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// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#![warn(clippy::all)]
//! Test SQL syntax specific to PostgreSQL. The parser based on the
//! generic dialect is also tested (on the inputs it can handle).
use matches::assert_matches;
use sqlparser::ast::*;
use sqlparser::dialect::{GenericDialect, PostgreSqlDialect};
use sqlparser::parser::ParserError;
use sqlparser::test_utils::*;
#[test]
fn parse_create_table_with_defaults() {
let sql = "CREATE TABLE public.customer (
customer_id integer DEFAULT nextval(public.customer_customer_id_seq),
store_id smallint NOT NULL,
first_name character varying(45) NOT NULL,
last_name character varying(45) COLLATE \"es_ES\" NOT NULL,
email character varying(50),
address_id smallint NOT NULL,
activebool boolean DEFAULT true NOT NULL,
create_date date DEFAULT now()::text NOT NULL,
last_update timestamp without time zone DEFAULT now() NOT NULL,
last_update_tz timestamp with time zone,
active integer NOT NULL
) WITH (fillfactor = 20, user_catalog_table = true, autovacuum_vacuum_threshold = 100)";
match pg_and_generic().one_statement_parses_to(sql, "") {
Statement::CreateTable {
name,
columns,
constraints,
with_options,
external: false,
file_format: None,
location: None,
} => {
assert_eq!("public.customer", name.to_string());
assert_eq!(
columns,
vec![
ColumnDef {
name: "customer_id".into(),
data_type: DataType::Int,
collation: None,
options: vec![ColumnOptionDef {
name: None,
option: ColumnOption::Default(
pg().verified_expr("nextval(public.customer_customer_id_seq)")
)
}],
},
ColumnDef {
name: "store_id".into(),
data_type: DataType::SmallInt,
collation: None,
options: vec![ColumnOptionDef {
name: None,
option: ColumnOption::NotNull,
}],
},
ColumnDef {
name: "first_name".into(),
data_type: DataType::Varchar(Some(45)),
collation: None,
options: vec![ColumnOptionDef {
name: None,
option: ColumnOption::NotNull,
}],
},
ColumnDef {
name: "last_name".into(),
data_type: DataType::Varchar(Some(45)),
collation: Some(ObjectName(vec![Ident::with_quote('"', "es_ES")])),
options: vec![ColumnOptionDef {
name: None,
option: ColumnOption::NotNull,
}],
},
ColumnDef {
name: "email".into(),
data_type: DataType::Varchar(Some(50)),
collation: None,
options: vec![],
},
ColumnDef {
name: "address_id".into(),
data_type: DataType::SmallInt,
collation: None,
options: vec![ColumnOptionDef {
name: None,
option: ColumnOption::NotNull
}],
},
ColumnDef {
name: "activebool".into(),
data_type: DataType::Boolean,
collation: None,
options: vec![
ColumnOptionDef {
name: None,
option: ColumnOption::Default(Expr::Value(Value::Boolean(true))),
},
ColumnOptionDef {
name: None,
option: ColumnOption::NotNull,
}
],
},
ColumnDef {
name: "create_date".into(),
data_type: DataType::Date,
collation: None,
options: vec![
ColumnOptionDef {
name: None,
option: ColumnOption::Default(
pg().verified_expr("CAST(now() AS text)")
)
},
ColumnOptionDef {
name: None,
option: ColumnOption::NotNull,
}
],
},
ColumnDef {
name: "last_update".into(),
data_type: DataType::Timestamp,
collation: None,
options: vec![
ColumnOptionDef {
name: None,
option: ColumnOption::Default(pg().verified_expr("now()")),
},
ColumnOptionDef {
name: None,
option: ColumnOption::NotNull,
}
],
},
ColumnDef {
name: "last_update_tz".into(),
data_type: DataType::TimestampTz,
collation: None,
options: vec![],
},
ColumnDef {
name: "active".into(),
data_type: DataType::Int,
collation: None,
options: vec![ColumnOptionDef {
name: None,
option: ColumnOption::NotNull
}],
},
]
);
assert!(constraints.is_empty());
assert_eq!(
with_options,
vec![
SqlOption {
name: "fillfactor".into(),
value: number("20")
},
SqlOption {
name: "user_catalog_table".into(),
value: Value::Boolean(true)
},
SqlOption {
name: "autovacuum_vacuum_threshold".into(),
value: number("100")
},
]
);
}
_ => unreachable!(),
}
}
#[test]
fn parse_create_table_from_pg_dump() {
let sql = "CREATE TABLE public.customer (
customer_id integer DEFAULT nextval('public.customer_customer_id_seq'::regclass) NOT NULL,
store_id smallint NOT NULL,
first_name character varying(45) NOT NULL,
last_name character varying(45) NOT NULL,
info text[],
address_id smallint NOT NULL,
activebool boolean DEFAULT true NOT NULL,
create_date date DEFAULT now()::date NOT NULL,
create_date1 date DEFAULT 'now'::text::date NOT NULL,
last_update timestamp without time zone DEFAULT now(),
release_year public.year,
active integer
)";
pg().one_statement_parses_to(sql, "CREATE TABLE public.customer (\
customer_id int DEFAULT nextval(CAST('public.customer_customer_id_seq' AS regclass)) NOT NULL, \
store_id smallint NOT NULL, \
first_name character varying(45) NOT NULL, \
last_name character varying(45) NOT NULL, \
info text[], \
address_id smallint NOT NULL, \
activebool boolean DEFAULT true NOT NULL, \
create_date date DEFAULT CAST(now() AS date) NOT NULL, \
create_date1 date DEFAULT CAST(CAST('now' AS text) AS date) NOT NULL, \
last_update timestamp DEFAULT now(), \
release_year public.year, \
active int\
)");
}
#[test]
fn parse_create_table_with_inherit() {
let sql = "\
CREATE TABLE bazaar.settings (\
settings_id uuid PRIMARY KEY DEFAULT uuid_generate_v4() NOT NULL, \
user_id uuid UNIQUE, \
value text[], \
use_metric boolean DEFAULT true\
)";
pg().verified_stmt(sql);
}
#[ignore] // NOTE(benesch): this test is doomed. COPY data should not be tokenized/parsed.
#[test]
fn parse_copy_example() {
let sql = r#"COPY public.actor (actor_id, first_name, last_name, last_update, value) FROM stdin;
1 PENELOPE GUINESS 2006-02-15 09:34:33 0.11111
2 NICK WAHLBERG 2006-02-15 09:34:33 0.22222
3 ED CHASE 2006-02-15 09:34:33 0.312323
4 JENNIFER DAVIS 2006-02-15 09:34:33 0.3232
5 JOHNNY LOLLOBRIGIDA 2006-02-15 09:34:33 1.343
6 BETTE NICHOLSON 2006-02-15 09:34:33 5.0
7 GRACE MOSTEL 2006-02-15 09:34:33 6.0
8 MATTHEW JOHANSSON 2006-02-15 09:34:33 7.0
9 JOE SWANK 2006-02-15 09:34:33 8.0
10 CHRISTIAN GABLE 2006-02-15 09:34:33 9.1
11 ZERO CAGE 2006-02-15 09:34:33 10.001
12 KARL BERRY 2017-11-02 19:15:42.308637+08 11.001
A Fateful Reflection of a Waitress And a Boat who must Discover a Sumo Wrestler in Ancient China
Kwara & Kogi
{"Deleted Scenes","Behind the Scenes"}
'awe':5 'awe-inspir':4 'barbarella':1 'cat':13 'conquer':16 'dog':18 'feminist':10 'inspir':6 'monasteri':21 'must':15 'stori':7 'streetcar':2
PHP ₱ USD $
\N Some other value
\\."#;
let ast = pg_and_generic().one_statement_parses_to(sql, "");
println!("{:#?}", ast);
//assert_eq!(sql, ast.to_string());
}
#[test]
fn parse_set() {
let stmt = pg_and_generic().verified_stmt("SET a = b");
assert_eq!(
stmt,
Statement::SetVariable {
local: false,
variable: "a".into(),
value: SetVariableValue::Ident("b".into()),
}
);
let stmt = pg_and_generic().verified_stmt("SET a = 'b'");
assert_eq!(
stmt,
Statement::SetVariable {
local: false,
variable: "a".into(),
value: SetVariableValue::Literal(Value::SingleQuotedString("b".into())),
}
);
let stmt = pg_and_generic().verified_stmt("SET a = 0");
assert_eq!(
stmt,
Statement::SetVariable {
local: false,
variable: "a".into(),
value: SetVariableValue::Literal(number("0")),
}
);
let stmt = pg_and_generic().verified_stmt("SET a = DEFAULT");
assert_eq!(
stmt,
Statement::SetVariable {
local: false,
variable: "a".into(),
value: SetVariableValue::Ident("DEFAULT".into()),
}
);
let stmt = pg_and_generic().verified_stmt("SET LOCAL a = b");
assert_eq!(
stmt,
Statement::SetVariable {
local: true,
variable: "a".into(),
value: SetVariableValue::Ident("b".into()),
}
);
pg_and_generic().one_statement_parses_to("SET a TO b", "SET a = b");
pg_and_generic().one_statement_parses_to("SET SESSION a = b", "SET a = b");
assert_eq!(
pg_and_generic().parse_sql_statements("SET"),
Err(ParserError::ParserError(
"Expected identifier, found: EOF".to_string()
)),
);
assert_eq!(
pg_and_generic().parse_sql_statements("SET a b"),
Err(ParserError::ParserError(
"Expected equals sign or TO, found: b".to_string()
)),
);
assert_eq!(
pg_and_generic().parse_sql_statements("SET a ="),
Err(ParserError::ParserError(
"Expected variable value, found: EOF".to_string()
)),
);
}
#[test]
fn parse_show() {
let stmt = pg_and_generic().verified_stmt("SHOW a");
assert_eq!(
stmt,
Statement::ShowVariable {
variable: "a".into()
}
);
let stmt = pg_and_generic().verified_stmt("SHOW ALL");
assert_eq!(
stmt,
Statement::ShowVariable {
variable: "ALL".into()
}
)
}
#[test]
fn parse_array() {
let expr = pg_and_generic().verified_expr("ARRAY[]");
assert_eq!(expr, Expr::Value(Value::Array(vec![])));
let expr = pg_and_generic().verified_expr("ARRAY[1, 'foo']");
assert_eq!(
expr,
Expr::Value(Value::Array(vec![
Value::Number("1".into()),
Value::SingleQuotedString("foo".to_owned())
]))
);
let select = pg_and_generic().verified_only_select("SELECT ARRAY[]");
assert_eq!(
expr_from_projection(only(&select.projection)),
&Expr::Value(Value::Array(vec![]))
);
let select = pg_and_generic().verified_only_select("SELECT ARRAY[1, 'foo']");
assert_eq!(
expr_from_projection(only(&select.projection)),
&Expr::Value(Value::Array(vec![
Value::Number("1".into()),
Value::SingleQuotedString("foo".to_owned())
]))
);
}
#[test]
fn parse_array_datatype() {
let sql = "SELECT '{{1,2},{3,4}}'::int[][]";
let select = pg_and_generic().unverified_only_select(sql);
assert_eq!(
&Expr::Cast {
expr: Box::new(Expr::Value(Value::SingleQuotedString(
"{{1,2},{3,4}}".to_owned()
))),
data_type: DataType::Array(Box::new(DataType::Array(Box::new(DataType::Int)))),
},
expr_from_projection(only(&select.projection))
);
}
#[test]
fn parse_json_ops() {
use self::BinaryOperator::*;
use self::Expr::*;
for (op_string, op_enum) in vec![
("->", JsonGet),
("->>", JsonGetAsText),
("#>", JsonGetPath),
("#>>", JsonGetPathAsText),
("@>", JsonContainsJson),
("<@", JsonContainedInJson),
("?", JsonContainsField),
("?|", JsonContainsAnyFields),
("?&", JsonContainsAllFields),
("||", JsonConcat),
("#-", JsonDeletePath),
("@?", JsonContainsPath),
("@@", JsonApplyPathPredicate),
] {
let sql = format!("a {} b", op_string);
assert_matches!(
&pg().verified_expr(&sql),
BinaryOp {op, ..} if *op == op_enum
);
}
}
fn pg() -> TestedDialects {
TestedDialects {
dialects: vec![Box::new(PostgreSqlDialect {})],
}
}
fn pg_and_generic() -> TestedDialects {
TestedDialects {
dialects: vec![Box::new(PostgreSqlDialect {}), Box::new(GenericDialect {})],
}
}