Test header for warnings more strictly

4 files changed, 58 insertions, 0 deletions

diff --git a/test/headers/.clang-tidy b/test/headers/.clang-tidy
new file mode 100644
index 00000000..e7f1ca66
--- /dev/null
+++ b/test/headers/.clang-tidy
@@ -0,0 +1,12 @@
+# Copyright 2020-2022 David Robillard <d@drobilla.net>
+# SPDX-License-Identifier: 0BSD OR ISC
+
+Checks: >
+  *,
+  -*-uppercase-literal-suffix,
+  -altera-*,
+  -llvmlibc-*,
+  -readability-identifier-length,
+WarningsAsErrors: '*'
+HeaderFilterRegex: '.*'
+FormatStyle: file
diff --git a/test/headers/meson.build b/test/headers/meson.build
new file mode 100644
index 00000000..ac9dc2d2
--- /dev/null
+++ b/test/headers/meson.build
@@ -0,0 +1,29 @@
+# Copyright 2020-2022 David Robillard <d@drobilla.net>
+# SPDX-License-Identifier: 0BSD OR ISC
+
+header_c_suppressions = []
+
+if get_option('strict')
+  if cc.get_id() == 'clang'
+    header_c_suppressions += [
+      '-Wno-nullability-extension',
+      '-Wno-padded',
+    ]
+  elif cc.get_id() == 'gcc'
+    header_c_suppressions += [
+      '-Wno-padded',
+      '-Wno-unused-const-variable',
+    ]
+  endif
+endif
+
+test(
+  'headers',
+  executable(
+    'test_headers',
+    files('test_headers.c'),
+    c_args: header_c_suppressions,
+    dependencies: serd_dep,
+  ),
+  suite: 'unit',
+)
diff --git a/test/headers/test_headers.c b/test/headers/test_headers.c
new file mode 100644
index 00000000..c855c103
--- /dev/null
+++ b/test/headers/test_headers.c
@@ -0,0 +1,11 @@
+// Copyright 2022 David Robillard <d@drobilla.net>
+// SPDX-License-Identifier: ISC
+
+#include "serd/serd.h" // IWYU pragma: keep
+
+SERD_CONST_FUNC
+int
+main(void)
+{
+  return 0;
+}
diff --git a/test/meson.build b/test/meson.build
index eaf8fff3..3980538d 100644
--- a/test/meson.build
+++ b/test/meson.build
@@ -27,6 +27,12 @@ if get_option('strict')
   endif
 endif
 
+###################
+# Header Warnings #
+###################
+
+subdir('headers')
+
 ##############
 # Unit Tests #
 ##############