1 files changed, 290 insertions, 0 deletions
diff --git a/v_windows/v/old/vlib/orm/orm_test.v b/v_windows/v/old/vlib/orm/orm_test.v
new file mode 100644
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+++ b/v_windows/v/old/vlib/orm/orm_test.v
@@ -0,0 +1,290 @@
+// import os
+// import pg
+// import term
+import sqlite
+
+struct Module {
+	id           int    [primary; sql: serial]
+	name         string
+	nr_downloads int
+	user         User
+}
+
+[table: 'userlist']
+struct User {
+	id             int    [primary; sql: serial]
+	age            int
+	name           string [sql: 'username']
+	is_customer    bool
+	skipped_string string [skip]
+}
+
+struct Foo {
+	age int
+}
+
+fn test_orm_sqlite() {
+	db := sqlite.connect(':memory:') or { panic(err) }
+	db.exec('drop table if exists User')
+	sql db {
+		create table User
+	}
+
+	name := 'Peter'
+
+	sam := User{
+		age: 29
+		name: 'Sam'
+	}
+
+	peter := User{
+		age: 31
+		name: 'Peter'
+	}
+
+	k := User{
+		age: 30
+		name: 'Kate'
+		is_customer: true
+	}
+
+	sql db {
+		insert sam into User
+		insert peter into User
+		insert k into User
+	}
+
+	c := sql db {
+		select count from User where id != 1
+	}
+	assert c == 2
+
+	nr_all_users := sql db {
+		select count from User
+	}
+	assert nr_all_users == 3
+	println('nr_all_users=$nr_all_users')
+	//
+	nr_users1 := sql db {
+		select count from User where id == 1
+	}
+	assert nr_users1 == 1
+	println('nr_users1=$nr_users1')
+	//
+	nr_peters := sql db {
+		select count from User where id == 2 && name == 'Peter'
+	}
+	assert nr_peters == 1
+	println('nr_peters=$nr_peters')
+	//
+	nr_peters2 := sql db {
+		select count from User where id == 2 && name == name
+	}
+	assert nr_peters2 == 1
+	nr_peters3 := sql db {
+		select count from User where name == name
+	}
+	assert nr_peters3 == 1
+	peters := sql db {
+		select from User where name == name
+	}
+	assert peters.len == 1
+	assert peters[0].name == 'Peter'
+	one_peter := sql db {
+		select from User where name == name limit 1
+	}
+	assert one_peter.name == 'Peter'
+	assert one_peter.id == 2
+	//
+	user := sql db {
+		select from User where id == 1
+	}
+	println(user)
+	assert user.name == 'Sam'
+	assert user.id == 1
+	assert user.age == 29
+	//
+	users := sql db {
+		select from User where id > 0
+	}
+	println(users)
+	assert users.len == 3
+	assert users[0].name == 'Sam'
+	assert users[1].name == 'Peter'
+	assert users[1].age == 31
+	//
+	users2 := sql db {
+		select from User where id < 0
+	}
+	println(users2)
+	assert users2.len == 0
+	//
+	users3 := sql db {
+		select from User where age == 29 || age == 31
+	}
+	println(users3)
+	assert users3.len == 2
+	assert users3[0].age == 29
+	assert users3[1].age == 31
+	//
+	missing_user := sql db {
+		select from User where id == 8777
+	}
+	println('missing_user:')
+	println(missing_user) // zero struct
+	//
+	new_user := User{
+		name: 'New user'
+		age: 30
+	}
+	sql db {
+		insert new_user into User
+	}
+
+	// db.insert<User>(user2)
+	x := sql db {
+		select from User where id == 4
+	}
+	println(x)
+	assert x.age == 30
+	assert x.id == 4
+	assert x.name == 'New user'
+	//
+	kate := sql db {
+		select from User where id == 3
+	}
+	assert kate.is_customer == true
+	//
+	customer := sql db {
+		select from User where is_customer == true limit 1
+	}
+	assert customer.is_customer == true
+	assert customer.name == 'Kate'
+	//
+	sql db {
+		update User set age = 31 where name == 'Kate'
+	}
+
+	kate2 := sql db {
+		select from User where id == 3
+	}
+	assert kate2.age == 31
+	assert kate2.name == 'Kate'
+	//
+	sql db {
+		update User set age = 32, name = 'Kate N' where name == 'Kate'
+	}
+
+	mut kate3 := sql db {
+		select from User where id == 3
+	}
+	assert kate3.age == 32
+	assert kate3.name == 'Kate N'
+	//
+	/*
+	sql db {
+		update User set age = age + 1, name = 'Kate N' where name == 'Kate'
+	}
+	kate3 = sql db {
+		select from User where id == 3
+	}
+	println(kate3)
+	assert kate3.age == 32
+	assert kate3.name == 'Kate N'
+	*/
+	new_age := 33
+	sql db {
+		update User set age = new_age, name = 'Kate N' where id == 3
+	}
+
+	kate3 = sql db {
+		select from User where id == 3
+	}
+	assert kate3.age == 33
+	assert kate3.name == 'Kate N'
+	//
+	foo := Foo{34}
+	sql db {
+		update User set age = foo.age, name = 'Kate N' where id == 3
+	}
+
+	kate3 = sql db {
+		select from User where id == 3
+	}
+	assert kate3.age == 34
+	assert kate3.name == 'Kate N'
+	//
+	no_user := sql db {
+		select from User where id == 30
+	}
+	assert no_user.name == '' // TODO optional
+	assert no_user.age == 0
+	//
+	two_users := sql db {
+		select from User limit 2
+	}
+	assert two_users.len == 2
+	assert two_users[0].id == 1
+	//
+	y := sql db {
+		select from User limit 2 offset 1
+	}
+	assert y.len == 2
+	assert y[0].id == 2
+	//
+	offset_const := 2
+	z := sql db {
+		select from User limit 2 offset offset_const
+	}
+	assert z.len == 2
+	assert z[0].id == 3
+	oldest := sql db {
+		select from User order by age desc limit 1
+	}
+	assert oldest.age == 34
+	offs := 1
+	second_oldest := sql db {
+		select from User order by age desc limit 1 offset offs
+	}
+	assert second_oldest.age == 31
+	sql db {
+		delete from User where age == 34
+	}
+
+	updated_oldest := sql db {
+		select from User order by age desc limit 1
+	}
+	assert updated_oldest.age == 31
+
+	db.exec('insert into User (name, age) values (NULL, 31)')
+	null_user := sql db {
+		select from User where id == 5
+	}
+	assert null_user.name == ''
+
+	age_test := sql db {
+		select from User where id == 1
+	}
+
+	assert age_test.age == 29
+
+	sql db {
+		update User set age = age + 1 where id == 1
+	}
+
+	mut first := sql db {
+		select from User where id == 1
+	}
+
+	assert first.age == 30
+
+	sql db {
+		update User set age = age * 2 where id == 1
+	}
+
+	first = sql db {
+		select from User where id == 1
+	}
+
+	assert first.age == 60
+}