New testcase.

src/test/pegtl/CMakeLists.txt

@@ -36,6 +36,7 @@ set(test_sources
   buffer_cstring_input.cpp
   buffer_discard_input.cpp
   buffer_dynamic_buffer.cpp
+  buffer_endless_input.cpp
   buffer_istream_input.cpp
   buffer_rule_discard.cpp
   buffer_rule_is_buffer.cpp

src/test/pegtl/buffer_endless_input.cpp

@@ -0,0 +1,42 @@
+// Copyright (c) 2024 Dr. Colin Hirsch and Daniel Frey
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
+
+#include <string>
+
+#include "test.hpp"
+
+#include <tao/pegtl/buffer.hpp>
+
+namespace TAO_PEGTL_NAMESPACE
+{
+   void test_single()
+   {
+      static_endless_input< void > in( 'a' );
+
+      for( std::size_t i = 0; i < 42; ++i ) {
+         TAO_PEGTL_TEST_ASSERT( parse< rep< 3000, one< 'a' > > >( in ) );
+         TAO_PEGTL_TEST_ASSERT( parse< discard >( in ) );
+      }
+   }
+
+   void test_multiple()
+   {
+      static_endless_input< void > in( "abc" );
+      TAO_PEGTL_TEST_ASSERT( parse< not_at< eof > >( in ) );
+
+      for( std::size_t i = 0; i < 42; ++i ) {
+         TAO_PEGTL_TEST_ASSERT( parse< rep< 1000, string< 'a', 'b', 'c' > > >( in ) );
+         TAO_PEGTL_TEST_ASSERT( parse< discard >( in ) );
+      }
+   }
+
+   void unit_test()
+   {
+      test_single();
+      test_multiple();
+   }
+
+}  // namespace TAO_PEGTL_NAMESPACE
+
+#include "main.hpp"