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93 lines
2.1 KiB
V
93 lines
2.1 KiB
V
import sqlite
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type Connection = sqlite.DB
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struct User {
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pub:
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id int [primary; sql: serial]
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name string
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}
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type Content = []u8 | string
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struct Host {
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pub:
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db Connection
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}
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fn (back Host) get_users() []User {
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return []
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}
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fn create_host(db Connection) Host {
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sql db {
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create table User
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}
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return Host{
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db: db
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}
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}
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fn test_sqlite() {
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$if !linux {
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return
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}
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mut db := sqlite.connect(':memory:') or { panic(err) }
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assert db.is_open
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db.exec('drop table if exists users')
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db.exec("create table users (id integer primary key, name text default '');")
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db.exec("insert into users (name) values ('Sam')")
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assert db.last_insert_rowid() == 1
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assert db.get_affected_rows_count() == 1
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db.exec("insert into users (name) values ('Peter')")
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assert db.last_insert_rowid() == 2
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db.exec("insert into users (name) values ('Kate')")
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assert db.last_insert_rowid() == 3
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nr_users := db.q_int('select count(*) from users')
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assert nr_users == 3
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name := db.q_string('select name from users where id = 1')
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assert name == 'Sam'
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// this insert will be rejected due to duplicated id
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db.exec("insert into users (id,name) values (1,'Sam')")
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assert db.get_affected_rows_count() == 0
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users, mut code := db.exec('select * from users')
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assert users.len == 3
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assert code == 101
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code = db.exec_none('vacuum')
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assert code == 101
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user := db.exec_one('select * from users where id = 3') or { panic(err) }
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println(user)
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assert user.vals.len == 2
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db.exec("update users set name='zzzz' where name='qqqq'")
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assert db.get_affected_rows_count() == 0
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db.exec("update users set name='Peter1' where name='Peter'")
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assert db.get_affected_rows_count() == 1
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db.exec("delete from users where name='qqqq'")
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assert db.get_affected_rows_count() == 0
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db.exec("delete from users where name='Sam'")
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assert db.get_affected_rows_count() == 1
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db.close() or { panic(err) }
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assert !db.is_open
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}
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fn test_can_access_sqlite_result_consts() {
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assert sqlite.sqlite_ok == 0
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assert sqlite.sqlite_error == 1
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// assert sqlite.misuse == 21
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assert sqlite.sqlite_row == 100
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assert sqlite.sqlite_done == 101
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}
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fn test_alias_db() {
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create_host(sqlite.connect(':memory:')!)
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assert true
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}
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