NativeScript/tests/app/ui/tabs/tabs-tests-new.ts

import { Image, Label, Builder, TabContentItem, Tabs, TabStrip, TabStripItem } from "@nativescript/core/ui";
import * as TKUnit from "../../tk-unit";

export function test_lowercase_declaration() {
    const root = Builder.parse(`
        <tabs>
            <tab-strip id="tab-strip">
                <tab-strip-item id="tab-strip-item">
                    <image src="res://icon"  id="tab-strip-item-image" />
                    <label text="test" id="tab-strip-item-label" />
                </tab-strip-item>
            </tab-strip>
            <tab-content-item id="tab-content-item">
                <label text="test" id="tab-content-item-label" />
            </tab-content-item>
        </tabs>
    `);

    const tabStrip = root.getViewById("tab-strip");
    const tabStripItem = root.getViewById("tab-strip-item");
    const tabStripItemImage = root.getViewById("tab-strip-item-image");
    const tabStripItemLabel = root.getViewById("tab-strip-item-label");
    const tabContentItem = root.getViewById("tab-content-item");
    const tabContentItemLabel = root.getViewById("tab-content-item-label");

    TKUnit.assert(root instanceof Tabs, "Expected result: Tabs!; Actual result: " + root);
    TKUnit.assert(tabStrip instanceof TabStrip, "Expected result: TabStrip!; Actual result: " + tabStrip);
    TKUnit.assert(tabStripItem instanceof TabStripItem, "Expected result: TabStripItem!; Actual result: " + tabStripItem);
    TKUnit.assert(tabStripItemImage instanceof Image, "Expected result: Image!; Actual result: " + tabStripItemImage);
    TKUnit.assert(tabStripItemLabel instanceof Label, "Expected result: Label!; Actual result: " + tabStripItemLabel);
    TKUnit.assert(tabContentItem instanceof TabContentItem, "Expected result: TabContentItem!; Actual result: " + tabContentItem);
    TKUnit.assert(tabContentItemLabel instanceof Label, "Expected result: Label!; Actual result: " + tabContentItemLabel);
}