From ffe1e0c022c2098a0b719bffe0c9a707003bde05 Mon Sep 17 00:00:00 2001
From: Adam Wagner <wbadam@users.noreply.github.com>
Date: Mon, 30 Oct 2017 13:31:27 +0200
Subject: Fix combo box suggestion popup height (#10256)

Fixes #10214
---
 .../tests/components/combobox/ComboBoxHeight.java  | 25 ++++++++++++++
 .../tests-valo-combobox-height/_variables.scss     |  4 +++
 .../themes/tests-valo-combobox-height/styles.scss  | 13 ++++++++
 .../components/combobox/ComboBoxHeightTest.java    | 38 ++++++++++++++++++++++
 4 files changed, 80 insertions(+)
 create mode 100644 uitest/src/main/java/com/vaadin/tests/components/combobox/ComboBoxHeight.java
 create mode 100644 uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/_variables.scss
 create mode 100644 uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/styles.scss
 create mode 100644 uitest/src/test/java/com/vaadin/tests/components/combobox/ComboBoxHeightTest.java

(limited to 'uitest')

diff --git a/uitest/src/main/java/com/vaadin/tests/components/combobox/ComboBoxHeight.java b/uitest/src/main/java/com/vaadin/tests/components/combobox/ComboBoxHeight.java
new file mode 100644
index 0000000000..ba6956dc22
--- /dev/null
+++ b/uitest/src/main/java/com/vaadin/tests/components/combobox/ComboBoxHeight.java
@@ -0,0 +1,25 @@
+package com.vaadin.tests.components.combobox;
+
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+import com.vaadin.annotations.Widgetset;
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.tests.components.AbstractTestUI;
+import com.vaadin.ui.ComboBox;
+
+@Widgetset("com.vaadin.DefaultWidgetSet")
+public class ComboBoxHeight extends AbstractTestUI {
+
+    @Override
+    protected void setup(VaadinRequest request) {
+        ComboBox<String> comboBox = new ComboBox<>();
+        comboBox.setPageLength(0);
+        comboBox.setItems(
+                IntStream.range(0, 100)
+                        .mapToObj(i -> "Item number " + String.valueOf(i))
+                        .collect(Collectors.toList()));
+
+        addComponent(comboBox);
+    }
+}
diff --git a/uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/_variables.scss b/uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/_variables.scss
new file mode 100644
index 0000000000..d4c7111398
--- /dev/null
+++ b/uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/_variables.scss
@@ -0,0 +1,4 @@
+$v-selection-overlay-padding-vertical: 10px;
+$v-selection-overlay-padding-horizontal: 10px;
+
+@import "../valo/valo";
diff --git a/uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/styles.scss b/uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/styles.scss
new file mode 100644
index 0000000000..6b3926dcf6
--- /dev/null
+++ b/uitest/src/main/themes/VAADIN/themes/tests-valo-combobox-height/styles.scss
@@ -0,0 +1,13 @@
+@import "variables";
+@import "../tests-valo/valotest";
+
+.tests-valo-combobox-height {
+   @include valotest;
+
+   .v-filterselect-suggestpopup {
+      margin-top: 10px !important;
+      margin-bottom: 10px;
+      padding-top: 5px;
+      padding-bottom: 5px;
+   }
+}
diff --git a/uitest/src/test/java/com/vaadin/tests/components/combobox/ComboBoxHeightTest.java b/uitest/src/test/java/com/vaadin/tests/components/combobox/ComboBoxHeightTest.java
new file mode 100644
index 0000000000..512238b759
--- /dev/null
+++ b/uitest/src/test/java/com/vaadin/tests/components/combobox/ComboBoxHeightTest.java
@@ -0,0 +1,38 @@
+package com.vaadin.tests.components.combobox;
+
+import org.junit.Test;
+import org.openqa.selenium.WebElement;
+
+import com.vaadin.testbench.elements.ComboBoxElement;
+import com.vaadin.tests.tb3.SingleBrowserTest;
+
+public class ComboBoxHeightTest extends SingleBrowserTest {
+
+    @Test
+    public void testPopupHeight() {
+        openTestURL();
+        assertPopupHeight();
+    }
+
+    @Test
+    public void testPopupHeightCustomTheme() {
+        openTestURL("theme=tests-valo-combobox-height");
+        assertPopupHeight();
+    }
+
+    private void assertPopupHeight() {
+        ComboBoxElement comboBox = $(ComboBoxElement.class).first();
+
+        comboBox.openPopup();
+        WebElement suggestionPopup = comboBox.getSuggestionPopup();
+
+        int suggestionPopupBottom =
+                suggestionPopup.getLocation().getY() + suggestionPopup.getSize()
+                        .getHeight();
+
+        assertGreaterOrEqual(
+                "Combo box suggestion popup should not exceed the browser's viewport",
+                driver.manage().window().getSize().getHeight(),
+                suggestionPopupBottom);
+    }
+}
-- 
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