plugin: Record all loaded plugins and use that for improved error messages.

[sysdb.git] / t / utils / strbuf_test.c

diff --git a/t/utils/strbuf_test.c b/t/utils/strbuf_test.c
index 9e96b984a2a764d5d322fc60e1065e2ee9cb2b6b..c68a23efcf22df1157d2ac4adb02ceaf5f3b7f38 100644 (file)
--- a/t/utils/strbuf_test.c
+++ b/t/utils/strbuf_test.c
@@ -62,8 +62,9 @@ START_TEST(test_empty)
 
        /* check that methods don't crash */
        sdb_strbuf_destroy(b);
-       sdb_strbuf_skip(b, 0);
-       sdb_strbuf_skip(b, 10);
+       sdb_strbuf_skip(b, 0, 0);
+       sdb_strbuf_skip(b, 0, 10);
+       sdb_strbuf_skip(b, 10, 10);
 
        /* check that methods return an error */
        fail_unless(sdb_strbuf_vappend(b, "test", ap) < 0,
@@ -207,6 +208,36 @@ START_TEST(test_sdb_strbuf_sprintf)
 }
 END_TEST
 
+START_TEST(test_incremental)
+{
+       ssize_t n;
+       size_t i;
+
+       sdb_strbuf_destroy(buf);
+       buf = sdb_strbuf_create(1024);
+
+       /* fill buffer one by one; leave room for nul-byte */
+       for (i = 0; i < 1023; ++i) {
+               n = sdb_strbuf_append(buf, ".");
+               fail_unless(n == 1, "sdb_strbuf_append() = %zi; expected: 1", n);
+       }
+
+       /* write another byte; this has to trigger a resize */
+       n = sdb_strbuf_append(buf, ".");
+       fail_unless(n == 1, "sdb_strbuf_append() = %zi; expected: 1", n);
+
+       /* write more bytes; this should trigger at least one more resize but
+        * that's an implementation detail */
+       for (i = 0; i < 1024; ++i) {
+               n = sdb_strbuf_append(buf, ".");
+               fail_unless(n == 1, "sdb_strbuf_append() = %zi; expected: 1", n);
+       }
+
+       n = (ssize_t)sdb_strbuf_len(buf);
+       fail_unless(n == 2048, "sdb_strbuf_len() = %zi; expectd: 2048", n);
+}
+END_TEST
+
 static struct {
        const char *input;
        size_t size;
@@ -336,17 +367,28 @@ END_TEST
 
 /* input is "1234567890" */
 static struct {
+       size_t offset;
        size_t n;
        const char *expected;
        size_t expected_len;
 } skip_golden_data[] = {
-       { 0, "1234567890", 10 },
-       { 1, "234567890", 9 },
-       { 2, "34567890", 8 },
-       { 9, "0", 1 },
-       { 10, "", 0 },
-       { 11, "", 0 },
-       { 100, "", 0 },
+       { 0, 0, "1234567890", 10 },
+       { 0, 1, "234567890", 9 },
+       { 0, 2, "34567890", 8 },
+       { 0, 9, "0", 1 },
+       { 0, 10, "", 0 },
+       { 0, 11, "", 0 },
+       { 0, 100, "", 0 },
+       { 1, 0, "1234567890", 10 },
+       { 1, 1, "134567890", 9 },
+       { 1, 2, "14567890", 8 },
+       { 8, 1, "123456780", 9 },
+       { 8, 2, "12345678", 8 },
+       { 8, 3, "12345678", 8 },
+       { 9, 1, "123456789", 9 },
+       { 9, 2, "123456789", 9 },
+       { 10, 1, "1234567890", 10 },
+       { 10, 2, "1234567890", 10 },
 };
 
 START_TEST(test_sdb_strbuf_skip)
@@ -359,7 +401,8 @@ START_TEST(test_sdb_strbuf_skip)
                size_t n;
 
                sdb_strbuf_sprintf(buf, input);
-               sdb_strbuf_skip(buf, skip_golden_data[i].n);
+               sdb_strbuf_skip(buf, skip_golden_data[i].offset,
+                               skip_golden_data[i].n);
 
                n = sdb_strbuf_len(buf);
                fail_unless(n == skip_golden_data[i].expected_len,
@@ -448,6 +491,7 @@ util_strbuf_suite(void)
        tcase_add_test(tc, test_sdb_strbuf_create);
        tcase_add_test(tc, test_sdb_strbuf_append);
        tcase_add_test(tc, test_sdb_strbuf_sprintf);
+       tcase_add_test(tc, test_incremental);
        tcase_add_test(tc, test_sdb_strbuf_memcpy);
        tcase_add_test(tc, test_sdb_strbuf_memappend);
        tcase_add_test(tc, test_sdb_strbuf_chomp);