test: add hivesql unit test

test/parser/hive/lexer.test.ts

@@ -2,11 +2,15 @@ import SQLParser from '../../../src/parser/hive';
 
 describe('HiveSQL Lexer tests', () => {
     const parser = new SQLParser();
-    // select id,name,sex from user1;
+    test('select token counts', () => {
-    const sql = 'SELECT * FROM t1';
+        const sql = 'SELECT * FROM t1';
-    const tokens = parser.getAllTokens(sql);
+        const tokens = parser.getAllTokens(sql);
+        expect(tokens.length).toBe(4);
+    });
 
-    test('token counts', () => {
+    test('select token counts', () => {
-        expect(tokens.length).toBe(12);
+        const sql = 'show create table_name;';
+        const tokens = parser.getAllTokens(sql);
+        expect(tokens.length).toBe(4);
     });
 });

test/parser/hive/listener.test.ts

@@ -1,17 +1,16 @@
 import SQLParser, { HiveSqlListener } from '../../../src/parser/hive';
 
 describe('Hive SQL Listener Tests', () => {
-    const expectTableName = 'user1';
-    const sql = `select id,name,sex from ${expectTableName};`;
     const parser = new SQLParser();
+    test('Listener enterSelectList', async () => {
+        const expectTableName = 'userName';
+        const sql = `select ${expectTableName} from user1 where inc_day='20190601' limit 1000;`;
+        const parserTree = parser.parse(sql);
 
-    const parserTree = parser.parse(sql);
-
-    test('Listener enterTableName', async () => {
         let result = '';
         class MyListener extends HiveSqlListener {
-            enterTableName(ctx): void {
+            enterSelect_list(ctx): void {
-                result = ctx.getText().toLowerCase();
+                result = ctx.getText();
             }
         }
         const listenTableName: any = new MyListener();
@@ -19,4 +18,18 @@ describe('Hive SQL Listener Tests', () => {
         await parser.listen(listenTableName, parserTree);
         expect(result).toBe(expectTableName);
     });
+    test('Listener enterCreateTable', async () => {
+        const sql = `drop table table_name;`;
+        const parserTree = parser.parse(sql);
+        let result = '';
+        class MyListener extends HiveSqlListener {
+            enterDrop_stmt(ctx): void {
+                result = ctx.getText();
+            }
+        }
+        const listenTableName: any = new MyListener();
+
+        await parser.listen(listenTableName, parserTree);
+        expect(result).toBe('droptabletable_name');
+    });
 });

test/parser/hive/syntax.test.ts

@@ -7,10 +7,14 @@ describe('Hive SQL Syntax Tests', () => {
         const result = parser.validate(sql);
         expect(result.length).toBe(0);
     });
+    test('Create Table Statement', () => {
+        const sql = `alter table dm_gis.table_name add if not exists partition (inc_day = '20190601');`;
+        const result = parser.validate(sql);
+        expect(result.length).toBe(0);
+    });
     test('Wrong Select Statement', () => {
         const sql = 'SELECT add ABC from Where ;'
         const result = parser.validate(sql);
-        console.log(result)
         expect(result.length).toBe(2);
         expect(result[0].message).toBe(`no viable alternative at input 'SELECTaddABCfromWhere'`)
         expect(result[1].message).toBe(`mismatched input 'Where' expecting <EOF>`)

test/parser/hive/visitor.test.ts

@@ -1,15 +1,15 @@
 import SQLParser, { HiveSqlVisitor } from '../../../src/parser/hive';
 
 describe('Generic SQL Visitor Tests', () => {
-    const expectTableName = 'user1';
+    const expectTableName = 'dm_gis.dlv_addr_tc_count';
-    const sql = `select id,name,sex from ${expectTableName};`;
+    const sql = `select citycode,tc,inc_day from ${expectTableName} where inc_day='20190501' limit 100;`;
     const parser = new SQLParser();
 
     const parserTree = parser.parse(sql, (error) => {
         console.log('Parse error:', error);
     });
 
-    console.log('Parser tree string:', parser.toString(parserTree));
+    // console.log('Parser tree string:', parser.toString(parserTree));
 
     test('Visitor visitTableName', () => {
         let result = '';
@@ -19,6 +19,7 @@ describe('Generic SQL Visitor Tests', () => {
                 super.visitTable_name(ctx);
             }
         }
+
         const visitor: any = new MyVisitor();
         visitor.visit(parserTree);