Fix #14 Write tests for _ttail_file_sort()

tests/ttail_search_file_sort.c

@@ -0,0 +1,95 @@
+#include <check.h>
+#include <stdio.h>
+#include <libgen.h>
+
+#include "ttail_check.h"
+#include "ttail.h"
+#include "ttail_init.h"
+#include "ttail_search.h"
+
+START_TEST (test_file_sort1)
+{
+	ttail_add_logfile(ttail, samples[0]);
+	ttail_add_logfile(ttail, samples[3]);
+	ttail_add_logfile(ttail, samples[5]);
+	ttail_search_files_init(ttail);
+	_ttail_search_closest_files(ttail);
+	ck_assert_str_eq(ttail->logfile_name[0], samples[3]);
+	ck_assert_str_eq(ttail->logfile_name[1], samples[0]);
+	ck_assert_str_eq(ttail->logfile_name[2], samples[5]);
+}
+END_TEST
+
+START_TEST (test_file_sort2)
+{
+	ttail_add_logfile(ttail, samples[5]);
+	ttail_add_logfile(ttail, samples[3]);
+	ttail_add_logfile(ttail, samples[0]);
+	ttail_search_files_init(ttail);
+	_ttail_search_closest_files(ttail);
+	ck_assert_str_eq(ttail->logfile_name[0], samples[3]);
+	ck_assert_str_eq(ttail->logfile_name[1], samples[0]);
+	ck_assert_str_eq(ttail->logfile_name[2], samples[5]);
+}
+END_TEST
+
+START_TEST (test_file_sort3)
+{
+	ttail_add_logfile(ttail, samples[5]);
+	ttail_add_logfile(ttail, samples[3]);
+	ttail_add_logfile(ttail, samples[0]);
+	ttail_search_files_init(ttail);
+	_ttail_search_closest_files(ttail);
+	ck_assert_str_eq(ttail->logfile_name[0], samples[3]);
+	ck_assert_str_eq(ttail->logfile_name[1], samples[0]);
+	ck_assert_str_eq(ttail->logfile_name[2], samples[5]);
+}
+END_TEST
+
+START_TEST (test_file_sort_invalid_file)
+{
+	ttail_add_logfile(ttail, samples[5]);
+	ttail_add_logfile(ttail, samples[3]);
+	ttail_add_logfile(ttail, samples[0]);
+	ttail_add_logfile(ttail, samples[1]);
+	ttail->flag |= TTAIL_FLAG_PERMISSIVE;
+
+	ttail_search_files_init(ttail);
+	_ttail_search_closest_files(ttail);
+	ck_assert_str_eq(ttail->logfile_name[0], samples[3]);
+	ck_assert_str_eq(ttail->logfile_name[1], samples[0]);
+	ck_assert_str_eq(ttail->logfile_name[2], samples[5]);
+	ck_assert_str_eq(ttail->logfile_name[3], samples[1]);
+	ck_assert_ptr_eq(ttail->logfile[3], NULL);
+}
+END_TEST
+
+START_TEST (test_file_sort_invalid_files)
+{
+	ttail_add_logfile(ttail, samples[5]);
+	ttail_add_logfile(ttail, samples[3]);
+	ttail_add_logfile(ttail, samples[2]);
+	ttail_add_logfile(ttail, samples[1]);
+	ttail->flag |= TTAIL_FLAG_PERMISSIVE;
+
+	ttail_search_files_init(ttail);
+	_ttail_search_closest_files(ttail);
+	ck_assert_str_eq(ttail->logfile_name[0], samples[3]);
+	ck_assert_str_eq(ttail->logfile_name[1], samples[5]);
+	ck_assert_str_eq(ttail->logfile_name[3], samples[2]);
+	ck_assert_ptr_eq(ttail->logfile[3], NULL);
+	ck_assert_str_eq(ttail->logfile_name[2], samples[1]);
+	ck_assert_ptr_eq(ttail->logfile[2], NULL);
+}
+END_TEST
+
+
+
+TTAIL_CHECK_START("ttail sort_files checks", "_ttail_sort_file() checks")
+	TTAIL_SET_FIXTURE(setup_closest, teardown_closest);
+	TTAIL_ADD_TEST(test_file_sort1);
+	TTAIL_ADD_TEST(test_file_sort2);
+	TTAIL_ADD_TEST(test_file_sort3);
+	TTAIL_ADD_TEST(test_file_sort_invalid_file);
+	TTAIL_ADD_TEST(test_file_sort_invalid_files);
+TTAIL_CHECK_END