camper/test/user.sql

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-- Test user
set client_min_messages to warning;
create extension if not exists pgtap;
reset client_min_messages;
begin;
Replace serial columns with ‘generated by default as identity’ I just found out that this is a feature introduced in PostgreSQL 10, back in 2017. Besides this being the standard way to define an “auto incremental column” introduced in SQL:2003[0], called “identity columns”, in PostgreSQL the new syntax has the following pros, according to [1]: * No need to explicitly grant usage on the generated sequence. * Can restart the sequence with only the name of the table and column; no need to know the sequence’s name. * An identity column has no default, and the sequence is better “linked” to the table, therefore you can not drop the default value but leave the sequence around, and, conversely, can not drop the sequence if the column is still defined. Due to this, PostgreSQL’s authors recommendation is to use identity columns instead of serial, unless there is the need for compatibility with PostgreSQL older than 10[2], which is not our case. According to PostgreSQL’s documentation[3], the identity column can be ‘GENERATED BY DEFAULT’ or ‘GENERATED ALWAYS’. In the latter case, it is not possible to give a user-specified value when inserting unless specifying ‘OVERRIDING SYSTEM VALUE’. I think this would make harder to write pgTAP tests, and the old behaviour of serial, which is equivalent to ‘GENERATED BY DEFAULT’, did not bring me any trouble so far. [0]: https://sigmodrecord.org/publications/sigmodRecord/0403/E.JimAndrew-standard.pdf [1]: https://www.2ndquadrant.com/en/blog/postgresql-10-identity-columns/ [2]: https://wiki.postgresql.org/wiki/Don't_Do_This#Don.27t_use_serial [3]: https://www.postgresql.org/docs/15/sql-createtable.html
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select plan(46);
set search_path to auth, public;
select has_table('user');
select has_pk('user');
select table_privs_are('user', 'guest', array []::text[]);
select table_privs_are('user', 'employee', array []::text[]);
select table_privs_are('user', 'admin', array []::text[]);
select table_privs_are('user', 'authenticator', array []::text[]);
select has_column('user', 'user_id');
select col_is_pk('user', 'user_id');
select col_type_is('user', 'user_id', 'integer');
select col_not_null('user', 'user_id');
Replace serial columns with ‘generated by default as identity’ I just found out that this is a feature introduced in PostgreSQL 10, back in 2017. Besides this being the standard way to define an “auto incremental column” introduced in SQL:2003[0], called “identity columns”, in PostgreSQL the new syntax has the following pros, according to [1]: * No need to explicitly grant usage on the generated sequence. * Can restart the sequence with only the name of the table and column; no need to know the sequence’s name. * An identity column has no default, and the sequence is better “linked” to the table, therefore you can not drop the default value but leave the sequence around, and, conversely, can not drop the sequence if the column is still defined. Due to this, PostgreSQL’s authors recommendation is to use identity columns instead of serial, unless there is the need for compatibility with PostgreSQL older than 10[2], which is not our case. According to PostgreSQL’s documentation[3], the identity column can be ‘GENERATED BY DEFAULT’ or ‘GENERATED ALWAYS’. In the latter case, it is not possible to give a user-specified value when inserting unless specifying ‘OVERRIDING SYSTEM VALUE’. I think this would make harder to write pgTAP tests, and the old behaviour of serial, which is equivalent to ‘GENERATED BY DEFAULT’, did not bring me any trouble so far. [0]: https://sigmodrecord.org/publications/sigmodRecord/0403/E.JimAndrew-standard.pdf [1]: https://www.2ndquadrant.com/en/blog/postgresql-10-identity-columns/ [2]: https://wiki.postgresql.org/wiki/Don't_Do_This#Don.27t_use_serial [3]: https://www.postgresql.org/docs/15/sql-createtable.html
2023-09-26 17:35:16 +00:00
select col_hasnt_default('user', 'user_id');
select has_column('user', 'email');
select col_is_unique('user', 'email');
select col_type_is('user', 'email', 'camper.email');
select col_not_null('user', 'email');
select col_hasnt_default('user', 'email');
select has_column('user', 'name');
select col_type_is('user', 'name', 'text');
select col_not_null('user', 'name');
select col_hasnt_default('user', 'name');
select has_column('user', 'password');
select col_type_is('user', 'password', 'text');
select col_not_null('user', 'password');
select col_hasnt_default('user', 'password');
select has_column('user', 'lang_tag');
select col_is_fk('user', 'lang_tag');
select fk_ok('user', 'lang_tag', 'language', 'lang_tag');
select col_type_is('user', 'lang_tag', 'text');
select col_not_null('user', 'lang_tag');
select col_has_default('user', 'lang_tag');
select col_default_is('user', 'lang_tag', 'und');
select has_column('user', 'cookie');
select col_type_is('user', 'cookie', 'text');
select col_not_null('user', 'cookie');
select col_has_default('user', 'cookie');
select col_default_is('user', 'cookie', '');
select has_column('user', 'cookie_expires_at');
select col_type_is('user', 'cookie_expires_at', 'timestamp with time zone');
select col_not_null('user', 'cookie_expires_at');
select col_has_default('user', 'cookie_expires_at');
select col_default_is('user', 'cookie_expires_at', '-infinity'::timestamp);
select has_column('user', 'created_at');
select col_type_is('user', 'created_at', 'timestamp with time zone');
select col_not_null('user', 'created_at');
select col_has_default('user', 'created_at');
select col_default_is('user', 'created_at', 'CURRENT_TIMESTAMP');
select *
from finish();
rollback;