changeColumn.test.js
7.33 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
'use strict';
const chai = require('chai');
const expect = chai.expect;
const Support = require(__dirname + '/../support');
const DataTypes = require(__dirname + '/../../../lib/data-types');
const dialect = Support.getTestDialect();
describe(Support.getTestDialectTeaser('QueryInterface'), () => {
beforeEach(function() {
this.sequelize.options.quoteIdenifiers = true;
this.queryInterface = this.sequelize.getQueryInterface();
});
afterEach(function() {
return this.sequelize.dropAllSchemas();
});
describe('changeColumn', () => {
it('should support schemas', function() {
return this.sequelize.createSchema('archive').then(() => {
return this.queryInterface.createTable({
tableName: 'users',
schema: 'archive'
}, {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
},
currency: DataTypes.INTEGER
}).then(() => {
return this.queryInterface.changeColumn({
tableName: 'users',
schema: 'archive'
}, 'currency', {
type: DataTypes.FLOAT
});
}).then(() => {
return this.queryInterface.describeTable({
tableName: 'users',
schema: 'archive'
});
}).then(table => {
if (dialect === 'postgres' || dialect === 'postgres-native') {
expect(table.currency.type).to.equal('DOUBLE PRECISION');
} else {
expect(table.currency.type).to.equal('FLOAT');
}
});
});
});
it('should change columns', function() {
return this.queryInterface.createTable({
tableName: 'users'
}, {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
},
currency: DataTypes.INTEGER
}).then(() => {
return this.queryInterface.changeColumn('users', 'currency', {
type: DataTypes.FLOAT,
allowNull: true
});
}).then(() => {
return this.queryInterface.describeTable({
tableName: 'users'
});
}).then(table => {
if (dialect === 'postgres' || dialect === 'postgres-native') {
expect(table.currency.type).to.equal('DOUBLE PRECISION');
} else {
expect(table.currency.type).to.equal('FLOAT');
}
});
});
// MSSQL doesn't support using a modified column in a check constraint.
// https://docs.microsoft.com/en-us/sql/t-sql/statements/alter-table-transact-sql
if (dialect !== 'mssql') {
it('should work with enums', function() {
return this.queryInterface.createTable({
tableName: 'users'
}, {
firstName: DataTypes.STRING
}).then(() => {
return this.queryInterface.changeColumn('users', 'firstName', {
type: DataTypes.ENUM(['value1', 'value2', 'value3'])
});
});
});
it('should work with enums with schemas', function() {
return this.sequelize.createSchema('archive').then(() => {
return this.queryInterface.createTable({
tableName: 'users',
schema: 'archive'
}, {
firstName: DataTypes.STRING
});
}).then(() => {
return this.queryInterface.changeColumn({
tableName: 'users',
schema: 'archive'
}, 'firstName', {
type: DataTypes.ENUM(['value1', 'value2', 'value3'])
});
});
});
}
//SQlite navitely doesnt support ALTER Foreign key
if (dialect !== 'sqlite') {
describe('should support foreign keys', () => {
beforeEach(function() {
return this.queryInterface.createTable('users', {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
},
level_id: {
type: DataTypes.INTEGER,
allowNull: false
}
}).then(() => {
return this.queryInterface.createTable('level', {
id: {
type: DataTypes.INTEGER,
primaryKey: true,
autoIncrement: true
}
});
});
});
it('able to change column to foreign key', function() {
return this.queryInterface.getForeignKeyReferencesForTable('users').then( foreignKeys => {
expect(foreignKeys).to.be.an('array');
expect(foreignKeys).to.be.empty;
return this.queryInterface.changeColumn('users', 'level_id', {
type: DataTypes.INTEGER,
references: {
model: 'level',
key: 'id'
},
onUpdate: 'cascade',
onDelete: 'cascade'
});
}).then(() => {
return this.queryInterface.getForeignKeyReferencesForTable('users');
}).then(newForeignKeys => {
expect(newForeignKeys).to.be.an('array');
expect(newForeignKeys).to.have.lengthOf(1);
expect(newForeignKeys[0].columnName).to.be.equal('level_id');
});
});
it('able to change column property without affecting other properties', function() {
let firstTable, firstForeignKeys;
// 1. look for users table information
// 2. change column level_id on users to have a Foreign Key
// 3. look for users table Foreign Keys information
// 4. change column level_id AGAIN to allow null values
// 5. look for new foreign keys information
// 6. look for new table structure information
// 7. compare foreign keys and tables(before and after the changes)
return this.queryInterface.describeTable({
tableName: 'users'
}).then( describedTable => {
firstTable = describedTable;
return this.queryInterface.changeColumn('users', 'level_id', {
type: DataTypes.INTEGER,
references: {
model: 'level',
key: 'id'
},
onUpdate: 'cascade',
onDelete: 'cascade'
});
}).then( () => {
return this.queryInterface.getForeignKeyReferencesForTable('users');
}).then( keys => {
firstForeignKeys = keys;
return this.queryInterface.changeColumn('users', 'level_id', {
type: DataTypes.INTEGER,
allowNull: true
});
}).then( () => {
return this.queryInterface.getForeignKeyReferencesForTable('users');
}).then( newForeignKeys => {
expect(firstForeignKeys.length).to.be.equal(newForeignKeys.length);
expect(firstForeignKeys[0].columnName).to.be.equal('level_id');
expect(firstForeignKeys[0].columnName).to.be.equal(newForeignKeys[0].columnName);
return this.queryInterface.describeTable({
tableName: 'users'
});
}).then( describedTable => {
expect(describedTable.level_id).to.have.property('allowNull');
expect(describedTable.level_id.allowNull).to.not.equal(firstTable.level_id.allowNull);
expect(describedTable.level_id.allowNull).to.be.equal(true);
});
});
});
}
});
});