rm TestsNg asserts

msa/black-box-tests/src/test/java/org/thingsboard/server/msa/ui/tests/rulechainssmoke/CreateRuleChainImportTest.java

@@ -41,7 +41,7 @@ public class CreateRuleChainImportTest extends AbstractRuleChainTest {
         ruleChainsPage.openImportRuleChainView();
         ruleChainsPage.browseFile().sendKeys(absolutePathToFileImportRuleChain);
 
-        Assert.assertTrue(ruleChainsPage.importingFile(IMPORT_RULE_CHAIN_FILE_NAME).isDisplayed());
+        assertIsDisplayed(ruleChainsPage.importingFile(IMPORT_RULE_CHAIN_FILE_NAME));
     }
 
     @Test(priority = 20, groups = "smoke")
@@ -63,7 +63,7 @@ public class CreateRuleChainImportTest extends AbstractRuleChainTest {
         ruleChainsPage.openImportRuleChainView();
         ruleChainsPage.browseFile().sendKeys(absolutePathToFileImportTxt);
 
-        Assert.assertTrue(ruleChainsPage.importingFile(EMPTY_IMPORT_MESSAGE).isDisplayed());
+        assertIsDisplayed(ruleChainsPage.importingFile(EMPTY_IMPORT_MESSAGE));
     }
 
     @Test(priority = 30, groups = "smoke")

msa/black-box-tests/src/test/java/org/thingsboard/server/msa/ui/tests/rulechainssmoke/DeleteSeveralRuleChainsTest.java

@@ -91,6 +91,6 @@ public class DeleteSeveralRuleChainsTest extends AbstractRuleChainTest {
         sideBarMenuView.ruleChainsBtn().click();
         ruleChainsPage.deleteSelected(2);
 
-        Assert.assertTrue(ruleChainsPage.assertRuleChainsIsNotPresent(ruleChainName));
+        ruleChainsPage.assertRuleChainsIsNotPresent(ruleChainName);
     }
 }