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/*
* node-rdkafka - Node.js wrapper for RdKafka C/C++ library
*
* Copyright (c) 2016 Blizzard Entertainment
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE.txt file for details.
*/
var addon = require('bindings')('node-librdkafka');
var t = require('assert');
var client;
var defaultConfig = {
'client.id': 'kafka-mocha',
'group.id': 'kafka-mocha-grp',
'metadata.broker.list': 'localhost:9092'
};
module.exports = {
'Consumer': {
'afterEach': function() {
client = null;
},
'cannot be set without a topic config': function() {
t.throws(function() {
client = new addon.KafkaConsumer(defaultConfig);
});
},
'can be given a topic config': function() {
client = new addon.KafkaConsumer(defaultConfig, {});
},
'throws us an error if we provide an invalid configuration value': function() {
t.throws(function() {
client = new addon.KafkaConsumer({
'foo': 'bar'
});
}, 'should throw because the key is invalid1');
},
'throws us an error if topic config is given something invalid': function() {
t.throws(function() {
client = new addon.KafkaConsumer(defaultConfig, { 'foo': 'bar' });
});
},
'ignores function arguments for global configuration': function() {
client = new addon.KafkaConsumer({
'event_cb': function() {},
'group.id': 'mocha-test'
}, {});
t.ok(client);
},
'ignores function arguments for topic configuration': function() {
client = new addon.KafkaConsumer(defaultConfig, {
'partitioner_cb': function() {}
});
}
},
'KafkaConsumer client': {
'beforeEach': function() {
client = new addon.KafkaConsumer(defaultConfig, {});
},
'afterEach': function() {
client = null;
},
'is an object': function() {
t.equal(typeof(client), 'object');
},
'requires configuration': function() {
t.throws(function() {
return new addon.KafkaConsumer();
});
},
'has necessary methods from superclass': function() {
var methods = ['connect', 'disconnect', 'configureCallbacks', 'getMetadata'];
methods.forEach(function(m) {
t.equal(typeof(client[m]), 'function', 'Client is missing ' + m + ' method');
});
},
'has necessary bindings for librdkafka 1:1 binding': function() {
var methods = ['assign', 'unassign', 'subscribe'];
methods.forEach(function(m) {
t.equal(typeof(client[m]), 'function', 'Client is missing ' + m + ' method');
});
}
},
};