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var test = require('tape')
, DeferredLevelDOWN = require('./')
test('single operation', function (t) {
var called = false
var ld = new DeferredLevelDOWN('loc')
ld.put('foo', 'bar', function (v) {
called = v
})
t.ok(called === false, 'not called')
ld.setDb({ put: function (key, value, options, callback) {
t.equal(key, 'foo', 'correct key')
t.equal(value, 'bar', 'correct value')
t.deepEqual({}, options, 'empty options')
callback('called')
}})
t.ok(called === 'called', 'function called')
t.end()
})
test('many operations', function (t) {
var calls = []
var ld = new DeferredLevelDOWN('loc')
, puts = 0
, gets = 0
, batches = 0
ld.put('foo1', 'bar1', function (v) { calls.push({ type: 'put', key: 'foo1', v: v }) })
ld.get('woo1', function (v) { calls.push({ type: 'get', key: 'woo1', v: v }) })
ld.put('foo2', 'bar2', function (v) { calls.push({ type: 'put', key: 'foo2', v: v }) })
ld.get('woo2', function (v) { calls.push({ type: 'get', key: 'woo2', v: v }) })
ld.del('blergh', function (v) { calls.push({ type: 'del', key: 'blergh', v: v }) })
ld.batch([
{ type: 'put', key: 'k1', value: 'v1' }
, { type: 'put', key: 'k2', value: 'v2' }
], function () { calls.push({ type: 'batch', keys: 'k1,k2' }) })
ld.batch().put('k3', 'v3').put('k4', 'v4').write(function () {
calls.push({ type: 'batch', keys: 'k3,k4' })
})
t.ok(calls.length === 0, 'not called')
ld.setDb({
put: function (key, value, options, callback) {
if (puts++ === 0) {
t.equal(key, 'foo1', 'correct key')
t.equal(value, 'bar1', 'correct value')
t.deepEqual({}, options, 'empty options')
} else {
t.equal(key, 'foo2', 'correct key')
t.equal(value, 'bar2', 'correct value')
t.deepEqual({}, options, 'empty options')
}
callback('put' + puts)
}
, get: function (key, options, callback) {
if (gets++ === 0) {
t.equal('woo1', key, 'correct key')
t.deepEqual({}, options, 'empty options')
} else {
t.equal('woo2', key, 'correct key')
t.deepEqual({}, options, 'empty options')
}
callback('gets' + gets)
}
, del: function (key, options, callback) {
t.equal('blergh', key, 'correct key')
t.deepEqual({}, options, 'empty options')
callback('del')
}
, batch: function (arr, options, callback) {
if (batches++ === 0) {
t.deepEqual(arr, [
{ type: 'put', key: 'k1', value: 'v1' }
, { type: 'put', key: 'k2', value: 'v2' }
], 'correct batch')
} else {
t.deepEqual(arr, [
{ type: 'put', key: 'k3', value: 'v3' }
, { type: 'put', key: 'k4', value: 'v4' }
], 'correct batch')
}
callback('batches' + batches)
}
})
t.equal(calls.length, 7, 'all functions called')
t.deepEqual(calls, [
{ type: 'put', key: 'foo1', v: 'put1' }
, { type: 'get', key: 'woo1', v: 'gets1' }
, { type: 'put', key: 'foo2', v: 'put2' }
, { type: 'get', key: 'woo2', v: 'gets2' }
, { type: 'del', key: 'blergh', v: 'del' }
, { type: 'batch', keys: 'k1,k2' }
, { type: 'batch', keys: 'k3,k4' }
], 'calls correctly behaved')
t.end()
})