Add test automation for miscellaneous sample and sample type issues.

src/org/labkey/test/components/ui/domainproperties/EntityTypeDesigner.java

@@ -366,13 +366,26 @@ public List<String> getParentAliasOptions(int index)
     }
 
     public T setParentAlias(int index, @Nullable String alias, @Nullable String optionDisplayText)
+    {
+        return setParentAlias(index, alias, optionDisplayText, false);
+    }
+
+    public T setParentAlias(int index, @Nullable String alias, @Nullable String optionDisplayText, boolean isRequired)
     {
         expandPropertiesPanel();
         elementCache().parentAlias(index).setValue(alias);
         if (optionDisplayText != null)
         {
             elementCache().parentAliasSelect(index).select(optionDisplayText);
         }
+
+        // The "Required" checkbox is not presented outside of the apps. Only a test running in the app could set
+        // this parent field to being required.
+        if (isRequired)
+        {
+            getWrapper().setCheckbox(elementCache().parentAliasRequiredCheckbox(index), isRequired);
+        }
+
         return getThis();
     }
 
@@ -447,6 +460,12 @@ public Input parentAlias(int index)
             return parentAliases().get(index);
         }
 
+        public WebElement parentAliasRequiredCheckbox(int index)
+        {
+            return Locator.tagWithName("input","required").withAttribute("type", "checkbox")
+                    .findElements(propertiesPanel).get(index);
+        }
+
         public WebElement removeParentAliasIcon(int index)
         {
             return Locator.tagWithClass("span","domain-field-delete-icon").findElements(propertiesPanel).get(index);

src/org/labkey/test/components/ui/domainproperties/samples/SampleTypeDesigner.java

@@ -42,6 +42,11 @@ public T addParentAlias(String alias)
     }
 
     public T addParentAlias(String alias, @Nullable String optionDisplayText)
+    {
+        return addParentAlias(alias, optionDisplayText, false);
+    }
+
+    public T addParentAlias(String alias, @Nullable String optionDisplayText, boolean isRequired)
     {
         expandPropertiesPanel();
 
@@ -54,7 +59,7 @@ public T addParentAlias(String alias, @Nullable String optionDisplayText)
         {
             optionDisplayText = CURRENT_SAMPLE_TYPE;
         }
-        setParentAlias(initialCount, alias, optionDisplayText);
+        setParentAlias(initialCount, alias, optionDisplayText, isRequired);
         return getThis();
     }