test: update tests of alter statemnts

test/parser/flinksql/syntax/alterStatement.test.ts

@@ -1,38 +1,36 @@
 import FlinkSQL from "../../../../src/parser/flinksql";
+import { readSQL } from "../../../helper";
 
-describe('FlinkSQL Create Table Syntax Tests', () => {
+const features = {
+    table: readSQL(__dirname, 'alterTable.sql'),
+    view: readSQL(__dirname, 'alterView.sql'),
+    function: readSQL(__dirname, 'alterFunction.sql'),
+    database: readSQL(__dirname, 'alterDatabase.sql'),
+};
+
+describe('FlinkSQL Alter Statements Syntax Tests', () => {
     const parser = new FlinkSQL();
     // Alter statements
-    test('Test simple alter table Statement', () => {
-        const sql = `
-            ALTER TABLE Orders RENAME TO NewOrders;
-            ALTER TABLE sample_table SET ('key1'='value2');
-        `;
-        const result = parser.validate(sql);
-        expect(result.length).toBe(0);
+    features.table.forEach((sql) => {
+        it(sql, () => {
+            expect(parser.validate(sql).length).toBe(0);
         });
-    test('Test simple alter view Statement', () => {
-        const sql = `
-            ALTER VIEW v1 RENAME TO v2;
-            ALTER VIEW v1 AS SELECT c1, c2 FROM tbl;
-        `;
-        const result = parser.validate(sql);
-        expect(result.length).toBe(0);
     });
-    test('Test simple alter database Statement', () => {
-        const sql = `ALTER DATABASE tempDB SET ("key1"="value1");`;
-        const result = parser.validate(sql);
-        expect(result.length).toBe(0);
+    features.view.forEach((sql) => {
+        it(sql, () => {
+            expect(parser.validate(sql).length).toBe(0);
+        });
+    });
+    features.database.forEach((sql) => {
+        it(sql, () => {
+            expect(parser.validate(sql).length).toBe(0);
+        });
+    });
+    
+    features.function.forEach((sql) => {
+        it(sql, () => {
+            expect(parser.validate(sql).length).toBe(0);
         });
-    test('Test simple alter function Statement', () => {
-        const sql = `
-            ALTER FUNCTION tempFunction AS 'SimpleUdf';
-            ALTER TEMPORARY FUNCTION IF EXISTS tempFunction AS 'SimpleUdf';
-            ALTER TEMPORARY SYSTEM FUNCTION IF EXISTS tempFunction AS 'SimpleUdf';
-            ALTER FUNCTION myudf AS 'com.example.MyUdf' LANGUAGE PYTHON;
-        `;
-        const result = parser.validate(sql);
-        expect(result.length).toBe(0);
     });
 });
 

test/parser/flinksql/syntax/fixtures/alterDatabase.sql

@@ -0,0 +1 @@
+ALTER DATABASE tempDB SET ("key1"="value1");

test/parser/flinksql/syntax/fixtures/alterFunction.sql

@@ -0,0 +1,7 @@
+ALTER FUNCTION tempFunction AS 'SimpleUdf';
+
+ALTER TEMPORARY FUNCTION IF EXISTS tempFunction AS 'SimpleUdf';
+
+ALTER TEMPORARY SYSTEM FUNCTION IF EXISTS tempFunction AS 'SimpleUdf';
+
+ALTER FUNCTION myudf AS 'com.example.MyUdf' LANGUAGE PYTHON;

test/parser/flinksql/syntax/fixtures/alterTable.sql

@@ -0,0 +1,7 @@
+ALTER TABLE
+    Orders RENAME TO NewOrders;
+
+ALTER TABLE
+    sample_table
+SET
+    ('key1' = 'value2');

test/parser/flinksql/syntax/fixtures/alterView.sql

@@ -0,0 +1,8 @@
+ALTER VIEW v1 RENAME TO v2;
+
+ALTER VIEW v1 AS
+SELECT
+    c1,
+    c2
+FROM
+    tbl;