diff options
author | 2020-11-16 00:10:28 +0100 | |
---|---|---|
committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/stream-each/test.js | |
download | website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.gz website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.tar.bz2 website_creator-e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d.zip |
api, login, auth
Diffstat (limited to 'node_modules/stream-each/test.js')
-rw-r--r-- | node_modules/stream-each/test.js | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/node_modules/stream-each/test.js b/node_modules/stream-each/test.js new file mode 100644 index 0000000..a466595 --- /dev/null +++ b/node_modules/stream-each/test.js @@ -0,0 +1,143 @@ +var tape = require('tape') +var through = require('through2') +var ndjson = require('ndjson') +var each = require('./') + +tape('each', function (t) { + var s = through.obj() + s.write('a') + s.write('b') + s.write('c') + s.end() + + s.on('end', function () { + t.end() + }) + + var expected = ['a', 'b', 'c'] + each(s, function (data, next) { + t.same(data, expected.shift()) + next() + }) +}) + +tape('each and callback', function (t) { + var s = through.obj() + s.write('a') + s.write('b') + s.write('c') + s.end() + + var expected = ['a', 'b', 'c'] + each(s, function (data, next) { + t.same(data, expected.shift()) + next() + }, function () { + t.end() + }) +}) + +tape('each (write after)', function (t) { + var s = through.obj() + s.on('end', function () { + t.end() + }) + + var expected = ['a', 'b', 'c'] + each(s, function (data, next) { + t.same(data, expected.shift()) + next() + }) + + setTimeout(function () { + s.write('a') + s.write('b') + s.write('c') + s.end() + }, 100) +}) + +tape('each error', function (t) { + var s = through.obj() + s.write('hello') + s.on('error', function (err) { + t.same(err.message, 'stop') + t.end() + }) + + each(s, function (data, next) { + next(new Error('stop')) + }) +}) + +tape('each error and callback', function (t) { + var s = through.obj() + s.write('hello') + + each(s, function (data, next) { + next(new Error('stop')) + }, function (err) { + t.same(err.message, 'stop') + t.end() + }) +}) + +tape('each with falsey values', function (t) { + var s = through.obj() + s.write(0) + s.write(false) + s.write(undefined) + s.end() + + s.on('end', function () { + t.end() + }) + + var expected = [0, false] + var count = 0 + each(s, function (data, next) { + count++ + t.same(data, expected.shift()) + next() + }, function () { + t.same(count, 2) + }) +}) + +tape('huge stack', function (t) { + var s = through.obj() + + for (var i = 0; i < 5000; i++) { + s.write('foo') + } + + s.end() + + each(s, function (data, cb) { + if (data !== 'foo') t.fail('bad data') + cb() + }, function (err) { + t.error(err, 'no error') + t.end() + }) +}) + +tape('cb only once', function (t) { + var p = ndjson.parse() + var once = true + var data = '{"foo":"' + Array(1000).join('x') + '"}\n' + + each(p, ondata, function (err) { + t.ok(once, 'only once') + t.ok(err, 'had error') + once = false + t.end() + }) + + for (var i = 0; i < 1000; i++) p.write(data) + p.write('{...}\n') + + function ondata (data, cb) { + process.nextTick(cb) + } +}) |