mirror of
https://github.com/zhigang1992/react-native-firebase.git
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fe959bb842
* [database] recreate database branch based off of #2185 * [database] cleanup linting issues * [database] enable tests * [database] add to tests deps
63 lines
1.9 KiB
JavaScript
63 lines
1.9 KiB
JavaScript
/*
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* Copyright (c) 2016-present Invertase Limited & Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this library except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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describe('database().ref().isEqual()', () => {
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it('throws if limit other param is not a query instance', async () => {
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try {
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await firebase
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.database()
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.ref()
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.isEqual('foo');
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return Promise.reject(new Error('Did not throw an Error.'));
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} catch (error) {
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error.message.should.containEql(`'other' must be an instance of Query.`);
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return Promise.resolve();
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}
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});
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it('returns true if the query is the same instance', async () => {
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const query = await firebase.database().ref();
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const same = query.isEqual(query);
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same.should.eql(true);
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});
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it('returns false if the query is different', async () => {
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const query = await firebase.database().ref();
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const other = await firebase
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.database()
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.ref()
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.limitToLast(2);
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const same = query.isEqual(other);
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same.should.eql(false);
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});
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it('returns true if the query is created differently', async () => {
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const query = await firebase
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.database()
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.ref()
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.limitToFirst(1)
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.orderByChild('foo');
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const other = await firebase
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.database()
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.ref()
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.orderByChild('foo')
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.limitToFirst(1);
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const same = query.isEqual(other);
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same.should.eql(true);
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});
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});
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