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Unified Diff: sdk/lib/_internal/pub_generated/test/test_pub.dart

Issue 937243002: Revert "Revert "Use native async/await support in pub."" (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: Created 5 years, 10 months ago
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Index: sdk/lib/_internal/pub_generated/test/test_pub.dart
diff --git a/sdk/lib/_internal/pub_generated/test/test_pub.dart b/sdk/lib/_internal/pub_generated/test/test_pub.dart
deleted file mode 100644
index 1fcc8d67aece400ab78239f1327d36679220200b..0000000000000000000000000000000000000000
--- a/sdk/lib/_internal/pub_generated/test/test_pub.dart
+++ /dev/null
@@ -1,1015 +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.
-
-/// Test infrastructure for testing pub.
-///
-/// Unlike typical unit tests, most pub tests are integration tests that stage
-/// some stuff on the file system, run pub, and then validate the results. This
-/// library provides an API to build tests like that.
-library test_pub;
-
-import 'dart:async';
-import 'dart:convert';
-import 'dart:io';
-import 'dart:math';
-
-import 'package:http/testing.dart';
-import 'package:path/path.dart' as p;
-import 'package:pub_semver/pub_semver.dart';
-import 'package:scheduled_test/scheduled_process.dart';
-import 'package:scheduled_test/scheduled_server.dart';
-import 'package:scheduled_test/scheduled_stream.dart';
-import 'package:scheduled_test/scheduled_test.dart' hide fail;
-import 'package:shelf/shelf.dart' as shelf;
-import 'package:shelf/shelf_io.dart' as shelf_io;
-import 'package:unittest/compact_vm_config.dart';
-import 'package:yaml/yaml.dart';
-
-import '../lib/src/entrypoint.dart';
-import '../lib/src/exit_codes.dart' as exit_codes;
-// TODO(rnystrom): Using "gitlib" as the prefix here is ugly, but "git" collides
-// with the git descriptor method. Maybe we should try to clean up the top level
-// scope a bit?
-import '../lib/src/git.dart' as gitlib;
-import '../lib/src/http.dart';
-import '../lib/src/io.dart';
-import '../lib/src/lock_file.dart';
-import '../lib/src/log.dart' as log;
-import '../lib/src/package.dart';
-import '../lib/src/pubspec.dart';
-import '../lib/src/source/hosted.dart';
-import '../lib/src/source/path.dart';
-import '../lib/src/source_registry.dart';
-import '../lib/src/system_cache.dart';
-import '../lib/src/utils.dart';
-import '../lib/src/validator.dart';
-import 'descriptor.dart' as d;
-import 'serve_packages.dart';
-
-export 'serve_packages.dart';
-
-/// This should be called at the top of a test file to set up an appropriate
-/// test configuration for the machine running the tests.
-initConfig() {
- useCompactVMConfiguration();
- filterStacks = true;
- unittestConfiguration.timeout = null;
-}
-
-/// The current [HttpServer] created using [serve].
-var _server;
-
-/// The list of paths that have been requested from the server since the last
-/// call to [getRequestedPaths].
-final _requestedPaths = <String>[];
-
-/// The cached value for [_portCompleter].
-Completer<int> _portCompleterCache;
-
-/// A [Matcher] that matches JavaScript generated by dart2js with minification
-/// enabled.
-Matcher isMinifiedDart2JSOutput =
- isNot(contains("// The code supports the following hooks"));
-
-/// A [Matcher] that matches JavaScript generated by dart2js with minification
-/// disabled.
-Matcher isUnminifiedDart2JSOutput =
- contains("// The code supports the following hooks");
-
-/// A map from package names to paths from which those packages should be loaded
-/// for [createLockFile].
-///
-/// This allows older versions of dependencies than those that exist in the repo
-/// to be used when testing pub.
-Map<String, String> _packageOverrides;
-
-/// A map from barback versions to the paths of directories in the repo
-/// containing them.
-///
-/// This includes the latest version of barback from pkg as well as all old
-/// versions of barback in third_party.
-final _barbackVersions = _findBarbackVersions();
-
-/// Some older barback versions require older versions of barback's dependencies
-/// than those that are in the repo.
-///
-/// This is a map from barback version ranges to the dependencies for those
-/// barback versions. Each dependency version listed here should be included in
-/// third_party/pkg.
-final _barbackDeps = {
- new VersionConstraint.parse("<0.15.0"): {
- "source_maps": "0.9.4"
- }
-};
-
-/// Populates [_barbackVersions].
-Map<Version, String> _findBarbackVersions() {
- var versions = {};
- var currentBarback = p.join(repoRoot, 'third_party', 'pkg', 'barback');
- versions[new Pubspec.load(currentBarback, new SourceRegistry()).version] =
- currentBarback;
-
- for (var dir in listDir(p.join(repoRoot, 'third_party', 'pkg'))) {
- var basename = p.basename(dir);
- if (!basename.startsWith('barback-')) continue;
- versions[new Version.parse(split1(basename, '-').last)] = dir;
- }
-
- return versions;
-}
-
-/// Runs the tests in [callback] against all versions of barback in the repo
-/// that match [versionConstraint].
-///
-/// This is used to test that pub doesn't accidentally break older versions of
-/// barback that it's committed to supporting. Only versions `0.13.0` and later
-/// will be tested.
-void withBarbackVersions(String versionConstraint, void callback()) {
- var constraint = new VersionConstraint.parse(versionConstraint);
-
- var validVersions = _barbackVersions.keys.where(constraint.allows);
- if (validVersions.isEmpty) {
- throw new ArgumentError(
- 'No available barback version matches "$versionConstraint".');
- }
-
- for (var version in validVersions) {
- group("with barback $version", () {
- setUp(() {
- _packageOverrides = {};
- _packageOverrides['barback'] = _barbackVersions[version];
- _barbackDeps.forEach((constraint, deps) {
- if (!constraint.allows(version)) return;
- deps.forEach((packageName, version) {
- _packageOverrides[packageName] =
- p.join(repoRoot, 'third_party', 'pkg', '$packageName-$version');
- });
- });
-
- currentSchedule.onComplete.schedule(() {
- _packageOverrides = null;
- });
- });
-
- callback();
- });
- }
-}
-
-/// The completer for [port].
-Completer<int> get _portCompleter {
- if (_portCompleterCache != null) return _portCompleterCache;
- _portCompleterCache = new Completer<int>();
- currentSchedule.onComplete.schedule(() {
- _portCompleterCache = null;
- }, 'clearing the port completer');
- return _portCompleterCache;
-}
-
-/// A future that will complete to the port used for the current server.
-Future<int> get port => _portCompleter.future;
-
-/// Gets the list of paths that have been requested from the server since the
-/// last time this was called (or since the server was first spun up).
-Future<List<String>> getRequestedPaths() {
- return schedule(() {
- var paths = _requestedPaths.toList();
- _requestedPaths.clear();
- return paths;
- }, "get previous network requests");
-}
-
-/// Creates an HTTP server to serve [contents] as static files.
-///
-/// This server will exist only for the duration of the pub run. Subsequent
-/// calls to [serve] replace the previous server.
-void serve([List<d.Descriptor> contents]) {
- var baseDir = d.dir("serve-dir", contents);
-
- _hasServer = true;
-
- schedule(() {
- return _closeServer().then((_) {
- return shelf_io.serve((request) {
- currentSchedule.heartbeat();
- var path = p.posix.fromUri(request.url.path.replaceFirst("/", ""));
- _requestedPaths.add(path);
-
- return validateStream(
- baseDir.load(
- path)).then((stream) => new shelf.Response.ok(stream)).catchError((error) {
- return new shelf.Response.notFound('File "$path" not found.');
- });
- }, 'localhost', 0).then((server) {
- _server = server;
- _portCompleter.complete(_server.port);
- currentSchedule.onComplete.schedule(_closeServer);
- });
- });
- }, 'starting a server serving:\n${baseDir.describe()}');
-}
-
-/// Closes [_server].
-///
-/// Returns a [Future] that completes after the [_server] is closed.
-Future _closeServer() {
- if (_server == null) return new Future.value();
- var future = _server.close();
- _server = null;
- _hasServer = false;
- _portCompleterCache = null;
- return future;
-}
-
-/// `true` if the current test spins up an HTTP server.
-bool _hasServer = false;
-
-/// Converts [value] into a YAML string.
-String yaml(value) => JSON.encode(value);
-
-/// The full path to the created sandbox directory for an integration test.
-String get sandboxDir => _sandboxDir;
-String _sandboxDir;
-
-/// The path of the package cache directory used for tests, relative to the
-/// sandbox directory.
-final String cachePath = "cache";
-
-/// The path of the mock app directory used for tests, relative to the sandbox
-/// directory.
-final String appPath = "myapp";
-
-/// The path of the packages directory in the mock app used for tests, relative
-/// to the sandbox directory.
-final String packagesPath = "$appPath/packages";
-
-/// Set to true when the current batch of scheduled events should be aborted.
-bool _abortScheduled = false;
-
-/// Enum identifying a pub command that can be run with a well-defined success
-/// output.
-class RunCommand {
- static final get = new RunCommand(
- 'get',
- new RegExp(r'Got dependencies!|Changed \d+ dependenc(y|ies)!'));
- static final upgrade = new RunCommand(
- 'upgrade',
- new RegExp(r'(No dependencies changed\.|Changed \d+ dependenc(y|ies)!)$'));
- static final downgrade = new RunCommand(
- 'downgrade',
- new RegExp(r'(No dependencies changed\.|Changed \d+ dependenc(y|ies)!)$'));
-
- final String name;
- final RegExp success;
- RunCommand(this.name, this.success);
-}
-
-/// Runs the tests defined within [callback] using both pub get and pub upgrade.
-///
-/// Many tests validate behavior that is the same between pub get and
-/// upgrade have the same behavior. Instead of duplicating those tests, this
-/// takes a callback that defines get/upgrade agnostic tests and runs them
-/// with both commands.
-void forBothPubGetAndUpgrade(void callback(RunCommand command)) {
- group(RunCommand.get.name, () => callback(RunCommand.get));
- group(RunCommand.upgrade.name, () => callback(RunCommand.upgrade));
-}
-
-/// Schedules an invocation of pub [command] and validates that it completes
-/// in an expected way.
-///
-/// By default, this validates that the command completes successfully and
-/// understands the normal output of a successful pub command. If [warning] is
-/// given, it expects the command to complete successfully *and* print
-/// [warning] to stderr. If [error] is given, it expects the command to *only*
-/// print [error] to stderr. [output], [error], and [warning] may be strings,
-/// [RegExp]s, or [Matcher]s.
-///
-/// If [exitCode] is given, expects the command to exit with that code.
-// TODO(rnystrom): Clean up other tests to call this when possible.
-void pubCommand(RunCommand command, {Iterable<String> args, output, error,
- warning, int exitCode}) {
- if (error != null && warning != null) {
- throw new ArgumentError("Cannot pass both 'error' and 'warning'.");
- }
-
- var allArgs = [command.name];
- if (args != null) allArgs.addAll(args);
-
- if (output == null) output = command.success;
-
- if (error != null && exitCode == null) exitCode = 1;
-
- // No success output on an error.
- if (error != null) output = null;
- if (warning != null) error = warning;
-
- schedulePub(args: allArgs, output: output, error: error, exitCode: exitCode);
-}
-
-void pubGet({Iterable<String> args, output, error, warning, int exitCode}) {
- pubCommand(
- RunCommand.get,
- args: args,
- output: output,
- error: error,
- warning: warning,
- exitCode: exitCode);
-}
-
-void pubUpgrade({Iterable<String> args, output, error, warning, int exitCode}) {
- pubCommand(
- RunCommand.upgrade,
- args: args,
- output: output,
- error: error,
- warning: warning,
- exitCode: exitCode);
-}
-
-void pubDowngrade({Iterable<String> args, output, error, warning, int exitCode})
- {
- pubCommand(
- RunCommand.downgrade,
- args: args,
- output: output,
- error: error,
- warning: warning,
- exitCode: exitCode);
-}
-
-/// Schedules starting the "pub [global] run" process and validates the
-/// expected startup output.
-///
-/// If [global] is `true`, this invokes "pub global run", otherwise it does
-/// "pub run".
-///
-/// Returns the `pub run` process.
-ScheduledProcess pubRun({bool global: false, Iterable<String> args}) {
- var pubArgs = global ? ["global", "run"] : ["run"];
- pubArgs.addAll(args);
- var pub = startPub(args: pubArgs);
-
- // Loading sources and transformers isn't normally printed, but the pub test
- // infrastructure runs pub in verbose mode, which enables this.
- pub.stdout.expect(consumeWhile(startsWith("Loading")));
-
- return pub;
-}
-
-/// Defines an integration test.
-///
-/// The [body] should schedule a series of operations which will be run
-/// asynchronously.
-void integration(String description, void body()) =>
- _integration(description, body, test);
-
-/// Like [integration], but causes only this test to run.
-void solo_integration(String description, void body()) =>
- _integration(description, body, solo_test);
-
-void _integration(String description, void body(), [Function testFn]) {
- testFn(description, () {
- // TODO(nweiz): remove this when issue 15362 is fixed.
- currentSchedule.timeout *= 2;
-
- // The windows bots are very slow, so we increase the default timeout.
- if (Platform.operatingSystem == "windows") {
- currentSchedule.timeout *= 2;
- }
-
- _sandboxDir = createSystemTempDir();
- d.defaultRoot = sandboxDir;
- currentSchedule.onComplete.schedule(
- () => deleteEntry(_sandboxDir),
- 'deleting the sandbox directory');
-
- // Schedule the test.
- body();
- });
-}
-
-/// Get the path to the root "pub/test" directory containing the pub
-/// tests.
-String get testDirectory => p.absolute(p.dirname(libraryPath('test_pub')));
-
-/// Schedules renaming (moving) the directory at [from] to [to], both of which
-/// are assumed to be relative to [sandboxDir].
-void scheduleRename(String from, String to) {
- schedule(
- () => renameDir(p.join(sandboxDir, from), p.join(sandboxDir, to)),
- 'renaming $from to $to');
-}
-
-/// Schedules creating a symlink at path [symlink] that points to [target],
-/// both of which are assumed to be relative to [sandboxDir].
-void scheduleSymlink(String target, String symlink) {
- schedule(
- () => createSymlink(p.join(sandboxDir, target), p.join(sandboxDir, symlink)),
- 'symlinking $target to $symlink');
-}
-
-/// Schedules a call to the Pub command-line utility.
-///
-/// Runs Pub with [args] and validates that its results match [output] (or
-/// [outputJson]), [error], and [exitCode].
-///
-/// [output] and [error] can be [String]s, [RegExp]s, or [Matcher]s.
-///
-/// If [outputJson] is given, validates that pub outputs stringified JSON
-/// matching that object, which can be a literal JSON object or any other
-/// [Matcher].
-///
-/// If [environment] is given, any keys in it will override the environment
-/// variables passed to the spawned process.
-void schedulePub({List args, output, error, outputJson, int exitCode:
- exit_codes.SUCCESS, Map<String, String> environment}) {
- // Cannot pass both output and outputJson.
- assert(output == null || outputJson == null);
-
- var pub = startPub(args: args, environment: environment);
- pub.shouldExit(exitCode);
-
- var failures = [];
- var stderr;
-
- expect(
- Future.wait(
- [pub.stdoutStream().toList(), pub.stderrStream().toList()]).then((results) {
- var stdout = results[0].join("\n");
- stderr = results[1].join("\n");
-
- if (outputJson == null) {
- _validateOutput(failures, 'stdout', output, stdout);
- return null;
- }
-
- // Allow the expected JSON to contain futures.
- return awaitObject(outputJson).then((resolved) {
- _validateOutputJson(failures, 'stdout', resolved, stdout);
- });
- }).then((_) {
- _validateOutput(failures, 'stderr', error, stderr);
-
- if (!failures.isEmpty) throw new TestFailure(failures.join('\n'));
- }), completes);
-}
-
-/// Like [startPub], but runs `pub lish` in particular with [server] used both
-/// as the OAuth2 server (with "/token" as the token endpoint) and as the
-/// package server.
-///
-/// Any futures in [args] will be resolved before the process is started.
-ScheduledProcess startPublish(ScheduledServer server, {List args}) {
- var tokenEndpoint =
- server.url.then((url) => url.resolve('/token').toString());
- if (args == null) args = [];
- args = flatten(['lish', '--server', tokenEndpoint, args]);
- return startPub(args: args, tokenEndpoint: tokenEndpoint);
-}
-
-/// Handles the beginning confirmation process for uploading a packages.
-///
-/// Ensures that the right output is shown and then enters "y" to confirm the
-/// upload.
-void confirmPublish(ScheduledProcess pub) {
- // TODO(rnystrom): This is overly specific and inflexible regarding different
- // test packages. Should validate this a little more loosely.
- pub.stdout.expect(startsWith('Publishing test_pkg 1.0.0 to '));
- pub.stdout.expect(
- emitsLines(
- "|-- LICENSE\n" "|-- lib\n" "| '-- test_pkg.dart\n" "'-- pubspec.yaml\n" "\n"
- "Looks great! Are you ready to upload your package (y/n)?"));
- pub.writeLine("y");
-}
-
-/// Gets the absolute path to [relPath], which is a relative path in the test
-/// sandbox.
-String _pathInSandbox(String relPath) {
- return p.join(p.absolute(sandboxDir), relPath);
-}
-
-/// Gets the environment variables used to run pub in a test context.
-Future<Map> getPubTestEnvironment([String tokenEndpoint]) {
- final completer0 = new Completer();
- scheduleMicrotask(() {
- try {
- var environment = {};
- environment['_PUB_TESTING'] = 'true';
- environment['PUB_CACHE'] = _pathInSandbox(cachePath);
- environment['_PUB_TEST_SDK_VERSION'] = "0.1.2+3";
- join0() {
- join1() {
- completer0.complete(environment);
- }
- if (_hasServer) {
- completer0.complete(port.then(((p) {
- environment['PUB_HOSTED_URL'] = "http://localhost:$p";
- return environment;
- })));
- } else {
- join1();
- }
- }
- if (tokenEndpoint != null) {
- environment['_PUB_TEST_TOKEN_ENDPOINT'] = tokenEndpoint.toString();
- join0();
- } else {
- join0();
- }
- } catch (e, s) {
- completer0.completeError(e, s);
- }
- });
- return completer0.future;
-}
-
-/// Starts a Pub process and returns a [ScheduledProcess] that supports
-/// interaction with that process.
-///
-/// Any futures in [args] will be resolved before the process is started.
-///
-/// If [environment] is given, any keys in it will override the environment
-/// variables passed to the spawned process.
-ScheduledProcess startPub({List args, Future<String> tokenEndpoint, Map<String,
- String> environment}) {
- ensureDir(_pathInSandbox(appPath));
-
- // Find a Dart executable we can use to spawn. Use the same one that was
- // used to run this script itself.
- var dartBin = Platform.executable;
-
- // If the executable looks like a path, get its full path. That way we
- // can still find it when we spawn it with a different working directory.
- if (dartBin.contains(Platform.pathSeparator)) {
- dartBin = p.absolute(dartBin);
- }
-
- // Always run pub from a snapshot. Since we require the SDK to be built, the
- // snapshot should be there. Note that this *does* mean that the snapshot has
- // to be manually updated when changing code before running the tests.
- // Otherwise, you will test against stale data.
- //
- // Using the snapshot makes running the tests much faster, which is why we
- // make this trade-off.
- var pubPath = p.join(p.dirname(dartBin), 'snapshots/pub.dart.snapshot');
- var dartArgs = [pubPath, '--verbose'];
- dartArgs.addAll(args);
-
- if (tokenEndpoint == null) tokenEndpoint = new Future.value();
- var environmentFuture = tokenEndpoint.then(
- (tokenEndpoint) => getPubTestEnvironment(tokenEndpoint)).then((pubEnvironment) {
- if (environment != null) pubEnvironment.addAll(environment);
- return pubEnvironment;
- });
-
- return new PubProcess.start(
- dartBin,
- dartArgs,
- environment: environmentFuture,
- workingDirectory: _pathInSandbox(appPath),
- description: args.isEmpty ? 'pub' : 'pub ${args.first}');
-}
-
-/// A subclass of [ScheduledProcess] that parses pub's verbose logging output
-/// and makes [stdout] and [stderr] work as though pub weren't running in
-/// verbose mode.
-class PubProcess extends ScheduledProcess {
- Stream<Pair<log.Level, String>> _log;
- Stream<String> _stdout;
- Stream<String> _stderr;
-
- PubProcess.start(executable, arguments, {workingDirectory, environment,
- String description, Encoding encoding: UTF8})
- : super.start(
- executable,
- arguments,
- workingDirectory: workingDirectory,
- environment: environment,
- description: description,
- encoding: encoding);
-
- Stream<Pair<log.Level, String>> _logStream() {
- if (_log == null) {
- _log = mergeStreams(
- _outputToLog(super.stdoutStream(), log.Level.MESSAGE),
- _outputToLog(super.stderrStream(), log.Level.ERROR));
- }
-
- var pair = tee(_log);
- _log = pair.first;
- return pair.last;
- }
-
- final _logLineRegExp = new RegExp(r"^([A-Z ]{4})[:|] (.*)$");
- final _logLevels = [
- log.Level.ERROR,
- log.Level.WARNING,
- log.Level.MESSAGE,
- log.Level.IO,
- log.Level.SOLVER,
- log.Level.FINE].fold(<String, log.Level>{}, (levels, level) {
- levels[level.name] = level;
- return levels;
- });
-
- Stream<Pair<log.Level, String>> _outputToLog(Stream<String> stream,
- log.Level defaultLevel) {
- var lastLevel;
- return stream.map((line) {
- var match = _logLineRegExp.firstMatch(line);
- if (match == null) return new Pair<log.Level, String>(defaultLevel, line);
-
- var level = _logLevels[match[1]];
- if (level == null) level = lastLevel;
- lastLevel = level;
- return new Pair<log.Level, String>(level, match[2]);
- });
- }
-
- Stream<String> stdoutStream() {
- if (_stdout == null) {
- _stdout = _logStream().expand((entry) {
- if (entry.first != log.Level.MESSAGE) return [];
- return [entry.last];
- });
- }
-
- var pair = tee(_stdout);
- _stdout = pair.first;
- return pair.last;
- }
-
- Stream<String> stderrStream() {
- if (_stderr == null) {
- _stderr = _logStream().expand((entry) {
- if (entry.first != log.Level.ERROR &&
- entry.first != log.Level.WARNING) {
- return [];
- }
- return [entry.last];
- });
- }
-
- var pair = tee(_stderr);
- _stderr = pair.first;
- return pair.last;
- }
-}
-
-/// The path to the `packages` directory from which pub loads its dependencies.
-String get _packageRoot => p.absolute(Platform.packageRoot);
-
-/// Fails the current test if Git is not installed.
-///
-/// We require machines running these tests to have git installed. This
-/// validation gives an easier-to-understand error when that requirement isn't
-/// met than just failing in the middle of a test when pub invokes git.
-///
-/// This also increases the [Schedule] timeout to 30 seconds on Windows,
-/// where Git runs really slowly.
-void ensureGit() {
- if (Platform.operatingSystem == "windows") {
- currentSchedule.timeout = new Duration(seconds: 30);
- }
-
- if (!gitlib.isInstalled) {
- throw new Exception("Git must be installed to run this test.");
- }
-}
-
-/// Schedules activating a global package [package] without running
-/// "pub global activate".
-///
-/// This is useful because global packages must be hosted, but the test hosted
-/// server doesn't serve barback. The other parameters here follow
-/// [createLockFile].
-void makeGlobalPackage(String package, String version,
- Iterable<d.Descriptor> contents, {Iterable<String> pkg, Map<String,
- String> hosted}) {
- // Start the server so we know what port to use in the cache directory name.
- serveNoPackages();
-
- // Create the package in the hosted cache.
- d.hostedCache([d.dir("$package-$version", contents)]).create();
-
- var lockFile = _createLockFile(pkg: pkg, hosted: hosted);
-
- // Add the root package to the lockfile.
- var id =
- new PackageId(package, "hosted", new Version.parse(version), package);
- lockFile.packages[package] = id;
-
- // Write the lockfile to the global cache.
- var sources = new SourceRegistry();
- sources.register(new HostedSource());
- sources.register(new PathSource());
-
- d.dir(
- cachePath,
- [
- d.dir(
- "global_packages",
- [d.file("$package.lock", lockFile.serialize(null, sources))])]).create();
-}
-
-/// Creates a lock file for [package] without running `pub get`.
-///
-/// [sandbox] is a list of path dependencies to be found in the sandbox
-/// directory. [pkg] is a list of packages in the Dart repo's "pkg" directory;
-/// each package listed here and all its dependencies will be linked to the
-/// version in the Dart repo.
-///
-/// [hosted] is a list of package names to version strings for dependencies on
-/// hosted packages.
-void createLockFile(String package, {Iterable<String> sandbox,
- Iterable<String> pkg, Map<String, String> hosted}) {
- var lockFile = _createLockFile(sandbox: sandbox, pkg: pkg, hosted: hosted);
-
- var sources = new SourceRegistry();
- sources.register(new HostedSource());
- sources.register(new PathSource());
-
- d.file(
- p.join(package, 'pubspec.lock'),
- lockFile.serialize(null, sources)).create();
-}
-
-/// Creates a lock file for [package] without running `pub get`.
-///
-/// [sandbox] is a list of path dependencies to be found in the sandbox
-/// directory. [pkg] is a list of packages in the Dart repo's "pkg" directory;
-/// each package listed here and all its dependencies will be linked to the
-/// version in the Dart repo.
-///
-/// [hosted] is a list of package names to version strings for dependencies on
-/// hosted packages.
-LockFile _createLockFile({Iterable<String> sandbox, Iterable<String> pkg,
- Map<String, String> hosted}) {
- var dependencies = {};
-
- if (sandbox != null) {
- for (var package in sandbox) {
- dependencies[package] = '../$package';
- }
- }
-
- if (pkg != null) {
- _addPackage(String package) {
- if (dependencies.containsKey(package)) return;
-
- var path;
- if (package == 'barback' && _packageOverrides == null) {
- throw new StateError(
- "createLockFile() can only create a lock file "
- "with a barback dependency within a withBarbackVersions() " "block.");
- }
-
- if (_packageOverrides.containsKey(package)) {
- path = _packageOverrides[package];
- } else {
- path = packagePath(package);
- }
-
- dependencies[package] = path;
- var pubspec = loadYaml(readTextFile(p.join(path, 'pubspec.yaml')));
- var packageDeps = pubspec['dependencies'];
- if (packageDeps == null) return;
- packageDeps.keys.forEach(_addPackage);
- }
-
- pkg.forEach(_addPackage);
- }
-
- var lockFile = new LockFile.empty();
- dependencies.forEach((name, dependencyPath) {
- var id = new PackageId(name, 'path', new Version(0, 0, 0), {
- 'path': dependencyPath,
- 'relative': p.isRelative(dependencyPath)
- });
- lockFile.packages[name] = id;
- });
-
- if (hosted != null) {
- hosted.forEach((name, version) {
- var id = new PackageId(name, 'hosted', new Version.parse(version), name);
- lockFile.packages[name] = id;
- });
- }
-
- return lockFile;
-}
-
-/// Returns the path to [package] within the repo.
-String packagePath(String package) =>
- dirExists(p.join(repoRoot, 'pkg', package)) ?
- p.join(repoRoot, 'pkg', package) :
- p.join(repoRoot, 'third_party', 'pkg', package);
-
-/// Uses [client] as the mock HTTP client for this test.
-///
-/// Note that this will only affect HTTP requests made via http.dart in the
-/// parent process.
-void useMockClient(MockClient client) {
- var oldInnerClient = innerHttpClient;
- innerHttpClient = client;
- currentSchedule.onComplete.schedule(() {
- innerHttpClient = oldInnerClient;
- }, 'de-activating the mock client');
-}
-
-/// Describes a map representing a library package with the given [name],
-/// [version], and [dependencies].
-Map packageMap(String name, String version, [Map dependencies]) {
- var package = {
- "name": name,
- "version": version,
- "author": "Natalie Weizenbaum <nweiz@google.com>",
- "homepage": "http://pub.dartlang.org",
- "description": "A package, I guess."
- };
-
- if (dependencies != null) package["dependencies"] = dependencies;
-
- return package;
-}
-
-/// Resolves [target] relative to the path to pub's `test/asset` directory.
-String testAssetPath(String target) {
- var libPath = libraryPath('test_pub');
-
- // We are running from the generated directory, but non-dart assets are only
- // in the canonical directory.
- // TODO(rnystrom): Remove this when #104 is fixed.
- libPath = libPath.replaceAll('pub_generated', 'pub');
-
- return p.join(p.dirname(libPath), 'asset', target);
-}
-
-/// Returns a Map in the format used by the pub.dartlang.org API to represent a
-/// package version.
-///
-/// [pubspec] is the parsed pubspec of the package version. If [full] is true,
-/// this returns the complete map, including metadata that's only included when
-/// requesting the package version directly.
-Map packageVersionApiMap(Map pubspec, {bool full: false}) {
- var name = pubspec['name'];
- var version = pubspec['version'];
- var map = {
- 'pubspec': pubspec,
- 'version': version,
- 'url': '/api/packages/$name/versions/$version',
- 'archive_url': '/packages/$name/versions/$version.tar.gz',
- 'new_dartdoc_url': '/api/packages/$name/versions/$version' '/new_dartdoc',
- 'package_url': '/api/packages/$name'
- };
-
- if (full) {
- map.addAll({
- 'downloads': 0,
- 'created': '2012-09-25T18:38:28.685260',
- 'libraries': ['$name.dart'],
- 'uploader': ['nweiz@google.com']
- });
- }
-
- return map;
-}
-
-/// Returns the name of the shell script for a binstub named [name].
-///
-/// Adds a ".bat" extension on Windows.
-String binStubName(String name) => Platform.isWindows ? '$name.bat' : name;
-
-/// Compares the [actual] output from running pub with [expected].
-///
-/// If [expected] is a [String], ignores leading and trailing whitespace
-/// differences and tries to report the offending difference in a nice way.
-///
-/// If it's a [RegExp] or [Matcher], just reports whether the output matches.
-void _validateOutput(List<String> failures, String pipe, expected,
- String actual) {
- if (expected == null) return;
-
- if (expected is String) {
- _validateOutputString(failures, pipe, expected, actual);
- } else {
- if (expected is RegExp) expected = matches(expected);
- expect(actual, expected);
- }
-}
-
-void _validateOutputString(List<String> failures, String pipe, String expected,
- String actual) {
- var actualLines = actual.split("\n");
- var expectedLines = expected.split("\n");
-
- // Strip off the last line. This lets us have expected multiline strings
- // where the closing ''' is on its own line. It also fixes '' expected output
- // to expect zero lines of output, not a single empty line.
- if (expectedLines.last.trim() == '') {
- expectedLines.removeLast();
- }
-
- var results = [];
- var failed = false;
-
- // Compare them line by line to see which ones match.
- var length = max(expectedLines.length, actualLines.length);
- for (var i = 0; i < length; i++) {
- if (i >= actualLines.length) {
- // Missing output.
- failed = true;
- results.add('? ${expectedLines[i]}');
- } else if (i >= expectedLines.length) {
- // Unexpected extra output.
- failed = true;
- results.add('X ${actualLines[i]}');
- } else {
- var expectedLine = expectedLines[i].trim();
- var actualLine = actualLines[i].trim();
-
- if (expectedLine != actualLine) {
- // Mismatched lines.
- failed = true;
- results.add('X ${actualLines[i]}');
- } else {
- // Output is OK, but include it in case other lines are wrong.
- results.add('| ${actualLines[i]}');
- }
- }
- }
-
- // If any lines mismatched, show the expected and actual.
- if (failed) {
- failures.add('Expected $pipe:');
- failures.addAll(expectedLines.map((line) => '| $line'));
- failures.add('Got:');
- failures.addAll(results);
- }
-}
-
-/// Validates that [actualText] is a string of JSON that matches [expected],
-/// which may be a literal JSON object, or any other [Matcher].
-void _validateOutputJson(List<String> failures, String pipe, expected,
- String actualText) {
- var actual;
- try {
- actual = JSON.decode(actualText);
- } on FormatException catch (error) {
- failures.add('Expected $pipe JSON:');
- failures.add(expected);
- failures.add('Got invalid JSON:');
- failures.add(actualText);
- }
-
- // Match against the expectation.
- expect(actual, expected);
-}
-
-/// A function that creates a [Validator] subclass.
-typedef Validator ValidatorCreator(Entrypoint entrypoint);
-
-/// Schedules a single [Validator] to run on the [appPath].
-///
-/// Returns a scheduled Future that contains the errors and warnings produced
-/// by that validator.
-Future<Pair<List<String>, List<String>>>
- schedulePackageValidation(ValidatorCreator fn) {
- return schedule(() {
- var cache =
- new SystemCache.withSources(rootDir: p.join(sandboxDir, cachePath));
-
- return new Future.sync(() {
- var validator = fn(new Entrypoint(p.join(sandboxDir, appPath), cache));
- return validator.validate().then((_) {
- return new Pair(validator.errors, validator.warnings);
- });
- });
- }, "validating package");
-}
-
-/// A matcher that matches a Pair.
-Matcher pairOf(Matcher firstMatcher, Matcher lastMatcher) =>
- new _PairMatcher(firstMatcher, lastMatcher);
-
-class _PairMatcher extends Matcher {
- final Matcher _firstMatcher;
- final Matcher _lastMatcher;
-
- _PairMatcher(this._firstMatcher, this._lastMatcher);
-
- bool matches(item, Map matchState) {
- if (item is! Pair) return false;
- return _firstMatcher.matches(item.first, matchState) &&
- _lastMatcher.matches(item.last, matchState);
- }
-
- Description describe(Description description) {
- return description.addAll("(", ", ", ")", [_firstMatcher, _lastMatcher]);
- }
-}
-
-/// A [StreamMatcher] that matches multiple lines of output.
-StreamMatcher emitsLines(String output) => inOrder(output.split("\n"));

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