fix style attributes in SSR

packages/ssr/tests/styles.rs

@@ -0,0 +1,40 @@
+use dioxus::prelude::*;
+
+#[test]
+fn static_styles() {
+    fn app(cx: Scope) -> Element {
+        render! { div { width: "100px" } }
+    }
+
+    let mut dom = VirtualDom::new(app);
+    _ = dom.rebuild();
+
+    assert_eq!(
+        dioxus_ssr::render(&dom),
+        r#"<div style="width:100px;"></div>"#
+    );
+}
+
+#[test]
+fn partially_dynamic_styles() {
+    let dynamic = 123;
+
+    assert_eq!(
+        dioxus_ssr::render_lazy(rsx! {
+            div { width: "100px", height: "{dynamic}px" }
+        }),
+        r#"<div style="width:100px;height:123px;"></div>"#
+    );
+}
+
+#[test]
+fn dynamic_styles() {
+    let dynamic = 123;
+
+    assert_eq!(
+        dioxus_ssr::render_lazy(rsx! {
+            div { width: "{dynamic}px" }
+        }),
+        r#"<div style="width:123px;"></div>"#
+    );
+}