Merge pull request #251 from jimbol/expose-dependencies

Expose selector dependencies for testing purposes
reduxjs · Jun 22, 2018 · 59456cd · 59456cd
2 parents 29851a0 + fd3238c
commit 59456cd
Show file tree

Hide file tree

Showing 2 changed files with 15 additions and 0 deletions.
diff --git a/src/index.js b/src/index.js
@@ -79,6 +79,7 @@ export function createSelectorCreator(memoize, ...memoizeOptions) {
     })
 
     selector.resultFunc = resultFunc
+    selector.dependencies = dependencies
     selector.recomputations = () => recomputations
     selector.resetRecomputations = () => recomputations = 0
     return selector

diff --git a/test/test_selector.js b/test/test_selector.js
@@ -414,4 +414,18 @@ suite('selector', () => {
     )
     assert.equal(selector.resultFunc, lastFunction)
   })
+  test('export dependencies as dependencies', () => {
+    const dependency1 = (state) => { state.a }
+    const dependency2 = (state) => { state.a }
+
+    const selector = createSelector(
+      dependency1,
+      dependency2,
+      () => {}
+    )
+    assert.deepEqual(selector.dependencies, [
+      dependency1,
+      dependency2
+    ])
+  })
 })