@mysql/xdevapi
Version:
MySQL Connector/Node.js - A Node.js driver for MySQL using the X Protocol and X DevAPI.
193 lines (155 loc) • 9.44 kB
JavaScript
/*
* Copyright (c) 2020, 2022, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.0, as
* published by the Free Software Foundation.
*
* This program is also distributed with certain software (including
* but not limited to OpenSSL) that is licensed under separate terms,
* as designated in a particular file or component or in included license
* documentation. The authors of MySQL hereby grant you an
* additional permission to link the program and your derivative works
* with the separately licensed software that they have included with
* MySQL.
*
* Without limiting anything contained in the foregoing, this file,
* which is part of MySQL Connector/Node.js, is also subject to the
* Universal FOSS Exception, version 1.0, a copy of which can be found at
* http://oss.oracle.com/licenses/universal-foss-exception.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
;
/* eslint-env node, mocha */
const expect = require('chai').expect;
const td = require('testdouble');
// subject under test needs to be reloaded with replacement test doubles
let UpdateOperation = require('../../../../../../lib/Protocol/Wrappers/Messages/Crud/UpdateOperation');
describe('Mysqlx.Crud.UpdateOperation wrapper', () => {
let CrudStub;
beforeEach('replace dependencies with test doubles', () => {
CrudStub = td.replace('../../../../../../lib/Protocol/Stubs/mysqlx_crud_pb');
// reload module with the replacements
UpdateOperation = require('../../../../../../lib/Protocol/Wrappers/Messages/Crud/UpdateOperation');
});
afterEach('restore original dependencies', () => {
td.reset();
});
context('class methods', () => {
context('create()', () => {
let ColumnIdentifier, Expr, Wraps;
beforeEach('replace dependencies with test doubles', () => {
ColumnIdentifier = td.replace('../../../../../../lib/Protocol/Wrappers/Messages/Expr/ColumnIdentifier');
Expr = td.replace('../../../../../../lib/Protocol/Wrappers/Messages/Expr/Expr');
Wraps = td.replace('../../../../../../lib/Protocol/Wrappers/Traits/Wraps');
// reload module with the replacements
UpdateOperation = require('../../../../../../lib/Protocol/Wrappers/Messages/Crud/UpdateOperation');
});
it('creates a Mysqlx.Crud.UpdateOperation wrapper of the given type for the given field', () => {
const proto = new CrudStub.UpdateOperation();
const protoValue = 'foo';
const source = 'bar';
const sourceProto = `${source}_proto`;
const type = 'baz';
td.when(Wraps(proto)).thenReturn({ valueOf: () => protoValue });
td.when(ColumnIdentifier.create(source)).thenReturn({ valueOf: () => sourceProto });
expect(UpdateOperation.create({ source, type }).valueOf()).to.equal(protoValue);
expect(td.explain(proto.setSource).callCount).to.equal(1);
expect(td.explain(proto.setSource).calls[0].args[0]).to.equal(sourceProto);
expect(td.explain(proto.setOperation).callCount).to.equal(1);
expect(td.explain(proto.setOperation).calls[0].args[0]).to.equal(type);
expect(td.explain(proto.setValue).callCount).to.equal(0);
});
it('creates a Mysqlx.Crud.UpdateOperation wrapper of the given type for the given field with a given value', () => {
const isLiteral = true;
const proto = new CrudStub.UpdateOperation();
const protoValue = 'foo';
const source = 'bar';
const sourceProto = `${source}_proto`;
const type = 'baz';
const value = 'qux';
const valueExprProto = `${value}_expr_proto`;
td.when(Wraps(proto)).thenReturn({ valueOf: () => protoValue });
td.when(ColumnIdentifier.create(source)).thenReturn({ valueOf: () => sourceProto });
td.when(Expr.create({ value, isLiteral })).thenReturn({ valueOf: () => valueExprProto });
expect(UpdateOperation.create({ source, type, value, isLiteral }).valueOf()).to.equal(protoValue);
expect(td.explain(proto.setSource).callCount).to.equal(1);
expect(td.explain(proto.setSource).calls[0].args[0]).to.equal(sourceProto);
expect(td.explain(proto.setOperation).callCount).to.equal(1);
expect(td.explain(proto.setOperation).calls[0].args[0]).to.equal(type);
expect(td.explain(proto.setValue).callCount).to.equal(1);
expect(td.explain(proto.setValue).calls[0].args[0]).to.equal(valueExprProto);
});
});
});
context('instance methods', () => {
context('getType()', () => {
it('returns the name of the update operation', () => {
const proto = new CrudStub.UpdateOperation();
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.SET);
expect(UpdateOperation(proto).getType()).to.equal('SET');
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.ITEM_REMOVE);
expect(UpdateOperation(proto).getType()).to.equal('ITEM_REMOVE');
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.ITEM_SET);
expect(UpdateOperation(proto).getType()).to.equal('ITEM_SET');
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.ITEM_REPLACE);
expect(UpdateOperation(proto).getType()).to.equal('ITEM_REPLACE');
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.ITEM_MERGE);
expect(UpdateOperation(proto).getType()).to.equal('ITEM_MERGE');
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.ARRAY_INSERT);
expect(UpdateOperation(proto).getType()).to.equal('ARRAY_INSERT');
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.ARRAY_APPEND);
expect(UpdateOperation(proto).getType()).to.equal('ARRAY_APPEND');
td.when(proto.getOperation()).thenReturn(CrudStub.UpdateOperation.UpdateType.MERGE_PATCH);
expect(UpdateOperation(proto).getType()).to.equal('MERGE_PATCH');
});
});
context('toJSON()', () => {
let ColumnIdentifier, Expr;
beforeEach('replace dependencies with test doubles', () => {
ColumnIdentifier = td.replace('../../../../../../lib/Protocol/Wrappers/Messages/Expr/ColumnIdentifier');
Expr = td.replace('../../../../../../lib/Protocol/Wrappers/Messages/Expr/Expr');
// reload module with the replacements
UpdateOperation = require('../../../../../../lib/Protocol/Wrappers/Messages/Crud/UpdateOperation');
});
it('returns a textual representation of a Mysqlx.Crud.UpdateOperation', () => {
const proto = new CrudStub.UpdateOperation();
const operation = 'foo';
const source = 'bar';
const sourceProto = `${source}_proto`;
const value = 'baz';
const valueProto = `${value}_proto`;
td.when(proto.getSource()).thenReturn(sourceProto);
td.when(ColumnIdentifier(sourceProto)).thenReturn({ toJSON: () => source });
const wrap = UpdateOperation(proto);
const getType = td.replace(wrap, 'getType');
td.when(getType()).thenReturn(operation);
td.when(proto.getValue()).thenReturn(valueProto);
td.when(Expr(valueProto)).thenReturn({ toJSON: () => value });
expect(wrap.toJSON()).to.deep.equal({ source, operation, value });
});
});
context('valueOf()', () => {
let Wraps;
beforeEach('replace dependencies with test doubles', () => {
Wraps = td.replace('../../../../../../lib/Protocol/Wrappers/Traits/Wraps');
// reload module with the replacements
UpdateOperation = require('../../../../../../lib/Protocol/Wrappers/Messages/Crud/UpdateOperation');
});
it('returns the underlying protobuf stub instance', () => {
const proto = new CrudStub.UpdateOperation();
const expected = 'foo';
td.when(Wraps(proto)).thenReturn({ valueOf: () => expected });
expect(UpdateOperation(proto).valueOf()).to.equal(expected);
});
});
});
});