[Lens] Parameter configurations and new dimension config flow

x-pack/plugins/lens/public/editor_frame_plugin/editor_frame/frame_layout.tsx

@@ -20,9 +20,9 @@ export function FrameLayout(props: FrameLayoutProps) {
     <RootDragDropProvider>
       <EuiFlexGroup>
         {/* TODO style this and add workspace prop and loading flags */}
-        <EuiFlexItem>{props.dataPanel}</EuiFlexItem>
-        <EuiFlexItem>{props.workspacePanel}</EuiFlexItem>
-        <EuiFlexItem>
+        <EuiFlexItem grow={null}>{props.dataPanel}</EuiFlexItem>
+        <EuiFlexItem grow={5}>{props.workspacePanel}</EuiFlexItem>
+        <EuiFlexItem grow={null}>
           {props.configPanel}
           {props.suggestionsPanel}
         </EuiFlexItem>

x-pack/plugins/lens/public/indexpattern_plugin/__mocks__/operations.ts

@@ -8,6 +8,7 @@ const actual = jest.requireActual('../operations');
 
 jest.spyOn(actual, 'getPotentialColumns');
 jest.spyOn(actual, 'getColumnOrder');
+jest.spyOn(actual.operationDefinitionMap.date_histogram, 'inlineOptions');
 
 export const {
   getPotentialColumns,
@@ -16,4 +17,5 @@ export const {
   getOperationDisplay,
   getOperationTypesForField,
   getOperationResultType,
+  operationDefinitionMap,
 } = actual;