pg-to-dbml/src/funcs/getColumnDefault.spec.js

CLI tool to scan your postgres database, and output DBML.

const getColumnDefault = require('./getColumnDefault');

describe('getColumnDefault()', () => {
  it(`returns '' if '::' is in the default value string.`, () => {
    const response = getColumnDefault('nextval(some.sequence.id)::regclass', 'number');
    expect(response).toEqual('');
  });

  it(`returns '' (single quotes) around the default value, if type is 'varchar', 'character', 'char', 'text', or 'timestamp'`, () => {
    const response = getColumnDefault('some string text', 'varchar');
    expect(response).toEqual(`default: 'some string text'`);
  });

  it(`does not return '' (single quotes) around default values for non-string or non-date types`, () => {
    const response = getColumnDefault('false', 'boolean');
    expect(response).toEqual('default: false');
  });
});