delete.test.js
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'use strict';
const Support = require(__dirname + '/../support'),
QueryTypes = require('../../../lib/query-types'),
util = require('util'),
_ = require('lodash'),
expectsql = Support.expectsql,
current = Support.sequelize,
Sequelize = Support.Sequelize,
sql = current.dialect.QueryGenerator;
// Notice: [] will be replaced by dialect specific tick/quote character when there is not dialect specific expectation but only a default expectation
suite(Support.getTestDialectTeaser('SQL'), () => {
suite('delete', () => {
const User = current.define('test_user', {}, {
timestamps: false,
schema: 'public'
});
suite('truncate #4306', () => {
const options = {
table: User.getTableName(),
where: {},
truncate: true,
cascade: true,
limit: 10,
type: QueryTypes.BULKDELETE
};
test(util.inspect(options, {depth: 2}), () => {
return expectsql(
sql.truncateTableQuery(
options.table,
options
), {
postgres: 'TRUNCATE "public"."test_users" CASCADE',
mssql: 'TRUNCATE TABLE [public].[test_users]',
mysql: 'TRUNCATE `public.test_users`',
sqlite: 'DELETE FROM `public.test_users`'
}
);
});
});
suite('truncate with cascade and restartIdentity', () => {
const options = {
table: User.getTableName(),
where: {},
truncate: true,
cascade: true,
restartIdentity: true,
limit: 10,
type: QueryTypes.BULKDELETE
};
test(util.inspect(options, {depth: 2}), () => {
return expectsql(
sql.truncateTableQuery(
options.table,
options
), {
postgres: 'TRUNCATE "public"."test_users" RESTART IDENTITY CASCADE',
mssql: 'TRUNCATE TABLE [public].[test_users]',
mysql: 'TRUNCATE `public.test_users`',
sqlite: 'DELETE FROM `public.test_users`'
}
);
});
});
suite('delete without limit', () => {
const options = {
table: User.getTableName(),
where: {name: 'foo' },
limit: null,
type: QueryTypes.BULKDELETE
};
test(util.inspect(options, {depth: 2}), () => {
return expectsql(
sql.deleteQuery(
options.table,
options.where,
options,
User
), {
default: "DELETE FROM [public.test_users] WHERE `name` = 'foo'",
postgres: 'DELETE FROM "public"."test_users" WHERE "name" = \'foo\'',
sqlite: "DELETE FROM `public.test_users` WHERE `name` = 'foo'",
mssql: "DELETE FROM [public].[test_users] WHERE [name] = N'foo'; SELECT @@ROWCOUNT AS AFFECTEDROWS;"
}
);
});
});
suite('delete with limit', () => {
const options = {
table: User.getTableName(),
where: {name: "foo';DROP TABLE mySchema.myTable;"},
limit: 10,
type: QueryTypes.BULKDELETE
};
test(util.inspect(options, {depth: 2}), () => {
return expectsql(
sql.deleteQuery(
options.table,
options.where,
options,
User
), {
postgres: 'DELETE FROM "public"."test_users" WHERE "id" IN (SELECT "id" FROM "public"."test_users" WHERE "name" = \'foo\'\';DROP TABLE mySchema.myTable;\' LIMIT 10)',
sqlite: "DELETE FROM `public.test_users` WHERE rowid IN (SELECT rowid FROM `public.test_users` WHERE `name` = \'foo\'\';DROP TABLE mySchema.myTable;\' LIMIT 10)",
mssql: "DELETE TOP(10) FROM [public].[test_users] WHERE [name] = N'foo'';DROP TABLE mySchema.myTable;'; SELECT @@ROWCOUNT AS AFFECTEDROWS;",
default: "DELETE FROM [public.test_users] WHERE `name` = 'foo\\';DROP TABLE mySchema.myTable;' LIMIT 10"
}
);
});
});
suite('delete with limit and without model', () => {
const options = {
table: User.getTableName(),
where: {name: "foo';DROP TABLE mySchema.myTable;"},
limit: 10,
type: QueryTypes.BULKDELETE
};
test(util.inspect(options, {depth: 2}), () => {
let query;
try {
query = sql.deleteQuery(
options.table,
options.where,
options,
null
);
} catch (err) {
query = err;
}
return expectsql(
query, {
postgres: new Error('Cannot LIMIT delete without a model.'),
sqlite: "DELETE FROM `public.test_users` WHERE rowid IN (SELECT rowid FROM `public.test_users` WHERE `name` = 'foo'';DROP TABLE mySchema.myTable;' LIMIT 10)",
mssql: "DELETE TOP(10) FROM [public].[test_users] WHERE [name] = N'foo'';DROP TABLE mySchema.myTable;'; SELECT @@ROWCOUNT AS AFFECTEDROWS;",
default: "DELETE FROM [public.test_users] WHERE `name` = 'foo\\';DROP TABLE mySchema.myTable;' LIMIT 10"
}
);
});
});
suite('delete when the primary key has a different field name', () => {
const User = current.define('test_user', {
id: {
type: Sequelize.INTEGER,
primaryKey: true,
field: 'test_user_id'
}
}, {
timestamps: false,
schema: 'public'
});
const options = {
table: 'test_user',
where: { 'test_user_id': 100 },
type: QueryTypes.BULKDELETE
};
test(util.inspect(options, {depth: 2}), () => {
return expectsql(
sql.deleteQuery(
options.table,
options.where,
options,
User
), {
postgres: 'DELETE FROM "test_user" WHERE "test_user_id" = 100',
sqlite: 'DELETE FROM `test_user` WHERE `test_user_id` = 100',
mssql: 'DELETE FROM [test_user] WHERE [test_user_id] = 100; SELECT @@ROWCOUNT AS AFFECTEDROWS;',
default: 'DELETE FROM [test_user] WHERE [test_user_id] = 100'
}
);
});
});
suite('delete with undefined parameter in where', () => {
const options = {
table: User.getTableName(),
type: QueryTypes.BULKDELETE,
where: {name: undefined },
limit: null
};
test(util.inspect(options, {depth: 2}), () => {
const sqlOrError = _.attempt(
sql.deleteQuery.bind(sql),
options.table,
options.where,
options,
User
);
return expectsql(sqlOrError, {
default: new Error('WHERE parameter "name" of BULKDELETE query has value of undefined')
});
});
});
});
});