Add frontend smoke tests for annotations (#1154)

* Add smoke test for annotations features

* Do not save during annotations tests

* Fix botched rebase in dev guidelines

* Revert "Do not save during annotations tests"

This reverts commit f0bd970bb2.

* Respond to feedback from @bkmartinjr

client/src/components/categorical/annoDialogAddLabel.js

@@ -101,6 +101,8 @@ class Category extends React.Component {
             annotations.isAddingNewLabel &&
             annotations.categoryAddingNewLabel === metadataField
           }
+          inputProps={{ "data-testid": `${metadataField}:create-label-dialog` }}
+          primaryButtonProps={{ "data-testid": `${metadataField}:submit-label` }}
           title="Add new label to category"
           instruction="New, unique label name:"
           cancelTooltipContent="Close this dialog without adding a label."
@@ -116,6 +118,7 @@ class Category extends React.Component {
             <AnnoInputs
               useSuggest={ontologyEnabled}
               text={newLabelText}
+              inputProps={{ "data-testid": `${metadataField}:new-label-name` }}
               handleCreateArbitraryLabel={this.handleCreateArbitraryLabel}
               handleItemChange={this.handleSuggestActiveItemChange}
               handleChoice={this.handleChoice}