1 files changed, 102 insertions, 0 deletions
diff --git a/sw/qa/extras/accessibility/unicode.cxx b/sw/qa/extras/accessibility/unicode.cxx
new file mode 100644
index 0000000000..0130ee1dc4
--- /dev/null
+++ b/sw/qa/extras/accessibility/unicode.cxx
@@ -0,0 +1,102 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <com/sun/star/accessibility/AccessibleTextType.hpp>
+#include <com/sun/star/accessibility/XAccessibleText.hpp>
+#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
+
+#include <test/a11y/swaccessibletestbase.hxx>
+
+using namespace css;
+using namespace accessibility;
+
+// Checks fetching multi-unit characters
+CPPUNIT_TEST_FIXTURE(test::SwAccessibleTestBase, TestUnicodeSP)
+{
+    loadFromSrc(u"/sw/qa/extras/accessibility/testdocuments/unicode.fodf"_ustr);
+
+    auto xContext = getDocumentAccessibleContext()->getAccessibleChild(0)->getAccessibleContext();
+
+    uno::Reference<XAccessibleText> para(xContext, uno::UNO_QUERY_THROW);
+    auto segment = para->getTextAtIndex(0, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u"\U0001f0a1"_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(0), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(2), segment.SegmentEnd);
+
+    segment = para->getTextBeforeIndex(2, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u"\U0001f0a1"_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(0), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(2), segment.SegmentEnd);
+
+    segment = para->getTextBehindIndex(0, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u"\U0001f0ae"_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(2), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(4), segment.SegmentEnd);
+}
+
+// Checks getTextBehindIndex() with multi-unit characters
+CPPUNIT_TEST_FIXTURE(test::SwAccessibleTestBase, TestUnicodeSPBehindIndex)
+{
+    loadFromSrc(u"/sw/qa/extras/accessibility/testdocuments/unicode.fodf"_ustr);
+
+    auto xContext = getDocumentAccessibleContext()->getAccessibleChild(0)->getAccessibleContext();
+
+    uno::Reference<XAccessibleText> para(xContext, uno::UNO_QUERY_THROW);
+    auto nChCount = para->getCharacterCount();
+
+    // verify bounds are properly handled
+    CPPUNIT_ASSERT_THROW(para->getTextBehindIndex(-1, AccessibleTextType::CHARACTER),
+                         lang::IndexOutOfBoundsException);
+    CPPUNIT_ASSERT_THROW(para->getTextBehindIndex(nChCount + 1, AccessibleTextType::CHARACTER),
+                         lang::IndexOutOfBoundsException);
+
+    auto segment = para->getTextBehindIndex(nChCount, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u""_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentEnd);
+
+    segment = para->getTextBehindIndex(nChCount - 2, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u""_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentEnd);
+
+    segment = para->getTextBehindIndex(nChCount - 4, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u"\U0001f0ab"_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(6), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(8), segment.SegmentEnd);
+
+    // verify bounds behave the same with single unit characters, just as a validation
+    xContext = getNextFlowingSibling(xContext);
+    CPPUNIT_ASSERT(xContext.is());
+    para.set(xContext, uno::UNO_QUERY_THROW);
+
+    nChCount = para->getCharacterCount();
+
+    CPPUNIT_ASSERT_THROW(para->getTextBehindIndex(-1, AccessibleTextType::CHARACTER),
+                         lang::IndexOutOfBoundsException);
+    CPPUNIT_ASSERT_THROW(para->getTextBehindIndex(nChCount + 1, AccessibleTextType::CHARACTER),
+                         lang::IndexOutOfBoundsException);
+
+    segment = para->getTextBehindIndex(nChCount, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u""_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentEnd);
+
+    segment = para->getTextBehindIndex(nChCount - 1, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u""_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(-1), segment.SegmentEnd);
+
+    segment = para->getTextBehindIndex(nChCount - 2, AccessibleTextType::CHARACTER);
+    CPPUNIT_ASSERT_EQUAL(u"j"_ustr, segment.SegmentText);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(3), segment.SegmentStart);
+    CPPUNIT_ASSERT_EQUAL(sal_Int32(4), segment.SegmentEnd);
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */