From 1961ae06e96f1111f9c4316d9d08fc485008935f Mon Sep 17 00:00:00 2001
From: Nick Wellnhofer <wellnhofer@aevum.de>
Date: Fri, 28 Nov 2014 15:36:19 +0100
Subject: Test that libcmark can be used by C++ code

---
 api_test/CMakeLists.txt |  1 +
 api_test/cplusplus.cpp  | 15 +++++++++++++++
 api_test/harness.h      |  8 ++++++++
 api_test/main.c         |  4 ++++
 4 files changed, 28 insertions(+)
 create mode 100644 api_test/cplusplus.cpp

diff --git a/api_test/CMakeLists.txt b/api_test/CMakeLists.txt
index c25b6c1..f64961f 100644
--- a/api_test/CMakeLists.txt
+++ b/api_test/CMakeLists.txt
@@ -1,4 +1,5 @@
 add_executable(api_test
+  cplusplus.cpp
   harness.c
   harness.h
   main.c
diff --git a/api_test/cplusplus.cpp b/api_test/cplusplus.cpp
new file mode 100644
index 0000000..ea64b06
--- /dev/null
+++ b/api_test/cplusplus.cpp
@@ -0,0 +1,15 @@
+#include <cstdlib>
+
+#include "cmark.h"
+
+#include "harness.h"
+
+extern "C" void
+test_cplusplus(test_batch_runner *runner)
+{
+    static const char md[] = "paragraph\n";
+    char *html = cmark_markdown_to_html(md, sizeof(md) - 1);
+    STR_EQ(runner, html, "<p>paragraph</p>\n", "libcmark works with C++");
+    free(html);
+}
+
diff --git a/api_test/harness.h b/api_test/harness.h
index 5fdc7ae..55a6232 100644
--- a/api_test/harness.h
+++ b/api_test/harness.h
@@ -1,6 +1,10 @@
 #ifndef CMARK_API_TEST_HARNESS_H
 #define CMARK_API_TEST_HARNESS_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct {
 	int test_num;
 	int num_passed;
@@ -30,5 +34,9 @@ test_ok(test_batch_runner *runner);
 void
 test_print_summary(test_batch_runner *runner);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
diff --git a/api_test/main.c b/api_test/main.c
index 709b8d3..6e54ea1 100644
--- a/api_test/main.c
+++ b/api_test/main.c
@@ -10,6 +10,9 @@
 
 #define UTF8_REPL "\xEF\xBF\xBD"
 
+void
+test_cplusplus(test_batch_runner *runner);
+
 static const cmark_node_type node_types[] = {
 	CMARK_NODE_DOCUMENT,
 	CMARK_NODE_BLOCK_QUOTE,
@@ -608,6 +611,7 @@ int main() {
 	parser(runner);
 	render_html(runner);
 	utf8(runner);
+	test_cplusplus(runner);
 
 	test_print_summary(runner);
 	retval =  test_ok(runner) ? 0 : 1;
-- 
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