it('only includes messages with whitelisted tags', () => {
const original = featureConfig.observeAsStream.bind(featureConfig);
spyOn(featureConfig, 'observeAsStream').andCallFake(
name =>
name === 'nuclide-adb-logcat.whitelistedTags'
? Observable.of('ExampleTag')
: original(name),
);
waitsForPromise(async () => {
const output = Observable.from([
'[ 01-14 17:15:01.003 640: 654 I/ProcessStatsService ]',
'Bad',
'',
'[ 01-14 17:15:01.003 640: 654 I/ExampleTag ]',
'Good',
'',
]);
const messages = await createMessageStream(output)
.map(message => message.text)
.toArray()
.toPromise();
expect(messages).toEqual(['Good']);
});
});
it('splits the output by message', () => {
const original = featureConfig.observeAsStream.bind(featureConfig);
spyOn(featureConfig, 'observeAsStream').andCallFake(
name =>
name === 'nuclide-adb-logcat.whitelistedTags'
? Observable.of('.*')
: original(name),
);
waitsForPromise(async () => {
const output = Observable.from([
'[ 01-14 17:15:01.003 640: 654 I/ProcessStatsService ]',
'Prepared write state in 0ms',
'',
'[ 01-14 17:15:01.003 640: 654 I/ProcessStatsService ]',
'Prepared write state in 0ms',
'',
]);
const messages = await createMessageStream(output)
.map(message => message.text)
.toArray()
.toPromise();
expect(messages.length).toBe(2);
messages.forEach(message => {
expect(message).toBe('Prepared write state in 0ms');
});
});
});
it('shows an error (once) if the regular expression is invalid', () => {
spyOn(atom.notifications, 'addError');
const original = featureConfig.observeAsStream.bind(featureConfig);
spyOn(featureConfig, 'observeAsStream').andCallFake(
name =>
name === 'nuclide-adb-logcat.whitelistedTags'
? Observable.of('(')
: original(name),
);
waitsForPromise(async () => {
const output = Observable.from([
'[ 01-14 17:15:01.003 640: 654 I/ProcessStatsService ]',
'Bad',
'',
'[ 01-14 17:15:01.003 640: 654 I/ExampleTag ]',
'Good',
'',
]);
await createMessageStream(output).toPromise();
expect(atom.notifications.addError.callCount).toBe(1);
});
});