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logger: remove trailing empty line in display of backlog (closes #2002)

This commit is contained in:
Sébastien Helleu
2023-08-21 16:01:59 +02:00
parent faf9d1600f
commit ce4f4fb3fa
5 changed files with 334 additions and 95 deletions
+229 -11
View File
@@ -79,21 +79,24 @@ TEST(LoggerTail, LoggerTailLastEol)
TEST(LoggerTail, LoggerTailFile)
{
char *filename;
FILE *file;
const char *content = "line 1\nline 2\nline 3";
const char *content_3_lines = "line 1\nline 2\nline 3\n";
const char *content_5_lines = "line 1\nline 2\n\nline 3\n\n";
char *filename, line[4096];
struct t_arraylist *lines;
/* write a test file */
filename = string_eval_path_home ("${weechat_data_dir}/test_file.txt",
NULL, NULL, NULL);
file = fopen (filename, "w");
fwrite (content, 1, strlen (content), file);
fflush (file);
fclose (file);
FILE *file;
int i;
POINTERS_EQUAL(NULL, logger_tail_file (NULL, 0));
POINTERS_EQUAL(NULL, logger_tail_file (NULL, 1));
/* write a small test file */
filename = string_eval_path_home ("${weechat_data_dir}/test_file.txt",
NULL, NULL, NULL);
file = fopen (filename, "w");
fwrite (content_3_lines, 1, strlen (content_3_lines), file);
fflush (file);
fclose (file);
POINTERS_EQUAL(NULL, logger_tail_file (filename, 0));
lines = logger_tail_file (filename, 1);
@@ -127,4 +130,219 @@ TEST(LoggerTail, LoggerTailFile)
unlink (filename);
free (filename);
/* write a small test file, with empty lines */
filename = string_eval_path_home ("${weechat_data_dir}/test_file.txt",
NULL, NULL, NULL);
file = fopen (filename, "w");
fwrite (content_5_lines, 1, strlen (content_5_lines), file);
fflush (file);
fclose (file);
POINTERS_EQUAL(NULL, logger_tail_file (filename, 0));
lines = logger_tail_file (filename, 1);
CHECK(lines);
LONGS_EQUAL(1, arraylist_size (lines));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 0));
arraylist_free (lines);
lines = logger_tail_file (filename, 2);
CHECK(lines);
LONGS_EQUAL(2, arraylist_size (lines));
STRCMP_EQUAL("line 3", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1));
arraylist_free (lines);
lines = logger_tail_file (filename, 3);
CHECK(lines);
LONGS_EQUAL(3, arraylist_size (lines));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("line 3", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 2));
arraylist_free (lines);
lines = logger_tail_file (filename, 4);
CHECK(lines);
LONGS_EQUAL(4, arraylist_size (lines));
STRCMP_EQUAL("line 2", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("line 3", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 3));
arraylist_free (lines);
lines = logger_tail_file (filename, 5);
CHECK(lines);
LONGS_EQUAL(5, arraylist_size (lines));
STRCMP_EQUAL("line 1", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("line 2", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("line 3", (const char *)arraylist_get (lines, 3));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 4));
arraylist_free (lines);
lines = logger_tail_file (filename, 6);
CHECK(lines);
LONGS_EQUAL(5, arraylist_size (lines));
STRCMP_EQUAL("line 1", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("line 2", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("line 3", (const char *)arraylist_get (lines, 3));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 4));
arraylist_free (lines);
unlink (filename);
free (filename);
/* write a bigger test file */
filename = string_eval_path_home ("${weechat_data_dir}/test_file.txt",
NULL, NULL, NULL);
file = fopen (filename, "w");
for (i = 0; i < 1000; i++)
{
snprintf (line, sizeof (line), "this is a test, line %d\n", i + 1);
fwrite (line, 1, strlen (line), file);
}
fflush (file);
fclose (file);
POINTERS_EQUAL(NULL, logger_tail_file (filename, 0));
lines = logger_tail_file (filename, 1);
CHECK(lines);
LONGS_EQUAL(1, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 0));
arraylist_free (lines);
lines = logger_tail_file (filename, 2);
CHECK(lines);
LONGS_EQUAL(2, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 1));
arraylist_free (lines);
lines = logger_tail_file (filename, 3);
CHECK(lines);
LONGS_EQUAL(3, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 998", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 2));
arraylist_free (lines);
lines = logger_tail_file (filename, 4);
CHECK(lines);
LONGS_EQUAL(4, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 997", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("this is a test, line 998", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 3));
arraylist_free (lines);
lines = logger_tail_file (filename, 1000);
CHECK(lines);
LONGS_EQUAL(1000, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 1", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("this is a test, line 2", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("this is a test, line 3", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("this is a test, line 4", (const char *)arraylist_get (lines, 3));
STRCMP_EQUAL("this is a test, line 998", (const char *)arraylist_get (lines, 997));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 998));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 999));
arraylist_free (lines);
lines = logger_tail_file (filename, 2000);
CHECK(lines);
LONGS_EQUAL(1000, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 1", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("this is a test, line 2", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("this is a test, line 3", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("this is a test, line 4", (const char *)arraylist_get (lines, 3));
STRCMP_EQUAL("this is a test, line 998", (const char *)arraylist_get (lines, 997));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 998));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 999));
arraylist_free (lines);
unlink (filename);
free (filename);
/* write a bigger test file, with empty lines */
filename = string_eval_path_home ("${weechat_data_dir}/test_file.txt",
NULL, NULL, NULL);
file = fopen (filename, "w");
for (i = 0; i < 1000; i++)
{
snprintf (line, sizeof (line), "this is a test, line %d\n\n", i + 1);
fwrite (line, 1, strlen (line), file);
}
fflush (file);
fclose (file);
POINTERS_EQUAL(NULL, logger_tail_file (filename, 0));
lines = logger_tail_file (filename, 1);
CHECK(lines);
LONGS_EQUAL(1, arraylist_size (lines));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 0));
arraylist_free (lines);
lines = logger_tail_file (filename, 2);
CHECK(lines);
LONGS_EQUAL(2, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1));
arraylist_free (lines);
lines = logger_tail_file (filename, 3);
CHECK(lines);
LONGS_EQUAL(3, arraylist_size (lines));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 2));
arraylist_free (lines);
lines = logger_tail_file (filename, 4);
CHECK(lines);
LONGS_EQUAL(4, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 3));
arraylist_free (lines);
lines = logger_tail_file (filename, 2000);
CHECK(lines);
LONGS_EQUAL(2000, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 1", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("this is a test, line 2", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 3));
STRCMP_EQUAL("this is a test, line 3", (const char *)arraylist_get (lines, 4));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 5));
STRCMP_EQUAL("this is a test, line 998", (const char *)arraylist_get (lines, 1994));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1995));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 1996));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1997));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 1998));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1999));
arraylist_free (lines);
lines = logger_tail_file (filename, 4000);
CHECK(lines);
LONGS_EQUAL(2000, arraylist_size (lines));
STRCMP_EQUAL("this is a test, line 1", (const char *)arraylist_get (lines, 0));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1));
STRCMP_EQUAL("this is a test, line 2", (const char *)arraylist_get (lines, 2));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 3));
STRCMP_EQUAL("this is a test, line 3", (const char *)arraylist_get (lines, 4));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 5));
STRCMP_EQUAL("this is a test, line 998", (const char *)arraylist_get (lines, 1994));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1995));
STRCMP_EQUAL("this is a test, line 999", (const char *)arraylist_get (lines, 1996));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1997));
STRCMP_EQUAL("this is a test, line 1000", (const char *)arraylist_get (lines, 1998));
STRCMP_EQUAL("", (const char *)arraylist_get (lines, 1999));
arraylist_free (lines);
unlink (filename);
free (filename);
}