mirror of
https://github.com/lana-k/sqliteviz.git
synced 2025-12-06 18:18:53 +08:00
114 lines
3.5 KiB
JavaScript
114 lines
3.5 KiB
JavaScript
import chai from 'chai'
|
|
import chaiAsPromised from 'chai-as-promised'
|
|
import initSqlJs from 'sql.js'
|
|
import database from '@/database.js'
|
|
chai.use(chaiAsPromised)
|
|
const expect = chai.expect
|
|
chai.should()
|
|
|
|
const db = database.getNewDatabase()
|
|
const getSQL = initSqlJs()
|
|
|
|
describe('database.js', () => {
|
|
it('creates schema', async () => {
|
|
const SQL = await getSQL
|
|
const tempDb = new SQL.Database()
|
|
tempDb.run(`CREATE TABLE test (
|
|
col1,
|
|
col2 integer,
|
|
col3 decimal(5,2),
|
|
col4 varchar(30)
|
|
)`)
|
|
|
|
const data = tempDb.export()
|
|
const buffer = new Blob([data])
|
|
|
|
const { schema } = await db.loadDb(buffer)
|
|
expect(schema).to.have.lengthOf(1)
|
|
expect(schema[0].name).to.equal('test')
|
|
expect(schema[0].columns[0].name).to.equal('col1')
|
|
expect(schema[0].columns[0].type).to.equal('N/A')
|
|
expect(schema[0].columns[1].name).to.equal('col2')
|
|
expect(schema[0].columns[1].type).to.equal('integer')
|
|
expect(schema[0].columns[2].name).to.equal('col3')
|
|
expect(schema[0].columns[2].type).to.equal('decimal(5, 2)')
|
|
expect(schema[0].columns[3].name).to.equal('col4')
|
|
expect(schema[0].columns[3].type).to.equal('varchar(30)')
|
|
})
|
|
|
|
it('creates schema with virtual table', async () => {
|
|
const SQL = await getSQL
|
|
const tempDb = new SQL.Database()
|
|
tempDb.run(`
|
|
CREATE VIRTUAL TABLE test_virtual USING fts4(
|
|
col1, col2,
|
|
notindexed=col1, notindexed=col2,
|
|
tokenize=unicode61 "tokenchars=.+#")
|
|
`)
|
|
|
|
const data = tempDb.export()
|
|
const buffer = new Blob([data])
|
|
|
|
const { schema } = await db.loadDb(buffer)
|
|
expect(schema[0].name).to.equal('test_virtual')
|
|
expect(schema[0].columns[0].name).to.equal('col1')
|
|
expect(schema[0].columns[0].type).to.equal('N/A')
|
|
expect(schema[0].columns[1].name).to.equal('col2')
|
|
expect(schema[0].columns[1].type).to.equal('N/A')
|
|
})
|
|
|
|
it('returns a query result', async () => {
|
|
const SQL = await getSQL
|
|
const tempDb = new SQL.Database()
|
|
tempDb.run(`
|
|
CREATE TABLE test (
|
|
id integer,
|
|
name varchar(100),
|
|
faculty varchar(100)
|
|
);
|
|
INSERT INTO test (id, name, faculty)
|
|
VALUES
|
|
( 1, 'Harry Potter', 'Griffindor'),
|
|
( 2, 'Draco Malfoy', 'Slytherin');
|
|
`)
|
|
|
|
const data = tempDb.export()
|
|
const buffer = new Blob([data])
|
|
|
|
await db.loadDb(buffer)
|
|
const result = await db.execute('SELECT * from test')
|
|
expect(result.columns).to.have.lengthOf(3)
|
|
expect(result.columns[0]).to.equal('id')
|
|
expect(result.columns[1]).to.equal('name')
|
|
expect(result.columns[2]).to.equal('faculty')
|
|
expect(result.values).to.have.lengthOf(2)
|
|
expect(result.values[0][0]).to.equal(1)
|
|
expect(result.values[0][1]).to.equal('Harry Potter')
|
|
expect(result.values[0][2]).to.equal('Griffindor')
|
|
expect(result.values[1][0]).to.equal(2)
|
|
expect(result.values[1][1]).to.equal('Draco Malfoy')
|
|
expect(result.values[1][2]).to.equal('Slytherin')
|
|
})
|
|
|
|
it('returns an error', async () => {
|
|
const SQL = await getSQL
|
|
const tempDb = new SQL.Database()
|
|
tempDb.run(`
|
|
CREATE TABLE test (
|
|
id integer,
|
|
name varchar(100),
|
|
faculty varchar(100)
|
|
);
|
|
INSERT INTO test (id, name, faculty)
|
|
VALUES
|
|
( 1, 'Harry Potter', 'Griffindor'),
|
|
( 2, 'Draco Malfoy', 'Slytherin');
|
|
`)
|
|
|
|
const data = tempDb.export()
|
|
const buffer = new Blob([data])
|
|
await db.loadDb(buffer)
|
|
await expect(db.execute('SELECT * from foo')).to.be.rejectedWith(/^no such table: foo$/)
|
|
})
|
|
})
|