[gtk-doc] tests: add a test for the attributes annotation

[Stefan Kost <stefkost src gnome org>]

commit b2043af886dd95222fa9b793e7e5b909b502ef57
Author: Stefan Sauer <ensonic users sf net>
Date:   Mon Sep 19 11:22:54 2016 +0200

    tests: add a test for the attributes annotation
    
    See #771255

 tests/annotations/docs/tester-sections.txt |    1 +
 tests/annotations/src/tester.c             |   10 ++++++++++
 tests/annotations/src/tester.h             |    2 ++
 3 files changed, 13 insertions(+), 0 deletions(-)
---
diff --git a/tests/annotations/docs/tester-sections.txt b/tests/annotations/docs/tester-sections.txt
index d3efd64..ff7ef70 100644
--- a/tests/annotations/docs/tester-sections.txt
+++ b/tests/annotations/docs/tester-sections.txt
@@ -19,6 +19,7 @@ annotation_skip
 annotation_skip_return
 annotation_scope
 annotation_rename_to
+annotation_attributes_single
 stability_unstable
 annotation_multiline_on_function
 annotation_multiline_on_function2
diff --git a/tests/annotations/src/tester.c b/tests/annotations/src/tester.c
index 4e05dc5..4a8d23b 100644
--- a/tests/annotations/src/tester.c
+++ b/tests/annotations/src/tester.c
@@ -258,6 +258,16 @@ annotation_rename_to (void)
 }
 
 /**
+ * annotation_attributes_single: (attributes key value)
+ *
+ * Documentation for this function.
+ */
+void
+annotation_attributes_single (void)
+{
+}
+
+/**
  * stability_unstable:
  *
  * An experimental function.
diff --git a/tests/annotations/src/tester.h b/tests/annotations/src/tester.h
index 3627e59..2269c7a 100644
--- a/tests/annotations/src/tester.h
+++ b/tests/annotations/src/tester.h
@@ -38,6 +38,8 @@ void annotation_scope (GCallback *callback, gpointer user_data);
 
 void annotation_rename_to (void);
 
+void annotation_attributes_single (void);
+
 void stability_unstable(void);
 
 void annotation_multiline_on_function (void);