1 files changed, 116 insertions, 0 deletions
diff --git a/compilerplugins/clang/test/bufferadd.cxx b/compilerplugins/clang/test/bufferadd.cxx
new file mode 100644
index 000000000..c8057a6f4
--- /dev/null
+++ b/compilerplugins/clang/test/bufferadd.cxx
@@ -0,0 +1,116 @@
+/* -*- 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 <rtl/strbuf.hxx>
+#include <rtl/string.hxx>
+#include <rtl/ustrbuf.hxx>
+#include <rtl/ustring.hxx>
+
+// ---------------------------------------------------------------
+// replacing OUStringBuffer.append sequences to OUString+
+namespace test1
+{
+void f1()
+{
+    // expected-error@+1 {{convert this append sequence into a *String + sequence [loplugin:bufferadd]}}
+    OUStringBuffer v;
+    v.append("xxx");
+    v.append("xxx");
+}
+void f2()
+{
+    // expected-error@+1 {{convert this append sequence into a *String + sequence [loplugin:bufferadd]}}
+    OUStringBuffer v;
+    v.append("xxx").append("aaaa");
+}
+void f3(OString class_name)
+{
+    // expected-error@+1 {{convert this append sequence into a *String + sequence [loplugin:bufferadd]}}
+    OStringBuffer sig_buf(5 + class_name.getLength());
+    sig_buf.append("(I)L");
+    //sig_buf.append( class_name.replace( '.', '/' ) );
+    sig_buf.append(';');
+    OString sig(sig_buf.makeStringAndClear());
+    (void)sig;
+}
+void f4(sal_Unicode const* pPathBegin)
+{
+    // expected-error@+1 {{convert this append sequence into a *String + sequence [loplugin:bufferadd]}}
+    OUStringBuffer v;
+    v.append(pPathBegin, 12);
+    v.append("aaaa");
+}
+void f5(OUStringBuffer& input)
+{
+    // expected-error@+1 {{convert this append sequence into a *String + sequence [loplugin:bufferadd]}}
+    OUStringBuffer v(input);
+    v.append("aaaa");
+}
+void f6(OString const& s)
+{
+    // expected-error@+1 {{convert this append sequence into a *String + sequence [loplugin:bufferadd]}}
+    OUStringBuffer b("foo");
+    b.append(OStringToOUString(s, RTL_TEXTENCODING_ASCII_US));
+}
+struct Footer
+{
+    OStringBuffer m_descriptorStart;
+    OString m_descriptorEnd;
+    OString f8() const
+    {
+        // expected-error@+1 {{convert this append sequence into a *String + sequence [loplugin:bufferadd]}}
+        OStringBuffer buf(m_descriptorStart);
+        buf.append(m_descriptorEnd);
+        return buf.makeStringAndClear();
+    }
+};
+}
+
+namespace test2
+{
+void f2()
+{
+    // no warning expected
+    OUStringBuffer v;
+    v.append("xxx");
+    if (true)
+        v.append("yyyy");
+}
+void appendTo(OUStringBuffer&);
+void f3()
+{
+    // no warning expected
+    OUStringBuffer v;
+    appendTo(v);
+    v.append("xxx");
+}
+void f4()
+{
+    // no warning expected
+    OUStringBuffer v;
+    v.append("xxx");
+    v.setLength(0);
+}
+void f5()
+{
+    // no warning expected
+    OUStringBuffer v;
+    v.append("xxx");
+    v[1] = 'x';
+}
+void f6()
+{
+    // no warning expected
+    OUStringBuffer noel1("xxx");
+    while (true)
+        noel1.append("ffff").append("aaa");
+}
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */