Why does my overlayTop tab bar appear at bottom?

[bflatmajor]

react-native, react and native-base version

React Native: 0.48.4.

React: 16.0.0-alpha.12.

Native Base: 2.3.3.

Expected behaviour

At top.

Actual behaviour

At bottom.

Steps to reproduce (code snippet or screenshot)

<Container style={{paddingVertical: 50}}>
    <Tabs tabBarPosition="overlayTop">
        <Tab heading="Tab 1">
            <Text>1</Text>
        </Tab>
        <Tab heading="Tab 2">
            <Text>2</Text>
        </Tab>
        <Tab heading="Tab 3">
            <Text>3</Text>
        </Tab>
    </Tabs>
</Container>

Screenshot of emulator/device

Is the bug present in both ios and android or in any one of them?

Only tested on iOS.

[akhil-ga]

Fixed position in #1355

[SupriyaKalghatgi]

Fixed with NativeBase 2.3.5