1 files changed, 39 insertions, 0 deletions
diff --git a/web/src/js/__tests__/ducks/ui/optionSpec.js b/web/src/js/__tests__/ducks/ui/optionSpec.js
new file mode 100644
index 00000000..4b6b43cc
--- /dev/null
+++ b/web/src/js/__tests__/ducks/ui/optionSpec.js
@@ -0,0 +1,39 @@
+import reduceOption, * as optionActions from '../../../ducks/ui/option'
+
+describe('option reducer', () => {
+
+    it('should return the initial state', () => {
+        expect(reduceOption(undefined, {})).toEqual({})
+    })
+
+    let state = undefined
+    it('should handle option update start', () => {
+        state = reduceOption(undefined, {
+            type: optionActions.OPTION_UPDATE_START, option: 'foo', value: 'bar'
+        })
+        expect(state).toEqual({
+            foo: {
+                error: false,
+                isUpdating: true,
+                value: 'bar'
+            }
+        })
+    })
+
+    it('should handle option update success', () => {
+        expect(reduceOption(state, {
+            type: optionActions.OPTION_UPDATE_SUCCESS, option: 'foo'
+        })).toEqual({})
+    })
+
+    it('should handle option update error', () => {
+        expect(reduceOption(undefined, {
+            type: optionActions.OPTION_UPDATE_ERROR, option: 'foo', error: 'errorMsg'
+        })).toEqual({
+            foo: {
+                error: 'errorMsg',
+                isUpdating: false,
+            }
+        })
+    })
+})