fixes unresponsive clear all on survey step

awx/ui_next/src/components/LaunchPrompt/getSurveyValues.js

@@ -1,7 +1,10 @@
 export default function getSurveyValues(values) {
   const surveyValues = {};
   Object.keys(values).forEach(key => {
-    if (key.startsWith('survey_')) {
+    if (key.startsWith('survey_') && values[key] !== []) {
+      if (Array.isArray(values[key]) && values[key].length === 0) {
+        return;
+      }
       surveyValues[key.substr(7)] = values[key];
     }
   });

awx/ui_next/src/components/LaunchPrompt/steps/PreviewStep.jsx

@@ -48,7 +48,7 @@ function PreviewStep({ resource, config, survey, formErrors, i18n }) {
 
   return (
     <Fragment>
-      {formErrors.length > 0 && (
+      {formErrors && (
         <ErrorMessageWrapper>
           {i18n._(t`Some of the previous step(s) have errors`)}
           <Tooltip

awx/ui_next/src/components/LaunchPrompt/steps/PreviewStep.test.jsx

@@ -104,4 +104,31 @@ describe('PreviewStep', () => {
       extra_vars: 'one: 1',
     });
   });
+
+  test('should remove survey with empty array value', async () => {
+    let wrapper;
+    await act(async () => {
+      wrapper = mountWithContexts(
+        <Formik
+          initialValues={{ extra_vars: 'one: 1' }}
+          values={{ extra_vars: 'one: 1', survey_foo: [] }}
+        >
+          <PreviewStep
+            resource={resource}
+            config={{
+              ask_variables_on_launch: true,
+            }}
+            formErrors={formErrors}
+          />
+        </Formik>
+      );
+    });
+
+    const detail = wrapper.find('PromptDetail');
+    expect(detail).toHaveLength(1);
+    expect(detail.prop('resource')).toEqual(resource);
+    expect(detail.prop('overrides')).toEqual({
+      extra_vars: 'one: 1',
+    });
+  });
 });

awx/ui_next/src/components/LaunchPrompt/steps/SurveyStep.jsx

@@ -146,9 +146,14 @@ function MultiSelectField({ question, i18n }) {
           } else {
             helpers.setValue(field.value.concat(option));
           }
+          helpers.setTouched(true);
         }}
         isOpen={isOpen}
         selections={field.value}
+        onClear={() => {
+          helpers.setTouched(true);
+          helpers.setValue([]);
+        }}
       >
         {question.choices.split('\n').map(opt => (
           <SelectOption key={opt} value={opt} />

awx/ui_next/src/components/LaunchPrompt/steps/useSurveyStep.jsx

@@ -45,15 +45,9 @@ export default function useSurveyStep(config, visitedSteps, i18n) {
     });
     return errors;
   };
-  const formError = validate();
+  const formError = Object.keys(validate()).length > 0;
   return {
-    step: getStep(
-      config,
-      survey,
-      Object.keys(formError).length > 0,
-      i18n,
-      visitedSteps
-    ),
+    step: getStep(config, survey, formError, i18n, visitedSteps),
     formError,
     initialValues: getInitialValues(config, survey),
     survey,