Enhancement: Paginate conversation calls in tabs (#560)

* Use conversationPage module for pagination

* Load more conversations

* Reset list if conversation status is changed

* Add specs to conversationPage

* Reset filter when page is re-mounted

* Update text

* Update text

app/javascript/dashboard/store/modules/specs/conversationPage/getters.spec.js

@@ -0,0 +1,29 @@
+import { getters } from '../../conversationPage';
+
+describe('#getters', () => {
+  it('getCurrentPage', () => {
+    const state = {
+      currentPage: {
+        me: 1,
+        unassigned: 2,
+        all: 3,
+      },
+    };
+    expect(getters.getCurrentPage(state)('me')).toEqual(1);
+    expect(getters.getCurrentPage(state)('unassigned')).toEqual(2);
+    expect(getters.getCurrentPage(state)('all')).toEqual(3);
+  });
+
+  it('getCurrentPage', () => {
+    const state = {
+      hasEndReached: {
+        me: false,
+        unassigned: true,
+        all: false,
+      },
+    };
+    expect(getters.getHasEndReached(state)('me')).toEqual(false);
+    expect(getters.getHasEndReached(state)('unassigned')).toEqual(true);
+    expect(getters.getHasEndReached(state)('all')).toEqual(false);
+  });
+});