fix(ResponsiveRow): handle unbounded width and child controls with col=0

client/pubspec.lock

@@ -359,7 +359,7 @@ packages:
       path: "../packages/flet"
       relative: true
     source: path
-    version: "0.83.0"
+    version: "0.83.1"
   flet_ads:
     dependency: "direct main"
     description:
@@ -911,10 +911,10 @@ packages:
     dependency: transitive
     description:
       name: matcher
-      sha256: "12956d0ad8390bbcc63ca2e1469c0619946ccb52809807067a7020d57e647aa6"
+      sha256: dc0b7dc7651697ea4ff3e69ef44b0407ea32c487a39fff6a4004fa585e901861
       url: "https://pub.dev"
     source: hosted
-    version: "0.12.18"
+    version: "0.12.19"
   material_color_utilities:
     dependency: transitive
     description:
@@ -1628,10 +1628,10 @@ packages:
     dependency: transitive
     description:
       name: test_api
-      sha256: "93167629bfc610f71560ab9312acdda4959de4df6fac7492c89ff0d3886f6636"
+      sha256: "8161c84903fd860b26bfdefb7963b3f0b68fee7adea0f59ef805ecca346f0c7a"
       url: "https://pub.dev"
     source: hosted
-    version: "0.7.9"
+    version: "0.7.10"
   torch_light:
     dependency: transitive
     description:

packages/flet/lib/src/controls/responsive_row.dart

@@ -25,6 +25,14 @@ class ResponsiveRowControl extends StatelessWidget with FletStoreMixin {
     return withPageSize((context, view) {
       var result = LayoutBuilder(
           builder: (BuildContext context, BoxConstraints constraints) {
+        if (!constraints.hasBoundedWidth) {
+          return const ErrorControl(
+            "Error displaying ResponsiveRow: width is unbounded.",
+            description:
+                "Set a fixed width, a non-zero expand, or place it inside a control with bounded width.",
+          );
+        }
+
         // breakpoints
         final rawBreakpoints =
             control.get<Map>("breakpoints", view.breakpoints)!;

sdk/python/packages/flet/integration_tests/controls/core/test_page_view.py

@@ -1,10 +1,17 @@
 import pytest
+import pytest_asyncio
 
 import flet as ft
 import flet.testing as ftt
 
 
-@pytest.mark.asyncio(loop_scope="module")
+# Create a new flet_app instance for each test method
+@pytest_asyncio.fixture(scope="function", autouse=True)
+def flet_app(flet_app_function):
+    return flet_app_function
+
+
+@pytest.mark.asyncio(loop_scope="function")
 async def test_basic(flet_app: ftt.FletTestApp, request):
     await flet_app.assert_control_screenshot(
         request.node.name,
@@ -30,3 +37,29 @@ async def test_basic(flet_app: ftt.FletTestApp, request):
             ],
         ),
     )
+
+
+@pytest.mark.asyncio(loop_scope="function")
+async def test_unbounded_height(flet_app: ftt.FletTestApp, request):
+    flet_app.page.theme_mode = ft.ThemeMode.LIGHT
+    await flet_app.assert_control_screenshot(
+        request.node.name,
+        ft.Column(
+            controls=[
+                ft.PageView(
+                    controls=[
+                        ft.Container(
+                            bgcolor=ft.Colors.PURPLE,
+                            alignment=ft.Alignment.CENTER,
+                            content=ft.Text("One", color=ft.Colors.WHITE),
+                        ),
+                        ft.Container(
+                            bgcolor=ft.Colors.TEAL,
+                            alignment=ft.Alignment.CENTER,
+                            content=ft.Text("Two", color=ft.Colors.WHITE),
+                        ),
+                    ],
+                )
+            ]
+        ),
+    )

sdk/python/packages/flet/integration_tests/controls/core/test_pagelet.py

@@ -111,3 +111,19 @@ async def test_cupertino_adaptive(flet_app: ftt.FletTestApp, request):
             ),
         ),
     )
+
+
+@pytest.mark.asyncio(loop_scope="function")
+async def test_unbounded_height(flet_app: ftt.FletTestApp, request):
+    flet_app.page.theme_mode = ft.ThemeMode.LIGHT
+    await flet_app.assert_control_screenshot(
+        request.node.name,
+        ft.Column(
+            controls=[
+                ft.Pagelet(
+                    appbar=ft.AppBar(title="Pagelet AppBar"),
+                    content=ft.Text("Pagelet Content"),
+                )
+            ]
+        ),
+    )

sdk/python/packages/flet/integration_tests/controls/core/test_responsive_row.py

@@ -1,10 +1,17 @@
 import pytest
+import pytest_asyncio
 
 import flet as ft
 import flet.testing as ftt
 
 
-@pytest.mark.asyncio(loop_scope="module")
+# Create a new flet_app instance for each test method
+@pytest_asyncio.fixture(scope="function", autouse=True)
+def flet_app(flet_app_function):
+    return flet_app_function
+
+
+@pytest.mark.asyncio(loop_scope="function")
 async def test_responsive_row_basic(flet_app: ftt.FletTestApp, request):
     await flet_app.assert_control_screenshot(
         request.node.name,
@@ -16,3 +23,21 @@ async def test_responsive_row_basic(flet_app: ftt.FletTestApp, request):
             ],
         ),
     )
+
+
+@pytest.mark.asyncio(loop_scope="function")
+async def test_unbounded_width(flet_app: ftt.FletTestApp, request):
+    flet_app.page.theme_mode = ft.ThemeMode.LIGHT
+    await flet_app.assert_control_screenshot(
+        request.node.name,
+        ft.Row(
+            controls=[
+                ft.ResponsiveRow(
+                    controls=[
+                        ft.Text("Item 1"),
+                        ft.Text("Item 2"),
+                    ]
+                )
+            ]
+        ),
+    )

sdk/python/packages/flet/integration_tests/controls/material/test_navigation_rail.py

@@ -82,3 +82,32 @@ async def test_no_selected_icon(flet_app: ftt.FletTestApp, request):
             ),
         ),
     )
+
+
+@pytest.mark.asyncio(loop_scope="function")
+async def test_unbounded_height(flet_app: ftt.FletTestApp, request):
+    flet_app.page.theme_mode = ft.ThemeMode.LIGHT
+    await flet_app.assert_control_screenshot(
+        request.node.name,
+        ft.Column(
+            controls=[
+                ft.NavigationRail(
+                    selected_index=0,
+                    label_type=ft.NavigationRailLabelType.ALL,
+                    min_width=100,
+                    destinations=[
+                        ft.NavigationRailDestination(
+                            icon=ft.Icons.FAVORITE_BORDER,
+                            selected_icon=ft.Icons.FAVORITE,
+                            label="First",
+                        ),
+                        ft.NavigationRailDestination(
+                            icon=ft.Icons.SETTINGS_OUTLINED,
+                            selected_icon=ft.Icon(ft.Icons.SETTINGS),
+                            label=ft.Text("Settings"),
+                        ),
+                    ],
+                )
+            ]
+        ),
+    )

sdk/python/packages/flet/integration_tests/controls/material/test_tabs.py

@@ -271,3 +271,35 @@ async def test_disabled_tabs(flet_app: ftt.FletTestApp):
     await flet_app.tester.pump_and_settle()
     assert tabs.selected_index == 1
     assert clicked_indexes == [1]
+
+
+@pytest.mark.asyncio(loop_scope="function")
+async def test_unbounded_tabbarview_height(flet_app: ftt.FletTestApp, request):
+    flet_app.page.theme_mode = ft.ThemeMode.LIGHT
+    await flet_app.assert_control_screenshot(
+        name=request.node.name,
+        control=ft.Column(
+            controls=[
+                ft.Tabs(
+                    length=1,
+                    content=ft.Column(
+                        controls=[
+                            ft.TabBar(
+                                tabs=[
+                                    ft.Tab(label="Tab 1"),
+                                ]
+                            ),
+                            ft.TabBarView(
+                                controls=[
+                                    ft.Container(
+                                        content=ft.Text("Tab 1 content"),
+                                        alignment=ft.Alignment.CENTER,
+                                    )
+                                ],
+                            ),
+                        ],
+                    ),
+                )
+            ]
+        ),
+    )

sdk/python/packages/flet/src/flet/controls/material/navigation_rail.py

@@ -56,7 +56,7 @@ class NavigationRailDestination(Control):
     Represents a destination in a `NavigationRail`.
     """
 
-    icon: Optional[IconDataOrControl] = None
+    icon: IconDataOrControl
     """
     The [name of the icon](https://docs.flet.dev/types/icons) or `Control` of the \
     destination.