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var test = require('tap').test
, split = require('./')
, callback = require('callback-stream')
, strcb = callback.bind(null, { decodeStrings: false })
, objcb = callback.bind(null, { objectMode: true })
test('split two lines on end', function(t) {
t.plan(1)
var input = split()
input.pipe(strcb(function(err, list) {
t.deepEqual(list, ['hello', 'world'])
}))
input.end('hello\nworld')
})
test('split two lines on two writes', function(t) {
t.plan(1)
var input = split()
input.pipe(strcb(function(err, list) {
t.deepEqual(list, ['hello', 'world'])
}))
input.write('hello')
input.write('\nworld')
input.end()
})
test('accumulate multiple writes', function(t) {
t.plan(1)
var input = split()
input.pipe(strcb(function(err, list) {
t.deepEqual(list, ['helloworld'])
}))
input.write('hello')
input.write('world')
input.end()
})
test('split using a custom string matcher', function(t) {
t.plan(1)
var input = split('~')
input.pipe(strcb(function(err, list) {
t.deepEqual(list, ['hello', 'world'])
}))
input.end('hello~world')
})
test('split using a custom regexp matcher', function(t) {
t.plan(1)
var input = split(/~/)
input.pipe(strcb(function(err, list) {
t.deepEqual(list, ['hello', 'world'])
}))
input.end('hello~world')
})
test('support an option argument', function(t) {
t.plan(2)
var input = split({ highWatermark: 2 })
input.pipe(strcb(function(err, list) {
t.notOk(err, 'no errors')
t.deepEqual(list, ['hello', 'world'])
}))
input.end('hello\nworld')
})
test('support a mapper function', function(t) {
t.plan(2)
var a = { a: '42' }
, b = { b: '24' }
var input = split(JSON.parse)
input.pipe(objcb(function(err, list) {
t.notOk(err, 'no errors')
t.deepEqual(list, [a, b])
}))
input.write(JSON.stringify(a))
input.write('\n')
input.end(JSON.stringify(b))
})
test('split lines windows-style', function(t) {
t.plan(1)
var input = split()
input.pipe(strcb(function(err, list) {
t.deepEqual(list, ['hello', 'world'])
}))
input.end('hello\r\nworld')
})
test('splits a buffer', function(t) {
t.plan(1)
var input = split()
input.pipe(strcb(function(err, list) {
t.deepEqual(list, ['hello', 'world'])
}))
input.end(new Buffer('hello\nworld'))
})
test('do not end on undefined', function(t) {
t.plan(1)
var input = split(function(line) {})
input.pipe(strcb(function(err, list) {
t.deepEqual(list, [])
}))
input.end(new Buffer('hello\nworld'))
})
test('has destroy method', function(t) {
t.plan(1)
var input = split(function(line) {})
input.on('close', function() {
t.ok(true, 'close emitted')
t.end()
})
input.destroy()
})
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