tests: add tests on modifier hook

ChangeLog.adoc

@@ -31,6 +31,10 @@ Bug fixes::
   * api: fix memory leak in function string_split
   * scripts: fix duplicated lines in output of script eval (python, perl, ruby, lua and guile)
 
+Tests::
+
+  * unit: add tests on line and hook functions
+
 [[v2.2]]
 == Version 2.2 (2018-07-14)
 

tests/CMakeLists.txt

@@ -29,6 +29,7 @@ set(LIB_WEECHAT_UNIT_TESTS_SRC
   unit/core/test-eval.cpp
   unit/core/test-hashtable.cpp
   unit/core/test-hdata.cpp
+  unit/core/test-hook.cpp
   unit/core/test-infolist.cpp
   unit/core/test-list.cpp
   unit/core/test-string.cpp

tests/Makefile.am

@@ -26,6 +26,7 @@ lib_weechat_unit_tests_a_SOURCES = unit/test-plugins.cpp \
                                    unit/core/test-eval.cpp \
                                    unit/core/test-hashtable.cpp \
                                    unit/core/test-hdata.cpp \
+                                   unit/core/test-hook.cpp \
                                    unit/core/test-infolist.cpp \
                                    unit/core/test-list.cpp \
                                    unit/core/test-string.cpp \

tests/tests.cpp

@@ -59,6 +59,7 @@ IMPORT_TEST_GROUP(CoreArraylist);
 IMPORT_TEST_GROUP(CoreEval);
 IMPORT_TEST_GROUP(CoreHashtable);
 IMPORT_TEST_GROUP(CoreHdata);
+IMPORT_TEST_GROUP(CoreHook);
 IMPORT_TEST_GROUP(CoreInfolist);
 IMPORT_TEST_GROUP(CoreList);
 IMPORT_TEST_GROUP(CoreString);
@@ -105,6 +106,10 @@ test_print_cb (const void *pointer, void *data, struct t_gui_buffer *buffer,
     (void) displayed;
     (void) highlight;
 
+    /* keep only messages displayed on core buffer */
+    if (strcmp (gui_buffer_get_string (buffer, "full_name"), "core.weechat") != 0)
+        return WEECHAT_RC_OK;
+
     printf ("%s%s%s\n",  /* with color: "\33[34m%s%s%s\33[0m\n" */
             (prefix && prefix[0]) ? prefix : "",
             (prefix && prefix[0]) ? " " : "",