Add compatible version check to soda5.js

Author: cjbj

test/soda5.js

@@ -511,29 +511,52 @@ describe('173. soda5.js', () => {
       should.not.exist(err);
     }
 
+    let compatibleVersion;
+    if (dbconfig.test.DBA_PRIVILEGE) {
+      try {
+        const connectionDetails = {
+          user          : dbconfig.test.DBA_user,
+          password      : dbconfig.test.DBA_password,
+          connectString : dbconfig.connectString,
+          privilege     : oracledb.SYSDBA,
+        };
+        let conn = await oracledb.getConnection(connectionDetails);
+        let res = await conn.execute("select name, value from v$parameter where name like lower('%'||:x||'%')", ['COMPATIBLE']);
+        if(res.rows.length > 0) {
+          compatibleVersion = res.rows[0][1];
+        }
+        await conn.close();
+      } catch (err) {
+        should.not.exist(err);
+      }
+    }
+    const isCreateIndexEnabled = sodaUtil.versionStringCompare(compatibleVersion, '12.2.0.0.0');
     try {
       let indexSpec = {
         "name": "TEST_IDX",
         "search_on": "none",
         "dataguide": "on"
       };
-      await collection.createIndex(indexSpec);
-
-      let outDocument = await collection.getDataGuide();
-      should.exist(outDocument);
-    
+      if (isCreateIndexEnabled >= 0) {
+        await collection.createIndex(indexSpec);
+        let outDocument = await collection.getDataGuide();
+        should.exist(outDocument);
+      } else if(isCreateIndexEnabled < 0){
+        await sodaUtil.assertThrowsAsync(async () => {await collection.createIndex(indexSpec);}, /ORA-00406:/);
+      }
     } catch(err) {
       should.not.exist(err);
     }
-
-    try {
-      let result = await collection.dropIndex('TEST_IDX');
-      should.strictEqual(result.dropped, true);
-      await conn.commit();
-      await collection.drop();
-      await conn.close();
-    } catch(err) {
-      should.not.exist(err);
+    if (isCreateIndexEnabled >= 0) {
+      try {
+        let result = await collection.dropIndex('TEST_IDX');
+        should.strictEqual(result.dropped, true);
+        await conn.commit();
+        await collection.drop();
+        await conn.close();
+      } catch(err) {
+        should.not.exist(err);
+      }
     }
 
   }); // 173.12

test/sodaUtil.js

@@ -105,4 +105,27 @@ sodaUtil.t_contents = [
   { id: 1005, name: "May",      office: "London" },
   { id: 1006, name: "Joe",      office: "San Francisco" },
   { id: 1007, name: "Gavin",    office: "New York" }
-];
+];
+
+
+// Function versionStringCompare returns:
+// * 1 if version1 is greater than version2
+// * -1 if version1 is smaller than version2
+// * 0 if version1 is equal to version2
+// * undefined if eigher version1 or version2 is not string
+sodaUtil.versionStringCompare = function(version1, version2) {
+  if (typeof version1 === 'string' && typeof version2 === 'string') {
+    let tokens1 = version1.split('.');
+    let tokens2 = version2.split('.');
+    let len = Math.min(tokens1.length, tokens2.length);
+    for (let i = 0; i < len; i++) {
+      const t1 = parseInt(tokens1[i]), t2 = parseInt(tokens2[i]);
+      if (t1 > t2) return 1;
+      if (t1 < t2) return -1;
+    }
+    if (tokens1.length < tokens2.length) return 1;
+    if (tokens1.length > tokens2.length) return -1;
+    return 0;
+  }
+  return undefined;
+}