Test corner cases too like looking for an empty prefix etc.
Signed-off-by: Bartosz Golaszewski <[email protected]>
---
libbb/compare_string_array.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/libbb/compare_string_array.c b/libbb/compare_string_array.c
index fe6d4a5..eb754af 100644
--- a/libbb/compare_string_array.c
+++ b/libbb/compare_string_array.c
@@ -103,3 +103,22 @@ smallint FAST_FUNC yesno(const char *str)
return ret / 3;
}
#endif
+
+#if ENABLE_UNIT_TEST
+
+BBUNIT_DEFINE_TEST(is_prefixed_with)
+{
+ BBUNIT_ASSERT_STREQ(" bar", is_prefixed_with("foo bar", "foo"));
+ BBUNIT_ASSERT_STREQ("bar", is_prefixed_with("foo bar", "foo "));
+ BBUNIT_ASSERT_STREQ("", is_prefixed_with("foo", "foo"));
+ BBUNIT_ASSERT_STREQ("foo", is_prefixed_with("foo", ""));
+ BBUNIT_ASSERT_STREQ("", is_prefixed_with("", ""));
+
+ BBUNIT_ASSERT_NULL(is_prefixed_with("foo", "bar foo"));
+ BBUNIT_ASSERT_NULL(is_prefixed_with("foo foo", "bar"));
+ BBUNIT_ASSERT_NULL(is_prefixed_with("", "foo"));
+
+ BBUNIT_ENDTEST;
+}
+
+#endif /* ENABLE_UNIT_TEST */
--
2.1.4
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