added the start of an experimental browser API so we can access the browser environment from a typesafe kotlin API which can be implemented on a JVM (e.g. with JavaFX) or compiled natively to JS to reuse the browser global variables

libraries/stdlib/test/browser/BrowserTest.kt

@@ -0,0 +1,33 @@
+package test.browser
+
+import kotlin.dom.*
+import kotlin.browser.*
+
+import kotlin.test.*
+import org.junit.Test as test
+
+class BrowserTest {
+
+    test fun accessBrowserDOM() {
+        registerBrowserPage()
+
+        val h1 = document["h1"].first()
+        assertEquals("Hello World!", h1.text)
+    }
+
+    protected fun registerBrowserPage() {
+        // lets simulate being a browser registering its DOM
+        val doc = createDocument()
+        doc.addElement("html") {
+            addElement("body") {
+                addElement("h1") {
+                    addText("Hello World!")
+                }
+                addElement("p") {
+                    addText("This is some text content")
+                }
+            }
+        }
+        document = doc
+    }
+}