34f64e6bea
* build: ignore gen folder * refactor: remove useless code * fix: correct the Javascript usage in grammar * refactor: move to antlr4ts * fix: remove useless * fix: update grammars for javascript target * refactor: migrate to antlr4ts * refactor: migrate to antlr4ts * refactor: implements ParserErrorListener * fix: rename the start reserved word * refactor: remove unused import * refactor: migrate to antlr4ts * test: update the expects of test cases * refactor: migrate hive to antlr4ts * refactor: update the incompatible syntax for antlr4ts * refactor: migrate pgsql grammar to antlr4ts, increasing tests * refactor: migrate the plsql to antlr4ts * build: remove unused config * build: migrate to antlr4ts * build: migrate ts-jest to @swc/jest * refactor: migrate to anltr4ts * build: migrate ts-jest to @swc/jest
234 lines
8.1 KiB
TypeScript
234 lines
8.1 KiB
TypeScript
import FlinkSQL from '../../../src/parser/flinksql';
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describe('FlinkSQL Syntax Tests', () => {
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const parser = new FlinkSQL();
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// query statements
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test('Test With clause', () => {
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const sql = `
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WITH orders_with_total AS (
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SELECT order_id, price + tax AS total
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FROM Orders
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)
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SELECT order_id, SUM(total)
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FROM orders_with_total
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GROUP BY order_id;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test simple Select Statement', () => {
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const sql = `SELECT product, amount FROM Orders;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test simple Error Select Statement', () => {
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const sql = `SELECT product, amount FROM;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(1);
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});
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test('Test Select Statement with where clause', () => {
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const sql = `SELECT * FROM person WHERE id = 200 OR id = 300;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test Select Statement with group by clause', () => {
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const sql = `SELECT id, sum(quantity) FROM dealer GROUP BY id;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test Select Statement with having clause', () => {
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const sql = `
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SELECT city, sum(quantity) AS _sum
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FROM dealer GROUP BY city HAVING city = 'Fremont';
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test Select Statement with order by clause', () => {
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const sql = `SELECT name, age FROM person ORDER BY age;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test Select Statement with limit clause', () => {
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const sql = `SELECT name, age FROM person ORDER BY name LIMIT 2;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test Select Statement with join', () => {
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const sql = `
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SELECT id, name, employee.deptno, deptname FROM employee
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FULL JOIN department ON employee.deptno = department.deptno;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// test left outer join
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test('Test Select Statement with left outer join', () => {
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const sql = `
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SELECT order_id, res
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FROM Orders
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LEFT OUTER JOIN LATERAL TABLE(table_func(order_id)) t(res)
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ON TRUE
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// test cross join
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test('Test Select Statement with cross join', () => {
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const sql = `
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SELECT order_id, tag
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FROM Orders CROSS JOIN UNNEST(tags) AS t (tag)
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// test for time temporal join
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test('Test Select Statement with time temporal join', () => {
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const sql = `SELECT o.order_id, o.total, c.country, c.zip
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FROM Orders AS o
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JOIN Customers FOR SYSTEM_TIME AS OF o.proc_time AS c
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ON o.customer_id = c.id;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// test for catalog table
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test('Test Select Statement with catalog table', () => {
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const sql = `SELECT * FROM catalog1.db1.table1;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// describe statements
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test('Test simple Describe Statement', () => {
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const sql = `
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DESCRIBE Orders;
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DESC Orders;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// explain statements
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test('Test simple Explain Statement', () => {
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const sql = `
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EXPLAIN SELECT * FROM emps;
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EXPLAIN PLAN FOR SELECT * FROM emps;
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EXPLAIN PLAN FOR insert into emps1 SELECT * FROM emps2;
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EXPLAIN CHANGELOG_MODE SELECT * FROM emps;
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EXPLAIN ESTIMATED_COST SELECT * FROM emps;
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EXPLAIN JSON_EXECUTION_PLAN SELECT * FROM emps;
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EXPLAIN CHANGELOG_MODE, JSON_EXECUTION_PLAN, ESTIMATED_COST SELECT * FROM emps;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// explain insert_statement
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test('Test Explain Insert Statement', () => {
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const sql = `EXPLAIN INSERT INTO EMPS1 SELECT * FROM EMPS2;`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test simple Explain statement_set', () => {
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// 按官网上写的，那应该是 explain execute statement set - begin，但实际执行时，携带 execute 会报错
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// 个人理解，explain 是解析该语法如何执行，而不能在解析的过程中，去执行语句
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const sql = `
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EXPLAIN STATEMENT SET
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BEGIN
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INSERT INTO t1 SELECT * FROM t2;
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INSERT INTO t2 SELECT * FROM t3;
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END;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// use statements
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test('Test simple Use Statement', () => {
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const sql = `
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USE CATALOG cat1;
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USE db1;
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USE MODULES hive;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// show statements
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test('Test simple Show Statement', () => {
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const sql = `
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SHOW CATALOGS;
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SHOW CURRENT CATALOG;
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SHOW DATABASES;
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SHOW CURRENT DATABASE;
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SHOW TABLES;
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SHOW TABLES FROM catalog1.db1 NOT LIKE '%';
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SHOW CREATE TABLE my_table;
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SHOW COLUMNS FROM my_table LIKE '%f%';
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SHOW VIEWS;
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SHOW CREATE VIEW my_view;
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SHOW FUNCTIONS;
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SHOW USER FUNCTIONS;
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SHOW MODULES;
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SHOW FULL MODULES;
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SHOW JARS;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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// other statement
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test('Test other Statement', () => {
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const sql = `
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LOAD MODULE CORE;
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LOAD MODULE dummy WITH ('k1' = 'v1', 'k2' = 'v2');
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UNLOAD MODULE CORE;
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SET;
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SET 'test-key' = 'test-value';
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RESET;
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RESET 'test-key';
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ADD JAR '<path_to_filename>.jar'
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REMOVE JAR '<path_to_filename>.jar'
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('DT Add Statement', () => {
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const sql = `
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ADD JAR WITH /home/test.jar;
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ADD JAR WITH /home/test.jar AS test.jar;
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ADD FILE WITH /home/admin/sftp/dttest_cn/DsCenter_1687/krb5.conf AS krb5.conf;
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ADD FILE WITH /home/admin/sftp/dttest_cn/DsCenter_1687/krb5.conf RENAME test.conf;
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ADD PYTHON_FILES WITH /test.py RENAME test.py;
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ADD PYTHON_REQUIREMENTS WITH /requirements.txt RENAME requirements.txt;
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ADD PYTHON_JAR WITH /python_jar.jar RENAME py_jar.jar;
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ADD PYTHON_PARAMETER /parameter.py;
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ADD ENGINE FILE WITH /filePath RENAME theName KEY theKey;
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`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test invalid Double Line Comment statement', () => {
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const sql = `-test comment\n`;
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const result = parser.validate(sql);
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expect(result.length).toBe(1);
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});
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test('Test valid Double Line Comment statement', () => {
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const sql = `----test comment\n`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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test('Test valid Hash Sign Line Comment statement', () => {
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const sql = `#test comment\n`;
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const result = parser.validate(sql);
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expect(result.length).toBe(0);
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});
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});
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