From d59c3d303be95d38320f94b5d7cde068824d81fd Mon Sep 17 00:00:00 2001
From: Anna Koskinen <Ansku@users.noreply.github.com>
Date: Tue, 1 Dec 2020 11:34:32 +0200
Subject: Ensure Composite's contents gets re-measured on resize. (#12154)

Fixes: #12153
---
 .../CompositeVerticalLayoutGridResize.java         | 82 ++++++++++++++++++++++
 .../CompositeVerticalLayoutSplitPanelResize.java   | 59 ++++++++++++++++
 2 files changed, 141 insertions(+)
 create mode 100644 uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutGridResize.java
 create mode 100644 uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutSplitPanelResize.java

(limited to 'uitest/src/main/java')

diff --git a/uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutGridResize.java b/uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutGridResize.java
new file mode 100644
index 0000000000..68663c9396
--- /dev/null
+++ b/uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutGridResize.java
@@ -0,0 +1,82 @@
+package com.vaadin.tests.components.composite;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.tests.components.AbstractTestUI;
+import com.vaadin.ui.Component;
+import com.vaadin.ui.Composite;
+import com.vaadin.ui.Grid;
+import com.vaadin.ui.VerticalLayout;
+
+public class CompositeVerticalLayoutGridResize extends AbstractTestUI {
+
+    @Override
+    protected void setup(VaadinRequest request) {
+        addComponent(new CompositeGrid());
+
+        getLayout().setSizeFull();
+        getLayout().getParent().setSizeFull();
+    }
+
+    public class CompositeGrid extends Composite {
+        public CompositeGrid() {
+            VerticalLayout root = new VerticalLayout();
+            root.setId("root");
+            root.setMargin(false);
+            root.addComponentsAndExpand(buildGrid());
+
+            setCompositionRoot(root);
+            setSizeFull();
+        }
+
+        private Component buildGrid() {
+            List<Person> persons = new ArrayList<>();
+            for (int i = 0; i < 100; i++) {
+                persons.add(new Person("Firstname" + i, "Lastname" + i));
+            }
+
+            Grid<Person> grid = new Grid<Person>(Person.class);
+            grid.setItems(persons);
+            grid.setSizeFull();
+            return grid;
+        }
+    }
+
+    public class Person {
+        private String firstName, lastName;
+
+        public Person(String firstName, String lastName) {
+            this.firstName = firstName;
+            this.lastName = lastName;
+        }
+
+        public String getLastName() {
+            return lastName;
+        }
+
+        public void setLastName(String lastName) {
+            this.lastName = lastName;
+        }
+
+        public String getFirstName() {
+            return firstName;
+        }
+
+        public void setFirstName(String firstName) {
+            this.firstName = firstName;
+        }
+    }
+
+    @Override
+    protected String getTestDescription() {
+        return "Composite contents should resize without a delay when the"
+                + " browser is resized, not only when interacted with.";
+    }
+
+    @Override
+    protected Integer getTicketNumber() {
+        return 12153;
+    }
+}
diff --git a/uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutSplitPanelResize.java b/uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutSplitPanelResize.java
new file mode 100644
index 0000000000..a9e4ab4c6f
--- /dev/null
+++ b/uitest/src/main/java/com/vaadin/tests/components/composite/CompositeVerticalLayoutSplitPanelResize.java
@@ -0,0 +1,59 @@
+package com.vaadin.tests.components.composite;
+
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.tests.components.AbstractTestUI;
+import com.vaadin.ui.Composite;
+import com.vaadin.ui.HorizontalSplitPanel;
+import com.vaadin.ui.VerticalLayout;
+import com.vaadin.ui.VerticalSplitPanel;
+
+public class CompositeVerticalLayoutSplitPanelResize extends AbstractTestUI {
+
+    @Override
+    protected void setup(VaadinRequest request) {
+        addComponent(new CompositeVSP());
+
+        getLayout().setSizeFull();
+        getLayout().getParent().setSizeFull();
+    }
+
+    public class CompositeVSP extends Composite {
+        public CompositeVSP() {
+            VerticalSplitPanel verticalSplitPanel = new VerticalSplitPanel();
+            verticalSplitPanel.setSecondComponent(new CompositeHSP());
+
+            VerticalLayout root = new VerticalLayout();
+            root.setId("root");
+            root.setMargin(false);
+            root.addComponent(verticalSplitPanel);
+
+            setCompositionRoot(root);
+            setSizeFull();
+        }
+    }
+
+    public class CompositeHSP extends Composite {
+        public CompositeHSP() {
+            HorizontalSplitPanel horizontalSplitPanel = new HorizontalSplitPanel();
+
+            VerticalLayout root = new VerticalLayout();
+            root.setSizeFull();
+            root.setMargin(false);
+            root.addComponent(horizontalSplitPanel);
+
+            setCompositionRoot(root);
+            setSizeFull();
+        }
+    }
+
+    @Override
+    protected String getTestDescription() {
+        return "Composite contents should resize without a delay when the"
+                + " browser is resized, not only when interacted with.";
+    }
+
+    @Override
+    protected Integer getTicketNumber() {
+        return 12153;
+    }
+}
-- 
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