Introduce separate CSSDisplayTests

web/core/src/jsTest/kotlin/css/CSSDisplayTests.kt

@@ -0,0 +1,45 @@
+/*
+ * Copyright 2020-2021 JetBrains s.r.o. and respective authors and developers.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE.txt file.
+ */
+
+package org.jetbrains.compose.web.core.tests.css
+
+import org.jetbrains.compose.web.core.tests.runTest
+import org.jetbrains.compose.web.core.tests.values
+import org.jetbrains.compose.web.css.DisplayStyle
+import org.jetbrains.compose.web.css.display
+import org.jetbrains.compose.web.css.value
+import org.jetbrains.compose.web.dom.Div
+import org.w3c.dom.HTMLElement
+import org.w3c.dom.get
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class CSSDisplayTests {
+
+    @Test
+    fun stylesDisplay() = runTest {
+        val enumValues = DisplayStyle.values()
+
+        composition {
+            enumValues.forEach { displayStyle ->
+                Div(
+                    {
+                        style {
+                            display(displayStyle)
+                        }
+                    }
+                )
+            }
+        }
+
+        enumValues.forEachIndexed { index, displayStyle ->
+            assertEquals(
+                displayStyle.value,
+                (root.children[index] as HTMLElement).style.display
+            )
+        }
+    }
+
+}