不要怂,就是干,撸起袖子干!

query-generator.test.js 12.7 KB
var chai      = require('chai')
  , expect    = chai.expect
  , Support   = require(__dirname + '/../support')
  , DataTypes = require(__dirname + "/../../lib/data-types")
  , dialect   = Support.getTestDialect()
  , util      = require("util")
  , _         = require('lodash')
  , moment    = require('moment')
  , QueryGenerator = require("../../lib/dialects/sqlite/query-generator")

chai.Assertion.includeStack = true

if (dialect === 'sqlite') {
  describe('[SQLITE Specific] QueryGenerator', function() {
    beforeEach(function(done) {
      this.User = this.sequelize.define('User', {
        username: DataTypes.STRING
      })
      this.User.sync({ force: true }).success(function() {
        done()
      })
    })

    var suites = {
      attributesToSQL: [
        {
          arguments: [{id: 'INTEGER'}],
          expectation: {id: 'INTEGER'}
        },
        {
          arguments: [{id: 'INTEGER', foo: 'VARCHAR(255)'}],
          expectation: {id: 'INTEGER', foo: 'VARCHAR(255)'}
        },
        {
          arguments: [{id: {type: 'INTEGER'}}],
          expectation: {id: 'INTEGER'}
        },
        {
          arguments: [{id: {type: 'INTEGER', allowNull: false}}],
          expectation: {id: 'INTEGER NOT NULL'}
        },
        {
          arguments: [{id: {type: 'INTEGER', allowNull: true}}],
          expectation: {id: 'INTEGER'}
        },
        {
          arguments: [{id: {type: 'INTEGER', primaryKey: true, autoIncrement: true}}],
          expectation: {id: 'INTEGER PRIMARY KEY AUTOINCREMENT'}
        },
        {
          arguments: [{id: {type: 'INTEGER', defaultValue: 0}}],
          expectation: {id: 'INTEGER DEFAULT 0'}
        },
        {
          arguments: [{id: {type: 'INTEGER', unique: true}}],
          expectation: {id: 'INTEGER UNIQUE'}
        },
        {
          arguments: [{id: {type: 'INTEGER', references: 'Bar'}}],
          expectation: {id: 'INTEGER REFERENCES `Bar` (`id`)'}
        },
        {
          arguments: [{id: {type: 'INTEGER', references: 'Bar', referencesKey: 'pk'}}],
          expectation: {id: 'INTEGER REFERENCES `Bar` (`pk`)'}
        },
        {
          arguments: [{id: {type: 'INTEGER', references: 'Bar', onDelete: 'CASCADE'}}],
          expectation: {id: 'INTEGER REFERENCES `Bar` (`id`) ON DELETE CASCADE'}
        },
        {
          arguments: [{id: {type: 'INTEGER', references: 'Bar', onUpdate: 'RESTRICT'}}],
          expectation: {id: 'INTEGER REFERENCES `Bar` (`id`) ON UPDATE RESTRICT'}
        },
        {
          arguments: [{id: {type: 'INTEGER', allowNull: false, defaultValue: 1, references: 'Bar', onDelete: 'CASCADE', onUpdate: 'RESTRICT'}}],
          expectation: {id: 'INTEGER NOT NULL DEFAULT 1 REFERENCES `Bar` (`id`) ON DELETE CASCADE ON UPDATE RESTRICT'}
        },
      ],

      createTableQuery: [
        {
          arguments: ['myTable', {data: "BLOB"}],
          expectation: "CREATE TABLE IF NOT EXISTS `myTable` (`data` BLOB);"
        },
        {
          arguments: ['myTable', {data: "LONGBLOB"}],
          expectation: "CREATE TABLE IF NOT EXISTS `myTable` (`data` LONGBLOB);"
        },
        {
          arguments: ['myTable', {title: 'VARCHAR(255)', name: 'VARCHAR(255)'}],
          expectation: "CREATE TABLE IF NOT EXISTS `myTable` (`title` VARCHAR(255), `name` VARCHAR(255));"
        },
        {
          arguments: ['myTable', {title: 'ENUM("A", "B", "C")', name: 'VARCHAR(255)'}],
          expectation: "CREATE TABLE IF NOT EXISTS `myTable` (`title` ENUM(\"A\", \"B\", \"C\"), `name` VARCHAR(255));"
        },
        {
          arguments: ['myTable', {title: 'VARCHAR(255)', name: 'VARCHAR(255)', id: 'INTEGER PRIMARY KEY'}],
          expectation: "CREATE TABLE IF NOT EXISTS `myTable` (`title` VARCHAR(255), `name` VARCHAR(255), `id` INTEGER PRIMARY KEY);"
        },
        {
          arguments: ['myTable', {title: 'VARCHAR(255)', name: 'VARCHAR(255)', otherId: 'INTEGER REFERENCES `otherTable` (`id`) ON DELETE CASCADE ON UPDATE NO ACTION'}],
          expectation: "CREATE TABLE IF NOT EXISTS `myTable` (`title` VARCHAR(255), `name` VARCHAR(255), `otherId` INTEGER REFERENCES `otherTable` (`id`) ON DELETE CASCADE ON UPDATE NO ACTION);"
        }
      ],

      insertQuery: [
        {
          arguments: ['myTable', { name: 'foo' }],
          expectation: "INSERT INTO `myTable` (`name`) VALUES ('foo');"
        }, {
          arguments: ['myTable', { name: "'bar'" }],
          expectation: "INSERT INTO `myTable` (`name`) VALUES ('''bar''');"
        }, {
          arguments: ['myTable', {data: new Buffer('Sequelize') }],
          expectation: "INSERT INTO `myTable` (`data`) VALUES (X'53657175656c697a65');"
        }, {
          arguments: ['myTable', { name: "bar", value: null }],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('bar',NULL);"
        }, {
          arguments: ['myTable', { name: "bar", value: undefined }],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('bar',NULL);"
        }, {
          arguments: ['myTable', {name: 'foo', birthday: moment("2011-03-27 10:01:55 +0000", "YYYY-MM-DD HH:mm:ss Z").toDate()}],
          expectation: "INSERT INTO `myTable` (`name`,`birthday`) VALUES ('foo','2011-03-27 10:01:55');"
        }, {
          arguments: ['myTable', { name: "foo", value: true }],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('foo',1);"
        }, {
          arguments: ['myTable', { name: "foo", value: false }],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('foo',0);"
        }, {
          arguments: ['myTable', {name: 'foo', foo: 1, nullValue: null}],
          expectation: "INSERT INTO `myTable` (`name`,`foo`,`nullValue`) VALUES ('foo',1,NULL);"
        }, {
          arguments: ['myTable', {name: 'foo', foo: 1, nullValue: null}],
          expectation: "INSERT INTO `myTable` (`name`,`foo`,`nullValue`) VALUES ('foo',1,NULL);",
          context: {options: {omitNull: false}}
        }, {
          arguments: ['myTable', {name: 'foo', foo: 1, nullValue: null}],
          expectation: "INSERT INTO `myTable` (`name`,`foo`) VALUES ('foo',1);",
          context: {options: {omitNull: true}}
        }, {
          arguments: ['myTable', {name: 'foo', foo: 1, nullValue: undefined}],
          expectation: "INSERT INTO `myTable` (`name`,`foo`) VALUES ('foo',1);",
          context: {options: {omitNull: true}}
        }
      ],

      bulkInsertQuery: [
        {
          arguments: ['myTable', [{name: 'foo'}, {name: 'bar'}]],
          expectation: "INSERT INTO `myTable` (`name`) VALUES ('foo'),('bar');"
        }, {
          arguments: ['myTable', [{name: "'bar'"}, {name: 'foo'}]],
          expectation: "INSERT INTO `myTable` (`name`) VALUES ('''bar'''),('foo');"
        }, {
          arguments: ['myTable', [{name: 'foo', birthday: moment("2011-03-27 10:01:55 +0000", "YYYY-MM-DD HH:mm:ss Z").toDate()}, {name: 'bar', birthday: moment("2012-03-27 10:01:55 +0000", "YYYY-MM-DD HH:mm:ss Z").toDate()}]],
          expectation: "INSERT INTO `myTable` (`name`,`birthday`) VALUES ('foo','2011-03-27 10:01:55'),('bar','2012-03-27 10:01:55');"
        }, {
          arguments: ['myTable', [{name: "bar", value: null}, {name: 'foo', value: 1}]],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('bar',NULL),('foo',1);"
        }, {
          arguments: ['myTable', [{name: "bar", value: undefined}, {name: 'bar', value: 2}]],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('bar',NULL),('bar',2);"
        }, {
          arguments: ['myTable', [{name: "foo", value: true}, {name: 'bar', value: false}]],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('foo',1),('bar',0);"
        }, {
          arguments: ['myTable', [{name: "foo", value: false}, {name: 'bar', value: false}]],
          expectation: "INSERT INTO `myTable` (`name`,`value`) VALUES ('foo',0),('bar',0);"
        }, {
          arguments: ['myTable', [{name: 'foo', foo: 1, nullValue: null}, {name: 'bar', foo: 2, nullValue: null}]],
          expectation: "INSERT INTO `myTable` (`name`,`foo`,`nullValue`) VALUES ('foo',1,NULL),('bar',2,NULL);"
        }, {
          arguments: ['myTable', [{name: 'foo', foo: 1, nullValue: null}, {name: 'bar', foo: 2, nullValue: null}]],
          expectation: "INSERT INTO `myTable` (`name`,`foo`,`nullValue`) VALUES ('foo',1,NULL),('bar',2,NULL);",
          context: {options: {omitNull: false}}
        }, {
          arguments: ['myTable', [{name: 'foo', foo: 1, nullValue: null}, {name: 'bar', foo: 2, nullValue: null}]],
          expectation: "INSERT INTO `myTable` (`name`,`foo`,`nullValue`) VALUES ('foo',1,NULL),('bar',2,NULL);",
          context: {options: {omitNull: true}} // Note: We don't honour this because it makes little sense when some rows may have nulls and others not
        }, {
          arguments: ['myTable', [{name: 'foo', foo: 1, nullValue: null}, {name: 'bar', foo: 2, nullValue: null}]],
          expectation: "INSERT INTO `myTable` (`name`,`foo`,`nullValue`) VALUES ('foo',1,NULL),('bar',2,NULL);",
          context: {options: {omitNull: true}} // Note: As above
        }
      ],

      updateQuery: [
        {
          arguments: ['myTable', {name: 'foo', birthday: moment("2011-03-27 10:01:55 +0000", "YYYY-MM-DD HH:mm:ss Z").toDate()}, {id: 2}],
          expectation: "UPDATE `myTable` SET `name`='foo',`birthday`='2011-03-27 10:01:55' WHERE `id`=2"
        }, {
          arguments: ['myTable', {name: 'foo', birthday: moment("2011-03-27 10:01:55 +0000", "YYYY-MM-DD HH:mm:ss Z").toDate()}, 2],
          expectation: "UPDATE `myTable` SET `name`='foo',`birthday`='2011-03-27 10:01:55' WHERE `id`=2"
        }, {
          arguments: ['myTable', { name: 'foo' }, { id: 2 }],
          expectation: "UPDATE `myTable` SET `name`='foo' WHERE `id`=2"
        }, {
          arguments: ['myTable', { name: "'bar'" }, { id: 2 }],
          expectation: "UPDATE `myTable` SET `name`='''bar''' WHERE `id`=2"
        }, {
          arguments: ['myTable', { name: 'bar', value: null }, { id: 2 }],
          expectation: "UPDATE `myTable` SET `name`='bar',`value`=NULL WHERE `id`=2"
        }, {
          arguments: ['myTable', { name: 'bar', value: undefined }, { id: 2 }],
          expectation: "UPDATE `myTable` SET `name`='bar',`value`=NULL WHERE `id`=2"
        }, {
          arguments: ['myTable', { flag: true }, { id: 2 }],
          expectation: "UPDATE `myTable` SET `flag`=1 WHERE `id`=2"
        }, {
          arguments: ['myTable', { flag: false }, { id: 2 }],
          expectation: "UPDATE `myTable` SET `flag`=0 WHERE `id`=2"
        }, {
          arguments: ['myTable', {bar: 2, nullValue: null}, {name: 'foo'}],
          expectation: "UPDATE `myTable` SET `bar`=2,`nullValue`=NULL WHERE `name`='foo'"
        }, {
          arguments: ['myTable', {bar: 2, nullValue: null}, {name: 'foo'}],
          expectation: "UPDATE `myTable` SET `bar`=2,`nullValue`=NULL WHERE `name`='foo'",
          context: {options: {omitNull: false}}
        }, {
          arguments: ['myTable', {bar: 2, nullValue: null}, {name: 'foo'}],
          expectation: "UPDATE `myTable` SET `bar`=2 WHERE `name`='foo'",
          context: {options: {omitNull: true}}
        }
      ],

      deleteQuery: [
        {
          arguments: ['myTable', {name: 'foo'}],
          expectation: "DELETE FROM `myTable` WHERE `name`='foo'"
        }, {
          arguments: ['myTable', 1],
          expectation: "DELETE FROM `myTable` WHERE `id`=1"
        }, {
          arguments: ['myTable', 1, {truncate: true}],
          expectation: "DELETE FROM `myTable` WHERE `id`=1"
        }, {
          arguments: ['myTable', 1, {limit: 10}],
          expectation: "DELETE FROM `myTable` WHERE `id`=1"
        }, {
          arguments: ['myTable', {name: "foo';DROP TABLE myTable;"}, {limit: 10}],
          expectation: "DELETE FROM `myTable` WHERE `name`='foo'';DROP TABLE myTable;'"
        }, {
          arguments: ['myTable', {name: 'foo'}, {limit: null}],
          expectation: "DELETE FROM `myTable` WHERE `name`='foo'"
        }
      ]
    }


    _.each(suites, function(tests, suiteTitle) {
      describe(suiteTitle, function() {
        tests.forEach(function(test) {
          var title = test.title || 'SQLite correctly returns ' + test.expectation + ' for ' + util.inspect(test.arguments)
          it(title, function(done) {
            // Options would normally be set by the query interface that instantiates the query-generator, but here we specify it explicitly
            var context = test.context || {options: {}};
            QueryGenerator.options = context.options
            var conditions = QueryGenerator[suiteTitle].apply(QueryGenerator, test.arguments)
            expect(conditions).to.deep.equal(test.expectation)
            done()
          })
        })
      })
    })
  })
}