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-rw-r--r--tests/libntp/netof.cpp69
1 files changed, 69 insertions, 0 deletions
diff --git a/tests/libntp/netof.cpp b/tests/libntp/netof.cpp
new file mode 100644
index 000000000000..67b9df4e7cf7
--- /dev/null
+++ b/tests/libntp/netof.cpp
@@ -0,0 +1,69 @@
+#include "sockaddrtest.h"
+
+class netofTest : public sockaddrtest {
+};
+
+TEST_F(netofTest, ClassBAddress) {
+ sockaddr_u input = CreateSockaddr4("172.16.2.1", NTP_PORT);
+ sockaddr_u expected = CreateSockaddr4("172.16.0.0", NTP_PORT);
+
+ sockaddr_u* actual = netof(&input);
+
+ ASSERT_TRUE(actual != NULL);
+ EXPECT_TRUE(IsEqual(expected, *actual));
+}
+
+TEST_F(netofTest, ClassCAddress) {
+ sockaddr_u input = CreateSockaddr4("192.0.2.255", NTP_PORT);
+ sockaddr_u expected = CreateSockaddr4("192.0.2.0", NTP_PORT);
+
+ sockaddr_u* actual = netof(&input);
+
+ ASSERT_TRUE(actual != NULL);
+ EXPECT_TRUE(IsEqual(expected, *actual));
+}
+
+TEST_F(netofTest, ClassAAddress) {
+ /* Class A addresses are assumed to be classless,
+ * thus the same address should be returned.
+ */
+ sockaddr_u input = CreateSockaddr4("10.20.30.40", NTP_PORT);
+ sockaddr_u expected = CreateSockaddr4("10.20.30.40", NTP_PORT);
+
+ sockaddr_u* actual = netof(&input);
+
+ ASSERT_TRUE(actual != NULL);
+ EXPECT_TRUE(IsEqual(expected, *actual));
+}
+
+TEST_F(netofTest, IPv6Address) {
+ /* IPv6 addresses are assumed to have 64-bit host- and 64-bit network parts. */
+ const struct in6_addr input_address = {
+ 0x20, 0x01, 0x0d, 0xb8,
+ 0x85, 0xa3, 0x08, 0xd3,
+ 0x13, 0x19, 0x8a, 0x2e,
+ 0x03, 0x70, 0x73, 0x34
+ }; // 2001:0db8:85a3:08d3:1319:8a2e:0370:7334
+
+ const struct in6_addr expected_address = {
+ 0x20, 0x01, 0x0d, 0xb8,
+ 0x85, 0xa3, 0x08, 0xd3,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00
+ }; // 2001:0db8:85a3:08d3:0000:0000:0000:0000
+
+ sockaddr_u input;
+ input.sa6.sin6_family = AF_INET6;
+ input.sa6.sin6_addr = input_address;
+ SET_PORT(&input, 3000);
+
+ sockaddr_u expected;
+ expected.sa6.sin6_family = AF_INET6;
+ expected.sa6.sin6_addr = expected_address;
+ SET_PORT(&expected, 3000);
+
+ sockaddr_u* actual = netof(&input);
+
+ ASSERT_TRUE(actual != NULL);
+ EXPECT_TRUE(IsEqual(expected, *actual));
+}