Flexbox ios initial commit

Items now appear, but they should initially shrink and they don't

Add 15-ish tests for flexbox layout

Port reasonable flexbox test set

Fixing issues, adding unit tests

Moved from .tsx to .ts and used our ui/builder.parse

tests/app/testRunner.ts

@@ -62,6 +62,7 @@ allTests["WRAPLAYOUT"] = require("./ui/layouts/wrap-layout-tests");
 allTests["ABSOLUTELAYOUT"] = require("./ui/layouts/absolute-layout-tests");
 allTests["GRIDLAYOUT"] = require("./ui/layouts/grid-layout-tests");
 allTests["STACKLAYOUT"] = require("./ui/layouts/stack-layout-tests");
+allTests["FLEXBOXLAYOUT"] = require("./ui/layouts/flexbox-layout-tests");
 allTests["STYLE-PROPERTIES"] = require("./ui/styling/style-properties-tests");
 allTests["FRAME"] = require("./ui/frame/frame-tests");
 allTests["VIEW"] = require("./ui/view/view-tests");

tests/tsconfig.json

@@ -10,7 +10,9 @@
         "experimentalDecorators": true,
         "diagnostics": true,
         "sourceMap": true,
-        "noLib": true
+        "noLib": true,
+        "jsx": "react",
+        "reactNamespace": "UIBuilder"
     },
     "exclude": [
         "node_modules",