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use crate::schema_reader::tests;
use crate::test_helpers;
use crate::test_helpers::TestHelper;
use crate::{
default, PostgresColumn, PostgresConstraint, PostgresDatabase, PostgresForeignKey,
PostgresForeignKeyColumn, PostgresForeignKeyReferencedColumn, PostgresIndex,
PostgresIndexColumnDirection, PostgresIndexKeyColumn, PostgresIndexNullsOrder,
PostgresIndexType, PostgresSchema, PostgresSequence, PostgresTable, ReferenceAction,
TimescaleSupport,
};
use elefant_test_macros::pg_test;
#[pg_test(arg(postgres = 12))]
#[pg_test(arg(postgres = 13))]
#[pg_test(arg(postgres = 14))]
#[pg_test(arg(postgres = 15))]
#[pg_test(arg(postgres = 16))]
#[pg_test(arg(timescale_db = 15))]
#[pg_test(arg(timescale_db = 16))]
async fn foreign_keys(helper: &TestHelper) {
tests::test_introspection(
helper,
r#"
create table items(
id serial primary key
);
create table users(
id serial primary key,
item_id int not null references items(id)
);
"#,
PostgresDatabase {
schemas: vec![PostgresSchema {
name: "public".to_string(),
tables: vec![
PostgresTable {
name: "items".to_string(),
columns: vec![PostgresColumn {
name: "id".to_string(),
ordinal_position: 1,
is_nullable: false,
data_type: "int4".to_string(),
default_value: Some("nextval('items_id_seq'::regclass)".to_string()),
..default()
}],
indices: vec![PostgresIndex {
name: "items_pkey".to_string(),
key_columns: vec![PostgresIndexKeyColumn {
name: "id".to_string(),
ordinal_position: 1,
direction: Some(PostgresIndexColumnDirection::Ascending),
nulls_order: Some(PostgresIndexNullsOrder::Last),
}],
index_type: "btree".to_string(),
predicate: None,
included_columns: vec![],
index_constraint_type: PostgresIndexType::PrimaryKey,
..default()
}],
..default()
},
PostgresTable {
name: "users".to_string(),
columns: vec![
PostgresColumn {
name: "id".to_string(),
ordinal_position: 1,
is_nullable: false,
data_type: "int4".to_string(),
default_value: Some(
"nextval('users_id_seq'::regclass)".to_string(),
),
..default()
},
PostgresColumn {
name: "item_id".to_string(),
ordinal_position: 2,
is_nullable: false,
data_type: "int4".to_string(),
..default()
},
],
constraints: vec![PostgresConstraint::ForeignKey(PostgresForeignKey {
name: "users_item_id_fkey".to_string(),
columns: vec![PostgresForeignKeyColumn {
name: "item_id".to_string(),
ordinal_position: 1,
affected_by_delete_action: true,
}],
referenced_schema: None,
referenced_table: "items".to_string(),
referenced_columns: vec![PostgresForeignKeyReferencedColumn {
name: "id".to_string(),
ordinal_position: 1,
}],
..default()
})],
indices: vec![PostgresIndex {
name: "users_pkey".to_string(),
key_columns: vec![PostgresIndexKeyColumn {
name: "id".to_string(),
ordinal_position: 1,
direction: Some(PostgresIndexColumnDirection::Ascending),
nulls_order: Some(PostgresIndexNullsOrder::Last),
}],
index_type: "btree".to_string(),
predicate: None,
included_columns: vec![],
index_constraint_type: PostgresIndexType::PrimaryKey,
..default()
}],
..default()
},
],
sequences: vec![
PostgresSequence {
name: "items_id_seq".to_string(),
data_type: "int4".to_string(),
start_value: 1,
increment: 1,
min_value: 1,
max_value: 2147483647,
cache_size: 1,
cycle: false,
last_value: None,
..default()
},
PostgresSequence {
name: "users_id_seq".to_string(),
data_type: "int4".to_string(),
start_value: 1,
increment: 1,
min_value: 1,
max_value: 2147483647,
cache_size: 1,
cycle: false,
last_value: None,
..default()
},
],
..default()
}],
timescale_support: TimescaleSupport::from_test_helper(helper),
..default()
},
)
.await;
}
#[pg_test(arg(postgres = 12))]
#[pg_test(arg(postgres = 13))]
#[pg_test(arg(postgres = 14))]
#[pg_test(arg(postgres = 15))]
#[pg_test(arg(postgres = 16))]
#[pg_test(arg(timescale_db = 15))]
#[pg_test(arg(timescale_db = 16))]
async fn foreign_key_constraints(helper: &TestHelper) {
tests::test_introspection(
helper,
r#"
CREATE TABLE products (
product_no int4 PRIMARY KEY
);
CREATE TABLE orders (
order_id int4 PRIMARY KEY
);
CREATE TABLE order_items (
product_no int4 REFERENCES products ON DELETE RESTRICT ON UPDATE CASCADE,
order_id int4 REFERENCES orders ON DELETE CASCADE ON UPDATE RESTRICT,
PRIMARY KEY (product_no, order_id)
);
"#,
PostgresDatabase {
schemas: vec![PostgresSchema {
name: "public".to_string(),
tables: vec![
PostgresTable {
name: "order_items".to_string(),
columns: vec![
PostgresColumn {
name: "product_no".to_string(),
ordinal_position: 1,
is_nullable: false,
data_type: "int4".to_string(),
default_value: None,
..default()
},
PostgresColumn {
name: "order_id".to_string(),
ordinal_position: 2,
is_nullable: false,
data_type: "int4".to_string(),
default_value: None,
..default()
},
],
constraints: vec![
PostgresConstraint::ForeignKey(PostgresForeignKey {
name: "order_items_order_id_fkey".to_string(),
columns: vec![PostgresForeignKeyColumn {
name: "order_id".to_string(),
ordinal_position: 1,
affected_by_delete_action: true,
}],
referenced_schema: None,
referenced_table: "orders".to_string(),
referenced_columns: vec![PostgresForeignKeyReferencedColumn {
name: "order_id".to_string(),
ordinal_position: 1,
}],
update_action: ReferenceAction::Restrict,
delete_action: ReferenceAction::Cascade,
..default()
}),
PostgresConstraint::ForeignKey(PostgresForeignKey {
name: "order_items_product_no_fkey".to_string(),
columns: vec![PostgresForeignKeyColumn {
name: "product_no".to_string(),
ordinal_position: 1,
affected_by_delete_action: true,
}],
referenced_schema: None,
referenced_table: "products".to_string(),
referenced_columns: vec![PostgresForeignKeyReferencedColumn {
name: "product_no".to_string(),
ordinal_position: 1,
}],
update_action: ReferenceAction::Cascade,
delete_action: ReferenceAction::Restrict,
..default()
}),
],
indices: vec![PostgresIndex {
name: "order_items_pkey".to_string(),
key_columns: vec![
PostgresIndexKeyColumn {
name: "product_no".to_string(),
ordinal_position: 1,
direction: Some(PostgresIndexColumnDirection::Ascending),
nulls_order: Some(PostgresIndexNullsOrder::Last),
},
PostgresIndexKeyColumn {
name: "order_id".to_string(),
ordinal_position: 2,
direction: Some(PostgresIndexColumnDirection::Ascending),
nulls_order: Some(PostgresIndexNullsOrder::Last),
},
],
index_type: "btree".to_string(),
predicate: None,
included_columns: vec![],
index_constraint_type: PostgresIndexType::PrimaryKey,
..default()
}],
..default()
},
PostgresTable {
name: "orders".to_string(),
columns: vec![PostgresColumn {
name: "order_id".to_string(),
ordinal_position: 1,
is_nullable: false,
data_type: "int4".to_string(),
default_value: None,
..default()
}],
indices: vec![PostgresIndex {
name: "orders_pkey".to_string(),
key_columns: vec![PostgresIndexKeyColumn {
name: "order_id".to_string(),
ordinal_position: 1,
direction: Some(PostgresIndexColumnDirection::Ascending),
nulls_order: Some(PostgresIndexNullsOrder::Last),
}],
index_type: "btree".to_string(),
predicate: None,
included_columns: vec![],
index_constraint_type: PostgresIndexType::PrimaryKey,
..default()
}],
..default()
},
PostgresTable {
name: "products".to_string(),
columns: vec![PostgresColumn {
name: "product_no".to_string(),
ordinal_position: 1,
is_nullable: false,
data_type: "int4".to_string(),
default_value: None,
..default()
}],
indices: vec![PostgresIndex {
name: "products_pkey".to_string(),
key_columns: vec![PostgresIndexKeyColumn {
name: "product_no".to_string(),
ordinal_position: 1,
direction: Some(PostgresIndexColumnDirection::Ascending),
nulls_order: Some(PostgresIndexNullsOrder::Last),
}],
index_type: "btree".to_string(),
predicate: None,
included_columns: vec![],
index_constraint_type: PostgresIndexType::PrimaryKey,
..default()
}],
..default()
},
],
..default()
}],
timescale_support: TimescaleSupport::from_test_helper(helper),
..default()
},
)
.await;
}