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Diffstat (limited to 'test/base-object-packer.cpp')
| -rw-r--r-- | test/base-object-packer.cpp | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/test/base-object-packer.cpp b/test/base-object-packer.cpp new file mode 100644 index 0000000..b84705d --- /dev/null +++ b/test/base-object-packer.cpp @@ -0,0 +1,264 @@ +/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */ + +#include "base/object-packer.hpp" +#include "base/value.hpp" +#include "base/string.hpp" +#include "base/array.hpp" +#include "base/dictionary.hpp" +#include <BoostTestTargetConfig.h> +#include <climits> +#include <initializer_list> +#include <iomanip> +#include <sstream> + +using namespace icinga; + +#if CHAR_MIN != 0 +union CharU2SConverter +{ + CharU2SConverter() + { + s = 0; + } + + unsigned char u; + signed char s; +}; +#endif + +/** + * Avoid implementation-defined overflows during unsigned to signed casts + */ +static inline char UIntToByte(unsigned i) +{ +#if CHAR_MIN == 0 + return i; +#else + CharU2SConverter converter; + + converter.u = i; + return converter.s; +#endif +} + +#if CHAR_MIN != 0 +union CharS2UConverter +{ + CharS2UConverter() + { + u = 0; + } + + unsigned char u; + signed char s; +}; +#endif + +/** + * Avoid implementation-defined underflows during signed to unsigned casts + */ +static inline unsigned ByteToUInt(char c) +{ +#if CHAR_MIN == 0 + return c; +#else + CharS2UConverter converter; + + converter.s = c; + return converter.u; +#endif +} + +/** + * Compare the expected output with the actual output + */ +static inline bool ComparePackObjectResult(const String& actualOutput, const std::initializer_list<int>& out) +{ + if (actualOutput.GetLength() != out.size()) + return false; + + auto actualOutputPos = actualOutput.Begin(); + for (auto byte : out) { + if (*actualOutputPos != UIntToByte(byte)) + return false; + + ++actualOutputPos; + } + + return true; +} + +/** + * Pack the given input and compare with the expected output + */ +static inline bool AssertPackObjectResult(Value in, std::initializer_list<int> out) +{ + auto actualOutput = PackObject(in); + bool equal = ComparePackObjectResult(actualOutput, out); + + if (!equal) { + std::ostringstream buf; + buf << std::setw(2) << std::setfill('0') << std::setbase(16); + + buf << "--- "; + for (int c : out) { + buf << c; + } + buf << std::endl; + + buf << "+++ "; + for (char c : actualOutput) { + buf << ByteToUInt(c); + } + buf << std::endl; + + BOOST_TEST_MESSAGE(buf.str()); + } + + return equal; +} + +BOOST_AUTO_TEST_SUITE(base_object_packer) + +BOOST_AUTO_TEST_CASE(pack_null) +{ + BOOST_CHECK(AssertPackObjectResult(Empty, {0})); +} + +BOOST_AUTO_TEST_CASE(pack_false) +{ + BOOST_CHECK(AssertPackObjectResult(false, {1})); +} + +BOOST_AUTO_TEST_CASE(pack_true) +{ + BOOST_CHECK(AssertPackObjectResult(true, {2})); +} + +BOOST_AUTO_TEST_CASE(pack_number) +{ + BOOST_CHECK(AssertPackObjectResult(42.125, { + // type + 3, + // IEEE 754 + 64, 69, 16, 0, 0, 0, 0, 0 + })); +} + +BOOST_AUTO_TEST_CASE(pack_string) +{ + BOOST_CHECK(AssertPackObjectResult( + String( + // ASCII (1 to 127) + "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" + "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" + "\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f" + "\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f" + "\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f" + "\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f" + "\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f" + "\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f" + // some keyboard-independent non-ASCII unicode characters + "áéíóú" + ), + { + // type + 4, + // length + 0, 0, 0, 0, 0, 0, 0, 137, + // ASCII + 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, + 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, + 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, + 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, + 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, + // UTF-8 + 195, 161, 195, 169, 195, 173, 195, 179, 195, 186 + } + )); +} + +BOOST_AUTO_TEST_CASE(pack_array) +{ + BOOST_CHECK(AssertPackObjectResult( + (Array::Ptr)new Array({Empty, false, true, 42.125, "foobar"}), + { + // type + 5, + // length + 0, 0, 0, 0, 0, 0, 0, 5, + // Empty + 0, + // false + 1, + // true + 2, + // 42.125 + 3, + 64, 69, 16, 0, 0, 0, 0, 0, + // "foobar" + 4, + 0, 0, 0, 0, 0, 0, 0, 6, + 102, 111, 111, 98, 97, 114 + } + )); +} + +BOOST_AUTO_TEST_CASE(pack_object) +{ + BOOST_CHECK(AssertPackObjectResult( + (Dictionary::Ptr)new Dictionary({ + {"null", Empty}, + {"false", false}, + {"true", true}, + {"42.125", 42.125}, + {"foobar", "foobar"}, + {"[]", (Array::Ptr)new Array()} + }), + { + // type + 6, + // length + 0, 0, 0, 0, 0, 0, 0, 6, + // "42.125" + 0, 0, 0, 0, 0, 0, 0, 6, + 52, 50, 46, 49, 50, 53, + // 42.125 + 3, + 64, 69, 16, 0, 0, 0, 0, 0, + // "[]" + 0, 0, 0, 0, 0, 0, 0, 2, + 91, 93, + // (Array::Ptr)new Array() + 5, + 0, 0, 0, 0, 0, 0, 0, 0, + // "false" + 0, 0, 0, 0, 0, 0, 0, 5, + 102, 97, 108, 115, 101, + // false + 1, + // "foobar" + 0, 0, 0, 0, 0, 0, 0, 6, + 102, 111, 111, 98, 97, 114, + // "foobar" + 4, + 0, 0, 0, 0, 0, 0, 0, 6, + 102, 111, 111, 98, 97, 114, + // "null" + 0, 0, 0, 0, 0, 0, 0, 4, + 110, 117, 108, 108, + // Empty + 0, + // "true" + 0, 0, 0, 0, 0, 0, 0, 4, + 116, 114, 117, 101, + // true + 2 + } + )); +} + +BOOST_AUTO_TEST_SUITE_END() |