knex/test/unit/dialects/sqlite3.js

// global it, describe, expect

'use strict';
const _ = require('lodash');
const expect = require('chai').expect;
const DDL = require('../../../lib/dialects/sqlite3/schema/ddl');

describe('Unit: Sqlite3 - renameColumn', function() {
  it('[backwards compatible] can rename column with double quotes', function() {
    const client = sinon.stub();
    const tableCompiler = sinon.stub();
    const pragma = sinon.stub();
    const connection = sinon.stub();
    const ddl = new DDL(client, tableCompiler, pragma, connection);

    const sql =
      'CREATE TABLE "accounts" ("id" varchar(24) not null primary key, "about" varchar(24))';

    const newSql = ddl._doReplace(sql, '`about`', '`about_me`');
    newSql.should.eql(
      'CREATE TABLE "accounts" ("id" varchar(24) not null primary key, "about_me" varchar(24))'
    );
  });

  it('[backwards compatible] can rename column with double quotes', function() {
    const client = sinon.stub();
    const tableCompiler = sinon.stub();
    const pragma = sinon.stub();
    const connection = sinon.stub();
    const ddl = new DDL(client, tableCompiler, pragma, connection);

    const sql =
      'CREATE TABLE "accounts" ("id" varchar(24) not null primary key, "about" varchar(24))';

    const newSql = ddl._doReplace(sql, '"about"', '"about_me"');
    newSql.should.eql(
      'CREATE TABLE "accounts" ("id" varchar(24) not null primary key, "about_me" varchar(24))'
    );
  });

  it('[backwards compatible] can rename column with double quotes', function() {
    const client = sinon.stub();
    const tableCompiler = sinon.stub();
    const pragma = sinon.stub();
    const connection = sinon.stub();
    const ddl = new DDL(client, tableCompiler, pragma, connection);

    const sql =
      'CREATE TABLE "accounts" ("id" varchar(24) not null primary key, "about" varchar(24))';

    const newSql = ddl._doReplace(sql, '"about"', '`about_me`');
    newSql.should.eql(
      'CREATE TABLE "accounts" ("id" varchar(24) not null primary key, "about_me" varchar(24))'
    );
  });

  it('can rename column with back sticks', function() {
    const client = sinon.stub();
    const tableCompiler = sinon.stub();
    const pragma = sinon.stub();
    const connection = sinon.stub();
    const ddl = new DDL(client, tableCompiler, pragma, connection);

    const sql =
      'CREATE TABLE `accounts` (`id` varchar(24) not null primary key, `about` varchar(24))';

    const newSql = ddl._doReplace(sql, '`about`', '`about_me`');
    newSql.should.eql(
      'CREATE TABLE `accounts` (`id` varchar(24) not null primary key, `about_me` varchar(24))'
    );
  });
});