`IPVAddressV(46)::fromInverseArpaName` static methods

[folly.git] / folly / test / IPAddressTest.cpp

diff --git a/folly/test/IPAddressTest.cpp b/folly/test/IPAddressTest.cpp
index 2911a293454d5261fd82e3920fc8f8c53701ca1b..3dd64e9a35523789922c65f733df6c0c436a288a 100644 (file)
--- a/folly/test/IPAddressTest.cpp
+++ b/folly/test/IPAddressTest.cpp
@@ -416,6 +416,17 @@ TEST(IPaddress, toInverseArpaName) {
       addr_ipv6.toInverseArpaName());
 }
 
+TEST(IPaddress, fromInverseArpaName) {
+  EXPECT_EQ(
+      IPAddressV4("10.0.0.1"),
+      IPAddressV4::fromInverseArpaName("1.0.0.10.in-addr.arpa"));
+  EXPECT_EQ(
+      IPAddressV6("2620:0000:1cfe:face:b00c:0000:0000:0003"),
+      IPAddressV6::fromInverseArpaName(sformat(
+          "{}.ip6.arpa",
+          "3.0.0.0.0.0.0.0.0.0.0.0.c.0.0.b.e.c.a.f.e.f.c.1.0.0.0.0.0.2.6.2")));
+}
+
 // Test that invalid string values are killed
 TEST_P(IPAddressCtorTest, InvalidCreation) {
   string addr = GetParam();