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silverbullet/plugos/sqlite/deno-sqlite/src/query.test.ts

522 lines
14 KiB
TypeScript

import {
assertEquals,
assertThrows,
} from "https://deno.land/std@0.154.0/testing/asserts.ts";
import { DB, QueryParameter } from "../mod.ts";
function roundTripValues<T extends QueryParameter>(values: T[]): unknown[] {
const db = new DB();
db.execute(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, datum ANY)",
);
for (const value of values) {
db.query("INSERT INTO test (datum) VALUES (?)", [value]);
}
return db
.queryEntries<{ datum: unknown }>("SELECT datum FROM test")
.map(({ datum }) => datum);
}
Deno.test("bind string values", function () {
const values = ["Hello World!", "I love Deno.", "Täst strüng..."];
assertEquals(values, roundTripValues(values));
});
Deno.test("bind integer values", function () {
const values = [42, 1, 2, 3, 4, 3453246, 4536787093, 45536787093];
assertEquals(values, roundTripValues(values));
});
Deno.test("bind float values", function () {
const values = [42.1, 1.235, 2.999, 1 / 3, 4.2345, 345.3246, 4536787.953e-8];
assertEquals(values, roundTripValues(values));
});
Deno.test("bind boolean values", function () {
assertEquals([1, 0], roundTripValues([true, false]));
});
Deno.test("bind date values", function () {
const values = [new Date(), new Date("2018-11-20"), new Date(123456789)];
assertEquals(
values.map((date) => date.toISOString()),
roundTripValues(values),
);
});
Deno.test("bind blob values", function () {
const values = [
new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9, 0]),
new Uint8Array([3, 57, 45]),
];
assertEquals(values, roundTripValues(values));
});
Deno.test("blobs are copies", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, val BLOB)",
);
const data = new Uint8Array([1, 2, 3, 4, 5]);
db.query("INSERT INTO test (val) VALUES (?)", [data]);
const [[a]] = db.query<[Uint8Array]>("SELECT val FROM test");
const [[b]] = db.query<[Uint8Array]>("SELECT val FROM test");
assertEquals(data, a);
assertEquals(data, b);
assertEquals(a, b);
a[0] = 100;
assertEquals(a[0], 100);
assertEquals(b[0], 1);
assertEquals(data[0], 1);
data[0] = 5;
const [[c]] = db.query<[Uint8Array]>("SELECT val FROM test");
assertEquals(c[0], 1);
});
Deno.test("bind bigint values", function () {
assertEquals(
[9007199254741991n, 100],
roundTripValues([9007199254741991n, 100n]),
);
});
Deno.test("bind null / undefined", function () {
assertEquals([null, null], roundTripValues([null, undefined]));
});
Deno.test("bind mixed values", function () {
const values = [42, "Hello World!", 0.33333, null];
assertEquals(values, roundTripValues(values));
});
Deno.test("omitting a value binds NULL", function () {
const db = new DB();
db.execute("CREATE TABLE test (id INTEGER PRIMARY KEY, datum ANY)");
const insert = db.prepareQuery(
"INSERT INTO test (datum) VALUES (?) RETURNING datum",
);
assertEquals([null], insert.first());
assertEquals([null], insert.first([]));
assertEquals([null], insert.first({}));
// previously bound values are cleared
insert.execute(["this is not null"]);
assertEquals([null], insert.first());
});
Deno.test("prepared query clears bindings before reused", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY, value INTEGER)");
const query = db.prepareQuery("INSERT INTO test (value) VALUES (?)");
query.execute([1]);
query.execute();
assertEquals([[1], [null]], db.query("SELECT value FROM test"));
query.finalize();
db.close();
});
Deno.test("bind very large floating point numbers", function () {
const db = new DB();
db.query("CREATE TABLE numbers (id INTEGER PRIMARY KEY, number REAL)");
db.query("INSERT INTO numbers (number) VALUES (?)", [+Infinity]);
db.query("INSERT INTO numbers (number) VALUES (?)", [-Infinity]);
db.query("INSERT INTO numbers (number) VALUES (?)", [+20e20]);
db.query("INSERT INTO numbers (number) VALUES (?)", [-20e20]);
const [
[positiveInfinity],
[negativeInfinity],
[positiveTwentyTwenty],
[negativeTwentyTwenty],
] = db.query("SELECT number FROM numbers");
assertEquals(negativeInfinity, -Infinity);
assertEquals(positiveInfinity, +Infinity);
assertEquals(positiveTwentyTwenty, +20e20);
assertEquals(negativeTwentyTwenty, -20e20);
});
Deno.test("big very large integers", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, val INTEGER)",
);
const goodValues = [
0n,
42n,
-42n,
9223372036854775807n,
-9223372036854775808n,
];
const overflowValues = [
9223372036854775807n + 1n,
-9223372036854775808n - 1n,
2352359223372036854775807n,
-32453249223372036854775807n,
];
const query = db.prepareQuery("INSERT INTO test (val) VALUES (?)");
for (const val of goodValues) {
query.execute([val]);
}
const dbValues = db.query<[number | bigint]>(
"SELECT val FROM test ORDER BY id",
).map((
[id],
) => BigInt(id));
assertEquals(goodValues, dbValues);
for (const bigVal of overflowValues) {
assertThrows(() => {
query.execute([bigVal]);
});
}
query.finalize();
db.close();
});
Deno.test("bind named parameters", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, val TEXT)",
);
// :name
db.query("INSERT INTO test (val) VALUES (:val)", { val: "value" });
db.query(
"INSERT INTO test (val) VALUES (:otherVal)",
{ otherVal: "value other" },
);
db.query(
"INSERT INTO test (val) VALUES (:explicitColon)",
{ ":explicitColon": "value explicit" },
);
// @name
db.query(
"INSERT INTO test (val) VALUES (@someName)",
{ "@someName": "@value" },
);
// $name
db.query(
"INSERT INTO test (val) VALUES ($var::Name)",
{ "$var::Name": "$value" },
);
// explicit positional syntax
db.query("INSERT INTO test (id, val) VALUES (?2, ?1)", ["this-is-it", 1000]);
// names must exist
assertThrows(() => {
db.query(
"INSERT INTO test (val) VALUES (:val)",
{ Val: "miss-spelled name" },
);
});
// make sure the data came through correctly
const vals = [...db.query("SELECT val FROM test ORDER BY id ASC")]
.map(([datum]) => datum);
assertEquals(
vals,
[
"value",
"value other",
"value explicit",
"@value",
"$value",
"this-is-it",
],
);
});
Deno.test("iterate from prepared query", function () {
const db = new DB();
db.execute("CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT)");
db.execute("INSERT INTO test (id) VALUES (1), (2), (3)");
const res = [];
const query = db.prepareQuery<[number]>("SELECT id FROM test");
for (const [id] of query.iter()) {
res.push(id);
}
assertEquals(res, [1, 2, 3]);
query.finalize();
db.close();
});
Deno.test("query all from prepared query", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT)");
const query = db.prepareQuery("SELECT id FROM test");
assertEquals(query.all(), []);
db.query("INSERT INTO test (id) VALUES (1), (2), (3)");
assertEquals(query.all(), [[1], [2], [3]]);
query.finalize();
db.close();
});
Deno.test("query first from prepared query", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT)");
db.query("INSERT INTO test (id) VALUES (1), (2), (3)");
const querySingle = db.prepareQuery("SELECT id FROM test WHERE id = ?");
assertEquals(querySingle.first([42]), undefined);
assertEquals(querySingle.first([2]), [2]);
const queryAll = db.prepareQuery("SELECT id FROM test ORDER BY id ASC");
assertEquals(queryAll.first(), [1]);
querySingle.finalize();
queryAll.finalize();
db.close();
});
Deno.test("query one from prepared query", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT)");
db.query("INSERT INTO test (id) VALUES (1), (2), (3)");
const queryOne = db.prepareQuery<[number]>(
"SELECT id FROM test WHERE id = ?",
);
assertThrows(() => queryOne.one([42]));
assertEquals(queryOne.one([2]), [2]);
const queryAll = db.prepareQuery("SELECT id FROM test");
assertThrows(() => queryAll.one());
queryOne.finalize();
queryAll.finalize();
db.close();
});
Deno.test("execute from prepared query", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT)");
const insert = db.prepareQuery("INSERT INTO test (id) VALUES (:id)");
for (const id of [1, 2, 3]) {
insert.execute({ id });
}
insert.finalize();
assertEquals(db.query("SELECT id FROM test"), [[1], [2], [3]]);
db.close();
});
Deno.test("empty query returns empty array", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY)");
assertEquals([], db.query("SELECT * FROM test"));
db.close();
});
Deno.test("query entries returns correct object shapes", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT NOT NULL, height REAL)",
);
const rowsOrig = [
{ id: 1, name: "Peter Parker", height: 1.5 },
{ id: 2, name: "Clark Kent", height: 1.9 },
{ id: 3, name: "Robert Paar", height: 2.1 },
];
const insertQuery = db.prepareQuery(
"INSERT INTO test (id, name, height) VALUES (:id, :name, :height)",
);
for (const row of rowsOrig) {
insertQuery.execute(row);
}
insertQuery.finalize();
const query = db.prepareQuery("SELECT * FROM test");
assertEquals(rowsOrig, [...query.iterEntries()]);
assertEquals(rowsOrig, query.allEntries());
assertEquals(rowsOrig[0], query.firstEntry());
assertEquals(rowsOrig, db.queryEntries("SELECT * FROM test"));
query.finalize();
db.close();
});
Deno.test("prepared query can be reused", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY)");
const query = db.prepareQuery("INSERT INTO test (id) VALUES (?)");
query.execute([1]);
query.execute([2]);
query.execute([3]);
assertEquals([[1], [2], [3]], db.query("SELECT id FROM test"));
query.finalize();
db.close();
});
Deno.test("get columns from select query", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT)",
);
const query = db.prepareQuery("SELECT id, name from test");
assertEquals(query.columns(), [
{ name: "id", originName: "id", tableName: "test" },
{ name: "name", originName: "name", tableName: "test" },
]);
});
Deno.test("get columns from returning query", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT)",
);
const query = db.prepareQuery(
"INSERT INTO test (name) VALUES (?) RETURNING *",
);
assertEquals(query.columns(), [
{ name: "id", originName: "id", tableName: "test" },
{ name: "name", originName: "name", tableName: "test" },
]);
assertEquals(query.all(["name"]), [[1, "name"]]);
});
Deno.test("get columns with renamed column", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT)",
);
db.query("INSERT INTO test (name) VALUES (?)", ["name"]);
const query = db.prepareQuery(
"SELECT id AS test_id, name AS test_name from test",
);
const columns = query.columns();
assertEquals(columns, [
{ name: "test_id", originName: "id", tableName: "test" },
{ name: "test_name", originName: "name", tableName: "test" },
]);
});
Deno.test("columns can be obtained from empty prepared query", function () {
const db = new DB();
db.query(
"CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEST, age INTEGER)",
);
db.query("INSERT INTO test (name, age) VALUES (?, ?)", ["Peter Parker", 21]);
const query = db.prepareQuery("SELECT * FROM test");
const columnsFromPreparedQuery = query.columns();
query.finalize();
const queryEmpty = db.prepareQuery("SELECT * FROM test WHERE 1 = 0");
const columnsFromPreparedQueryWithEmptyQuery = queryEmpty.columns();
assertEquals(queryEmpty.all(), []);
query.finalize();
assertEquals(
[{ name: "id", originName: "id", tableName: "test" }, {
name: "name",
originName: "name",
tableName: "test",
}, { name: "age", originName: "age", tableName: "test" }],
columnsFromPreparedQuery,
);
assertEquals(
columnsFromPreparedQueryWithEmptyQuery,
columnsFromPreparedQuery,
);
});
Deno.test("invalid number of bound parameters throws", function () {
const db = new DB();
db.execute("CREATE TABLE test (id INTEGER PRIMARY KEY)");
// too many
assertThrows(() => {
db.query("SELECT * FROM test", [null]);
});
assertThrows(() => {
db.query("SELECT * FROM test LIMIT ?", [5, "extra"]);
});
// too few
assertThrows(() => db.query("SELECT * FROM test LIMIT ?", []));
assertThrows(() => {
db.query(
"SELECT * FROM test WHERE id >= ? AND id <= ? LIMIT ?",
[42],
);
});
});
Deno.test("using finalized prepared query throws", function () {
const db = new DB();
db.query("CREATE TABLE test (name TEXT)");
const query = db.prepareQuery("INSERT INTO test (name) VALUES (?)");
query.finalize();
assertThrows(() => query.execute(["test"]));
db.close();
});
Deno.test("invalid binding throws", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER)");
assertThrows(() => {
// deno-lint-ignore no-explicit-any
const badBinding: any = [{}];
db.query("SELECT * FORM test WHERE id = ?", badBinding);
});
db.close();
});
Deno.test("get columns from finalized query throws", function () {
const db = new DB();
db.query("CREATE TABLE test (id INTEGER PRIMARY KEY AUTOINCREMENT)");
const query = db.prepareQuery("SELECT id from test");
query.finalize();
// after iteration is done
assertThrows(() => {
query.columns();
});
});