Add tests for __strcpy_chk()
Change-Id: I5675d04fcd471732c1b87b83879a54fbcd27762e
diff --git a/tests/string_test.cpp b/tests/string_test.cpp
index a0924dc..91d1904 100644
--- a/tests/string_test.cpp
+++ b/tests/string_test.cpp
@@ -209,6 +209,53 @@
}
}
+// one byte target with "\0" source
+TEST(string, strcpy2) {
+ char buf[1];
+ char* orig = strdup("");
+ strcpy(buf, orig);
+ ASSERT_EQ('\0', buf[0]);
+ free(orig);
+}
+
+// multibyte target where we under fill target
+TEST(string, strcpy3) {
+ char buf[10];
+ char* orig = strdup("12345");
+ memset(buf, 'A', sizeof(buf));
+ strcpy(buf, orig);
+ ASSERT_EQ('1', buf[0]);
+ ASSERT_EQ('2', buf[1]);
+ ASSERT_EQ('3', buf[2]);
+ ASSERT_EQ('4', buf[3]);
+ ASSERT_EQ('5', buf[4]);
+ ASSERT_EQ('\0', buf[5]);
+ ASSERT_EQ('A', buf[6]);
+ ASSERT_EQ('A', buf[7]);
+ ASSERT_EQ('A', buf[8]);
+ ASSERT_EQ('A', buf[9]);
+ free(orig);
+}
+
+// multibyte target where we fill target exactly
+TEST(string, strcpy4) {
+ char buf[10];
+ char* orig = strdup("123456789");
+ memset(buf, 'A', sizeof(buf));
+ strcpy(buf, orig);
+ ASSERT_EQ('1', buf[0]);
+ ASSERT_EQ('2', buf[1]);
+ ASSERT_EQ('3', buf[2]);
+ ASSERT_EQ('4', buf[3]);
+ ASSERT_EQ('5', buf[4]);
+ ASSERT_EQ('6', buf[5]);
+ ASSERT_EQ('7', buf[6]);
+ ASSERT_EQ('8', buf[7]);
+ ASSERT_EQ('9', buf[8]);
+ ASSERT_EQ('\0', buf[9]);
+ free(orig);
+}
+
TEST(string, strcat2) {
char buf[10];
memset(buf, 'A', sizeof(buf));