fix: messaging for empty test suite list (#921)

packages/web/src/components/pages/TestSuites/TestSuitesList/EmptyTestSuites.tsx

@@ -4,13 +4,24 @@ import {EmptyListContent, HelpCard} from '@molecules';
 
 import {externalLinks} from '@utils/externalLinks';
 
-const EmptyTestSuites: FC<{action: () => void}> = props => {
-  const {action} = props;
+interface EmptyTestSuitesProps {
+  action: () => void;
+  isClusterAvailable?: boolean;
+}
 
+const EmptyTestSuites: FC<EmptyTestSuitesProps> = ({action, isClusterAvailable}) => {
   return (
     <EmptyListContent
-      title="Create your first test suite in a few easy steps."
-      description="Simply define your test suites, add any tests, execute it and view the results!"
+      title={
+        isClusterAvailable
+          ? 'Create your first test suite in a few easy steps.'
+          : 'This environment does not have any test suites defined.'
+      }
+      description={
+        isClusterAvailable
+          ? 'Simply define your test suites, add any tests, execute it and view the results!'
+          : 'To add a test suite, connect an agent to this environment.'
+      }
       buttonText="Add a new test suite"
       emptyListReadonlyDescription="We could not find any test suites in this environment."
       emptyListReadonlyTitle="No test suites found"