1 files changed, 126 insertions, 0 deletions
diff --git a/src/lib/dns/tests/tsigerror_unittest.cc b/src/lib/dns/tests/tsigerror_unittest.cc
new file mode 100644
index 0000000..e50f076
--- /dev/null
+++ b/src/lib/dns/tests/tsigerror_unittest.cc
@@ -0,0 +1,126 @@
+// Copyright (C) 2011-2015 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include <config.h>
+
+#include <string>
+#include <ostream>
+
+#include <gtest/gtest.h>
+
+#include <exceptions/exceptions.h>
+
+#include <dns/rcode.h>
+#include <dns/tsigerror.h>
+
+using namespace std;
+using namespace isc;
+using namespace isc::dns;
+
+namespace {
+TEST(TSIGErrorTest, constructFromErrorCode) {
+    // These are pretty trivial, and also test getCode();
+    EXPECT_EQ(0, TSIGError(0).getCode());
+    EXPECT_EQ(18, TSIGError(18).getCode());
+    EXPECT_EQ(65535, TSIGError(65535).getCode());
+}
+
+TEST(TSIGErrorTest, constructFromRcode) {
+    // We use RCODE for code values from 0-15.
+    EXPECT_EQ(0, TSIGError(Rcode::NOERROR()).getCode());
+    EXPECT_EQ(15, TSIGError(Rcode(15)).getCode());
+
+    // From error code 16 TSIG errors define a separate space, so passing
+    // corresponding RCODE for such code values should be prohibited.
+    EXPECT_THROW(TSIGError(Rcode(16)).getCode(), OutOfRange);
+}
+
+TEST(TSIGErrorTest, constants) {
+    // We'll only test arbitrarily chosen subsets of the codes.
+    // This class is quite simple, so it should be suffice.
+
+    EXPECT_EQ(TSIGError::BAD_SIG_CODE, TSIGError(16).getCode());
+    EXPECT_EQ(TSIGError::BAD_KEY_CODE, TSIGError(17).getCode());
+    EXPECT_EQ(TSIGError::BAD_TIME_CODE, TSIGError(18).getCode());
+    EXPECT_EQ(TSIGError::BAD_MODE_CODE, TSIGError(19).getCode());
+    EXPECT_EQ(TSIGError::BAD_NAME_CODE, TSIGError(20).getCode());
+    EXPECT_EQ(TSIGError::BAD_ALG_CODE, TSIGError(21).getCode());
+    EXPECT_EQ(TSIGError::BAD_TRUNC_CODE, TSIGError(22).getCode());
+
+    EXPECT_EQ(0, TSIGError::NOERROR().getCode());
+    EXPECT_EQ(9, TSIGError::NOTAUTH().getCode());
+    EXPECT_EQ(14, TSIGError::RESERVED14().getCode());
+    EXPECT_EQ(TSIGError::BAD_SIG_CODE, TSIGError::BAD_SIG().getCode());
+    EXPECT_EQ(TSIGError::BAD_KEY_CODE, TSIGError::BAD_KEY().getCode());
+    EXPECT_EQ(TSIGError::BAD_TIME_CODE, TSIGError::BAD_TIME().getCode());
+    EXPECT_EQ(TSIGError::BAD_MODE_CODE, TSIGError::BAD_MODE().getCode());
+    EXPECT_EQ(TSIGError::BAD_NAME_CODE, TSIGError::BAD_NAME().getCode());
+    EXPECT_EQ(TSIGError::BAD_ALG_CODE, TSIGError::BAD_ALG().getCode());
+    EXPECT_EQ(TSIGError::BAD_TRUNC_CODE, TSIGError::BAD_TRUNC().getCode());
+}
+
+TEST(TSIGErrorTest, equal) {
+    EXPECT_TRUE(TSIGError::NOERROR() == TSIGError(Rcode::NOERROR()));
+    EXPECT_TRUE(TSIGError(Rcode::NOERROR()) == TSIGError::NOERROR());
+    EXPECT_TRUE(TSIGError::NOERROR().equals(TSIGError(Rcode::NOERROR())));
+    EXPECT_TRUE(TSIGError::NOERROR().equals(TSIGError(Rcode::NOERROR())));
+
+    EXPECT_TRUE(TSIGError::BAD_SIG() == TSIGError(16));
+    EXPECT_TRUE(TSIGError(16) == TSIGError::BAD_SIG());
+    EXPECT_TRUE(TSIGError::BAD_SIG().equals(TSIGError(16)));
+    EXPECT_TRUE(TSIGError(16).equals(TSIGError::BAD_SIG()));
+}
+
+TEST(TSIGErrorTest, nequal) {
+    EXPECT_TRUE(TSIGError::BAD_KEY() != TSIGError(Rcode::NOERROR()));
+    EXPECT_TRUE(TSIGError(Rcode::NOERROR()) != TSIGError::BAD_KEY());
+    EXPECT_TRUE(TSIGError::BAD_KEY().nequals(TSIGError(Rcode::NOERROR())));
+    EXPECT_TRUE(TSIGError(Rcode::NOERROR()).nequals(TSIGError::BAD_KEY()));
+}
+
+TEST(TSIGErrorTest, toText) {
+    // TSIGError derived from the standard Rcode
+    EXPECT_EQ("NOERROR", TSIGError(Rcode::NOERROR()).toText());
+
+    // Well known TSIG errors
+    EXPECT_EQ("BADSIG", TSIGError::BAD_SIG().toText());
+    EXPECT_EQ("BADKEY", TSIGError::BAD_KEY().toText());
+    EXPECT_EQ("BADTIME", TSIGError::BAD_TIME().toText());
+    EXPECT_EQ("BADMODE", TSIGError::BAD_MODE().toText());
+    EXPECT_EQ("BADNAME", TSIGError::BAD_NAME().toText());
+    EXPECT_EQ("BADALG", TSIGError::BAD_ALG().toText());
+    EXPECT_EQ("BADTRUNC", TSIGError::BAD_TRUNC().toText());
+
+    // Unknown (or not yet supported) codes.  Simply converted as numeric.
+    EXPECT_EQ("23", TSIGError(23).toText());
+    EXPECT_EQ("65535", TSIGError(65535).toText());
+}
+
+TEST(TSIGErrorTest, toRcode) {
+    // TSIGError derived from the standard Rcode
+    EXPECT_EQ(Rcode::NOERROR(), TSIGError(Rcode::NOERROR()).toRcode());
+
+    // Well known TSIG errors
+    EXPECT_EQ(Rcode::NOTAUTH(), TSIGError::BAD_SIG().toRcode());
+    EXPECT_EQ(Rcode::NOTAUTH(), TSIGError::BAD_KEY().toRcode());
+    EXPECT_EQ(Rcode::NOTAUTH(), TSIGError::BAD_TIME().toRcode());
+    EXPECT_EQ(Rcode::NOTAUTH(), TSIGError::BAD_MODE().toRcode());
+    EXPECT_EQ(Rcode::NOTAUTH(), TSIGError::BAD_NAME().toRcode());
+    EXPECT_EQ(Rcode::NOTAUTH(), TSIGError::BAD_ALG().toRcode());
+    EXPECT_EQ(Rcode::NOTAUTH(), TSIGError::BAD_TRUNC().toRcode());
+
+    // Unknown (or not yet supported) codes are treated as SERVFAIL.
+    EXPECT_EQ(Rcode::SERVFAIL(), TSIGError(23).toRcode());
+    EXPECT_EQ(Rcode::SERVFAIL(), TSIGError(65535).toRcode());
+}
+
+// test operator<<.  We simply confirm it appends the result of toText().
+TEST(TSIGErrorTest, LeftShiftOperator) {
+    ostringstream oss;
+    oss << TSIGError::BAD_KEY();
+    EXPECT_EQ(TSIGError::BAD_KEY().toText(), oss.str());
+}
+} // end namespace