[TIMOB-24451] Android: Fix Ti.UI.ListView.getSectionCount()

[garymathews]

• Fix handleSectionCount() to return pre-loaded section count when a view has not been assigned

TEST CASE

• Project on JIRA

JIRA Ticket

[antw12]

CR & FT PASS 👍

[ssjsamir]

FR Passed Using the project provided above. Was able to see the return of section count which does not vary because of this i can see the section array.

Steps taken to test

• Downloaded the project shown in the description
• Imported the project into Appcelerator studio
• Ran the program (Alloy)
• Was able to see the return of section count which does not vary

Output shown from console (One line in the console)
[INFO] : {"caseInsensitiveSearch":true,"defaultItemTemplate":"detailsTemplate","sections":[{"headerTitle":null,"footerTitle":null,"items":[],"footerView":null,"headerView":null,"keepScreenOn":false,"children":[],"size":{"height":0,"width":0,"y":0,"x":0},"rect":{"height":0,"width":0,"y":0,"x":0},"apiName":"Ti.UI.ListSection","bubbleParent":true,"id":"__alloyId20"}],"canScroll":true,"sectionCount":1,"hiddenBehavior":4,"enabled":true,"visible":true,"touchEnabled":true,"backgroundRepeat":false,"height":"fill","keepScreenOn":false,"children":[],"size":{"height":523,"width":411,"y":0,"x":0},"rect":{"height":523,"width":411,"y":80,"x":0},"apiName":"Ti.UI.ListView","bubbleParent":true,"templates":{"detailsTemplate":{"properties":{"name":"detailsTemplate"},"childTemplates":[{"type":"Ti.UI.View","properties":{"height":40},"tiProxy":{"hiddenBehavior":4,"enabled":true,"visible":true,"touchEnabled":true,"backgroundRepeat":false,"height":40,"keepScreenOn":false,"children":[],"size":{"height":0,"width":0,"y":0,"x":0},"rect":{"height":0,"width":0,"y":0,"x":0},"apiName":"Ti.UI.View","bubbleParent":true}}],"tiProxy":{"hiddenBehavior":4,"enabled":true,"visible":true,"touchEnabled":true,"backgroundRepeat":false,"keepScreenOn":false,"children":[],"size":{"height":0,"width":0,"y":0,"x":0},"rect":{"height":0,"width":0,"y":0,"x":0},"apiName":"Ti.UI.ListItem","bubbleParent":true}}},"id":"detailsList"}

Environment
Appcelerator Command-Line Interface, version 6.1.0
Android Nexus 6p
Operating System Name: Mac OS X El Capitan
Operating System Version: 10.11.6
Node.js Version: 4.6.0
npm: 4.2.8
Xcode: 8.2
Appcelerator Studio: 4.8.1.201612050850