-Function _setUpFn;
-
-/// The user-provided tear-down function for the currently-running test.
-///
-/// This is set for each test during `unittest.setUp`.
-Function _tearDownFn;
-
-/// The user-provided set-up function for the current test scope.
-Function _setUpForGroup;
-
-/// The user-provided tear-down function for the current test scope.
-Function _tearDownForGroup;
-
-/// Creates a new test case with the given description and body.
-///
-/// This has the same semantics as [unittest.test].
-///
-/// If [body] returns a [Future], that future will automatically be wrapped with
-/// [wrapFuture].
-void test(String description, body()) =>
- _test(description, body, unittest.test);
-
-/// Creates a new test case with the given description and body that will be the
-/// only test run in this file.
-///
-/// This has the same semantics as [unittest.solo_test].
-///
-/// If [body] returns a [Future], that future will automatically be wrapped with
-/// [wrapFuture].
-void solo_test(String description, body()) =>
- _test(description, body, unittest.solo_test);
-
-void _test(String description, body(), Function testFn) {
- maybeWrapFuture(future, description) {
- if (future != null) wrapFuture(future, description);
- }
-
- unittest.ensureInitialized();
- _initializeForGroup();
- testFn(description, () {
- var completer = new Completer();
-
- // Capture this in a local variable in case we capture an out-of-band error
- // after the schedule completes.
- var errorHandler;
-
- Chain.capture(() {
- _currentSchedule = new Schedule();
- errorHandler = _currentSchedule.signalError;
- return currentSchedule.run(() {
- if (_setUpFn != null) maybeWrapFuture(_setUpFn(), "set up");
- maybeWrapFuture(body(), "test body");
- if (_tearDownFn != null) maybeWrapFuture(_tearDownFn(), "tear down");
- }).catchError((error, stackTrace) {
- if (error is ScheduleError) {
- assert(error.schedule.errors.contains(error));
- assert(error.schedule == currentSchedule);
- unittest.registerException(error.schedule.errorString());
- } else {
- unittest.registerException(error, new Chain.forTrace(stackTrace));
- }
- }).then(completer.complete);
- }, onError: (error, stackTrace) => errorHandler(error, stackTrace));
-
- return completer.future;
- });
-}
-
-/// Whether or not the tests currently being defined are in a group. This is
-/// only true when defining tests, not when executing them.
-bool _inGroup = false;
-
-/// Creates a new named group of tests. This has the same semantics as
-/// [unittest.group].
-void group(String description, void body()) {
- unittest.ensureInitialized();
- _initializeForGroup();
- unittest.group(description, () {
- var oldSetUp = _setUpForGroup;
- var oldTearDown = _tearDownForGroup;
- var wasInitializedForGroup = _initializedForGroup;
- var wasInGroup = _inGroup;
- _setUpForGroup = null;
- _tearDownForGroup = null;
- _initializedForGroup = false;
- _inGroup = true;
- body();
- _setUpForGroup = oldSetUp;
- _tearDownForGroup = oldTearDown;
- _initializedForGroup = wasInitializedForGroup;
- _inGroup = wasInGroup;
- });
-}
-
-/// Schedules a task, [fn], to run asynchronously as part of the main task queue
-/// of [currentSchedule]. Tasks will be run in the order they're scheduled. If
-/// [fn] returns a [Future], tasks after it won't be run until that [Future]
-/// completes.
-///
-/// The return value will be completed once the scheduled task has finished
-/// running. Its return value is the same as the return value of [fn], or the
-/// value it completes to if it's a [Future].
-///
-/// If [description] is passed, it's used to describe the task for debugging
-/// purposes when an error occurs.
-///
-/// If this is called when a task queue is currently running, it will run [fn]
-/// on the next event loop iteration rather than adding it to a queue. The
-/// current task will not complete until [fn] (and any [Future] it returns) has
-/// finished running. Any errors in [fn] will automatically be handled.
-Future schedule(fn(), [String description]) =>
- currentSchedule.tasks.schedule(fn, description);
-
-/// Register a [setUp] function for a test [group].
-///
-/// This has the same semantics as [unittest.setUp]. Tasks may be scheduled
-/// using [schedule] within [setUpFn], and [currentSchedule] may be accessed as
-/// well.
-void setUp(setUpFn()) {
- _setUpForGroup = setUpFn;
-}
-
-/// Register a [tearDown] function for a test [group].
-///
-/// This has the same semantics as [unittest.tearDown]. Tasks may be scheduled
-/// using [schedule] within [tearDownFn], and [currentSchedule] may be accessed
-/// as well. Note that [tearDownFn] will be run synchronously after the test
-/// body finishes running, which means it will run before any scheduled tasks
-/// have begun.
-///
-/// To run code after the schedule has finished running, use
-/// `currentSchedule.onComplete.schedule`.
-void tearDown(tearDownFn()) {
- _tearDownForGroup = tearDownFn;
-}
-
-/// Whether [_initializeForGroup] has been called in this group scope.
-bool _initializedForGroup = false;
-
-/// Registers callbacks for [unittest.setUp] and [unittest.tearDown] that set up
-/// and tear down the scheduled test infrastructure and run the user's [setUp]
-/// and [tearDown] callbacks.
-void _initializeForGroup() {
- if (_initializedForGroup) return;
- _initializedForGroup = true;
-
- var setUpFn = _setUpForGroup;
- var tearDownFn = _tearDownForGroup;
-
- if (_inGroup) {
- unittest.setUp(() => _addSetUpTearDown(setUpFn, tearDownFn));
- return;
- }
-
- var oldWrapAsync = unittest.wrapAsync;
- unittest.setUp(() {
- if (currentSchedule != null) {
- throw new StateError('There seems to be another scheduled test '
- 'still running.');
- }
-
- unittest.wrapAsync = (f, [description]) {
- // It's possible that this setup is run before a vanilla unittest test
- // if [unittest.test] is run in the same context as
- // [scheduled_test.test]. In that case, [currentSchedule] will never be
- // set and we should forward to the [unittest.wrapAsync].
- if (currentSchedule == null) return oldWrapAsync(f, description);
- return currentSchedule.wrapAsync(f, description);
- };
-
- _addSetUpTearDown(setUpFn, tearDownFn);
- });
-
- unittest.tearDown(() {
- unittest.wrapAsync = oldWrapAsync;
- _currentSchedule = null;
- _setUpFn = null;
- _tearDownFn = null;
- });
-}
-
-/// Set [_setUpFn] and [_tearDownFn] appropriately.
-void _addSetUpTearDown(void setUpFn(), void tearDownFn()) {
- if (setUpFn != null) {
- if (_setUpFn != null) {
- var parentFn = _setUpFn;
- _setUpFn = () { parentFn(); setUpFn(); };
- } else {
- _setUpFn = setUpFn;
- }
- }
-
- if (tearDownFn != null) {
- if (_tearDownFn != null) {
- var parentFn = _tearDownFn;
- _tearDownFn = () { parentFn(); tearDownFn(); };
- } else {
- _tearDownFn = tearDownFn;
- }
- }
-}
-
-/// Like [wrapAsync], this ensures that the current task queue waits for
-/// out-of-band asynchronous code, and that errors raised in that code are
-/// handled correctly. However, [wrapFuture] wraps a [Future] chain rather than
-/// a single callback.
-///
-/// The returned [Future] completes to the same value or error as [future].
-///
-/// [description] provides an optional description of the future, which is
-/// used when generating error messages.
-Future wrapFuture(Future future, [String description]) {
- if (currentSchedule == null) {
- throw new StateError("Unexpected call to wrapFuture with no current "
- "schedule.");
- }
-
- return currentSchedule.wrapFuture(future, description);
-}
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