diff options
| -rw-r--r-- | src/lib/dhcp/tests/option_opaque_data_tuples_unittest.cc | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/src/lib/dhcp/tests/option_opaque_data_tuples_unittest.cc b/src/lib/dhcp/tests/option_opaque_data_tuples_unittest.cc index 6bbd76660f..217c2d67b4 100644 --- a/src/lib/dhcp/tests/option_opaque_data_tuples_unittest.cc +++ b/src/lib/dhcp/tests/option_opaque_data_tuples_unittest.cc @@ -98,6 +98,25 @@ TEST(OptionOpaqueDataTuples, setTuple) { EXPECT_THROW(data_tuple.setTuple(2, tuple), isc::OutOfRange); } +// Check that the returned length of the DHCPv4 option is correct when +// LTF is passed explicitly in constructor. +TEST(OptionOpaqueDataTuples, len4_constructor_with_ltf) { + // Prepare data to decode. + const uint8_t buf_data[] = { + 0x00, 0x0B, // tuple length is 11 + 0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, // Hello<space> + 0x77, 0x6F, 0x72, 0x6C, 0x64, // world + 0x00, 0x03, // tuple length is 3 + 0x66, 0x6F, 0x6F // foo + }; + + OptionBuffer buf(buf_data, buf_data + sizeof(buf_data)); + OptionOpaqueDataTuples data_tuple( + Option::V4, 143, buf.begin(), buf.end(), OpaqueDataTuple::LENGTH_2_BYTES); + // Expected len = 20 = 2 (v4 headers) + 2 (LFT) + 11 (1st tuple) + 2 (LFT) + 3 (2nd tuple) + ASSERT_EQ(20, data_tuple.len()); +} + // Check that the returned length of the DHCPv6 option is correct. TEST(OptionOpaqueDataTuples, len6) { OptionOpaqueDataTuples data_tuple(Option::V6, 60); @@ -147,6 +166,34 @@ TEST(OptionOpaqueDataTuples, pack6) { buf.getLength())); } +// This function checks that the DHCPv4 option with two opaque data tuples +// is parsed correctly. Tuple's LTF is passed explicitly in constructor. +TEST(OptionOpaqueDataTuples, unpack4_constructor_with_ltf) { + // Prepare data to decode. + const uint8_t buf_data[] = { + 0x00, 0x0B, // tuple length is 11 + 0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, // Hello<space> + 0x77, 0x6F, 0x72, 0x6C, 0x64, // world + 0x00, 0x03, // tuple length is 3 + 0x66, 0x6F, 0x6F // foo + }; + OptionBuffer buf(buf_data, buf_data + sizeof(buf_data)); + + OptionOpaqueDataTuplesPtr data_tuple; + ASSERT_NO_THROW( + data_tuple = OptionOpaqueDataTuplesPtr( + new OptionOpaqueDataTuples(Option::V4, + 143, + buf.begin(), + buf.end(), + OpaqueDataTuple::LENGTH_2_BYTES)); + ); + EXPECT_EQ(DHO_V4_SZTP_REDIRECT, data_tuple->getType()); + ASSERT_EQ(2, data_tuple->getTuplesNum()); + EXPECT_EQ("Hello world", data_tuple->getTuple(0).getText()); + EXPECT_EQ("foo", data_tuple->getTuple(1).getText()); +} + // This function checks that the DHCPv6 option with two opaque data tuples // is parsed correctly. TEST(OptionOpaqueDataTuples, unpack6) { |