final e2e tests for compilation error check

apps/remix-ide-e2e/src/tests/solidityUnittests.spec.ts

@@ -90,7 +90,7 @@ module.exports = {
       .waitForElementContainsText('*[data-id="testTabTestsExecutionStopped"]', 'The test execution has been stopped', 60000)
   },
 
-  'Should fail on compilation': function (browser: NightwatchBrowser) {
+  'Should fail on compilation, open file on error click, not disappear error': function (browser: NightwatchBrowser) {
     browser.waitForElementPresent('*[data-id="verticalIconsKindfilePanel"]')
       .addFile('tests/compilationError_test.sol', sources[0]['compilationError_test.sol'])
       .click('div[title="default_workspace/tests/compilationError_test.sol"] span[class="close"]')
@@ -102,16 +102,9 @@ module.exports = {
       .waitForElementContainsText('*[data-id="testTabSolidityUnitTestsOutput"]', 'SyntaxError: No visibility specified', 120000)
       .waitForElementContainsText('*[data-id="testTabTestsExecutionStoppedError"]', 'The test execution has been stopped because of error(s) in your test file', 120000)
       .click('*[data-id="tests/compilationError_test.sol"]')
-      .getEditorValue((content) => {
-        browser.assert.ok(content.indexOf(`
-        contract failOnCompilation {
-          fallback() {
-  
-          }
-        }`) !== -1,
-        'current displayed content is not from the compilationError_test source code')
-      })
-      .pause(20000)
+      .pause(1000)
+      .getEditorValue((content) => browser.assert.ok(content.indexOf(`contract failOnCompilation {`) !== -1))
+      .verify.elementPresent('*[data-id="tests/compilationError_test.sol"]')
   },
 
   'Should fail on deploy': function (browser: NightwatchBrowser) {
@@ -451,7 +444,7 @@ const sources = [
     },
     'compilationError_test.sol': {
       content: `
-      pragma solidity ^0.7.0;
+      pragma solidity ^0.8.0;
       
       contract failOnCompilation {
         fallback() {