Add test for just checking DOM names to be sure none of future refactoring will affect this

web/core/src/jsTest/kotlin/elements/ElementsTests.kt

@@ -9,23 +9,131 @@ import androidx.compose.runtime.Composable
 import org.jetbrains.compose.web.attributes.AttrsBuilder
 import org.jetbrains.compose.web.attributes.Tag
 import org.jetbrains.compose.web.core.tests.runTest
+import org.jetbrains.compose.web.dom.A
+import org.jetbrains.compose.web.dom.B
+import org.jetbrains.compose.web.dom.Br
+import org.jetbrains.compose.web.dom.Button
+import org.jetbrains.compose.web.dom.Caption
+import org.jetbrains.compose.web.dom.Code
+import org.jetbrains.compose.web.dom.Col
+import org.jetbrains.compose.web.dom.Colgroup
 import org.jetbrains.compose.web.dom.ContentBuilder
+import org.jetbrains.compose.web.dom.Div
+import org.jetbrains.compose.web.dom.Em
+import org.jetbrains.compose.web.dom.Footer
+import org.jetbrains.compose.web.dom.Form
+import org.jetbrains.compose.web.dom.H1
+import org.jetbrains.compose.web.dom.H2
+import org.jetbrains.compose.web.dom.H3
+import org.jetbrains.compose.web.dom.H4
+import org.jetbrains.compose.web.dom.H5
+import org.jetbrains.compose.web.dom.H6
+import org.jetbrains.compose.web.dom.Hr
+import org.jetbrains.compose.web.dom.I
+import org.jetbrains.compose.web.dom.Img
+import org.jetbrains.compose.web.dom.Label
+import org.jetbrains.compose.web.dom.Main
+import org.jetbrains.compose.web.dom.Nav
+import org.jetbrains.compose.web.dom.Ol
+import org.jetbrains.compose.web.dom.OptGroup
+import org.jetbrains.compose.web.dom.Option
+import org.jetbrains.compose.web.dom.P
+import org.jetbrains.compose.web.dom.Pre
+import org.jetbrains.compose.web.dom.Section
+import org.jetbrains.compose.web.dom.Select
+import org.jetbrains.compose.web.dom.Small
+import org.jetbrains.compose.web.dom.Span
+import org.jetbrains.compose.web.dom.Table
 import org.jetbrains.compose.web.dom.TagElement
+import org.jetbrains.compose.web.dom.Tbody
+import org.jetbrains.compose.web.dom.Td
 import org.jetbrains.compose.web.dom.Text
+import org.jetbrains.compose.web.dom.TextArea
+import org.jetbrains.compose.web.dom.Tfoot
+import org.jetbrains.compose.web.dom.Th
+import org.jetbrains.compose.web.dom.Thead
+import org.jetbrains.compose.web.dom.Tr
+import org.jetbrains.compose.web.dom.Ul
 import org.w3c.dom.HTMLElement
+import org.w3c.dom.get
 import kotlin.test.Test
 import kotlin.test.assertEquals
 
 
 class ElementsTests {
+    @Test
+    fun nodeNames() = runTest {
+        val nodes = listOf<Pair<@Composable () -> Unit, String>>(
+            Pair({ Div() }, "DIV"),
+            Pair({ A() }, "A"),
+            Pair({ Button() }, "BUTTON"),
+            Pair({ H1() }, "H1"),
+            Pair({ H2() }, "H2"),
+            Pair({ H3() }, "H3"),
+            Pair({ H4() }, "H4"),
+            Pair({ H5() }, "H5"),
+            Pair({ H6() }, "H6"),
+
+            Pair({ P() }, "P"),
+            Pair({ Em() }, "EM"),
+            Pair({ I() }, "I"),
+            Pair({ B() }, "B"),
+
+            Pair({ Small() }, "SMALL"),
+            Pair({ Span() }, "SPAN"),
+            Pair({ Br() }, "BR"),
+            Pair({ Ul() }, "UL"),
+            Pair({ Ol() }, "OL"),
+
+            //Pair({ Tag.Li() }, "LI"),
+            Pair({ Img(src="whatever") }, "IMG"),
+
+            Pair({ Form() }, "FORM"),
+            Pair({ Select() }, "SELECT"),
+            Pair({ Option("whatever") }, "OPTION"),
+            Pair({ OptGroup("whatever") }, "OPTGROUP"),
+
+            Pair({ Section() }, "SECTION"),
+            Pair({ TextArea(value = "whatever") }, "TEXTAREA"),
+            Pair({ Nav() }, "NAV"),
+            Pair({ Pre() }, "PRE"),
+            Pair({ Code() }, "CODE"),
+            Pair({ Main() }, "MAIN"),
+            Pair({ Footer() }, "FOOTER"),
+
+            Pair({ Hr() }, "HR"),
+            Pair({ Label() }, "LABEL"),
+            Pair({ Table() }, "TABLE"),
+            Pair({ Caption() }, "CAPTION"),
+            Pair({ Col() }, "COL"),
+            Pair({ Colgroup() }, "COLGROUP"),
+            Pair({ Tr() }, "TR"),
+            Pair({ Thead() }, "THEAD"),
+            Pair({ Th() }, "TH"),
+            Pair({ Td() }, "TD"),
+            Pair({ Tbody() }, "TBODY"),
+            Pair({ Tfoot() }, "TFOOT"),
+        )
+
+        composition {
+            nodes.forEach {
+                it.first.invoke()
+            }
+        }
+
+        nodes.forEachIndexed { index, it ->
+            assertEquals(it.second, root.children[index]?.nodeName)
+        }
+    }
+
     @Test
     fun rawCreation() = runTest {
         @Composable
         fun CustomElement(
-                attrs: AttrsBuilder<Tag.Div>.() -> Unit,
-                content: ContentBuilder<HTMLElement>? = null
+            attrs: AttrsBuilder<Tag.Div>.() -> Unit,
+            content: ContentBuilder<HTMLElement>? = null
         ) {
-            TagElement<Tag.Div, HTMLElement>(
+            TagElement(
                 tagName = "custom",
                 applyAttrs = attrs,
                 content