one contract removed & indentation fixed

src/app/tabs/testTab/testTab.js

@@ -38,10 +38,10 @@ class TestTabLogic {
 
   generateTestContractSample () {
     return `pragma solidity >=0.4.0 <0.7.0;
-      import "remix_tests.sol"; // this import is automatically injected by Remix.
+import "remix_tests.sol"; // this import is automatically injected by Remix.
 
-      // file name has to end with '_test.sol'
-      contract test_1 {
+// file name has to end with '_test.sol'
+contract test_1 {
 
   function beforeAll() public {
     // here should instantiate tested contract
@@ -58,26 +58,8 @@ class TestTabLogic {
     // use the return value (true or false) to test the contract
     return true;
   }
-      }
-
-    contract test_2 {
-
-      function beforeAll() public {
-        // here should instantiate tested contract
-        Assert.equal(uint(4), uint(3), "error in before all function");
-      }
-
-      function check1() public {
-        // use 'Assert' to test the contract
-        Assert.equal(uint(2), uint(1), "error message");
-        Assert.equal(uint(2), uint(2), "error message");
-      }
-
-      function check2() public view returns (bool) {
-        // use the return value (true or false) to test the contract
-        return true;
-      }
-    }`
+}
+`
   }
 
 }