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passenger-release-6.0.23
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test
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cxx
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IOTools
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Filename :
MessageSerializationTest.cpp
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#include <TestSupport.h> #include <cstdlib> #include <IOTools/MessageSerialization.h> using namespace Passenger; using namespace std; namespace tut { struct IOTools_MessageSerializationTest: public TestBase { }; DEFINE_TEST_GROUP(IOTools_MessageSerializationTest); /****** Test Uint16Message ******/ TEST_METHOD(1) { // Test initial state. Uint16Message m; ensure(!m.done()); ensure_equals((int) sizeof(uint16_t), (int) 2); } TEST_METHOD(2) { // Test feeding 0 bytes. Uint16Message m; for (int i = 0; i < 100; i++) { ensure_equals(m.feed("", 0), (size_t) 0); ensure(!m.done()); } } TEST_METHOD(3) { // Test feeding bytes one-by-one until complete. Uint16Message m; ensure_equals(m.feed("\xFF", 1), (size_t) 1); ensure(!m.done()); ensure_equals(m.feed("\xAB", 1), (size_t) 1); ensure(m.done()); ensure_equals(m.value(), 65451); } TEST_METHOD(4) { // Test feeding a complete uint16. Uint16Message m; ensure_equals(m.feed("\xAB\x0F", 2), (size_t) 2); ensure(m.done()); ensure_equals(m.value(), 43791); } TEST_METHOD(5) { // Test feeding a message and garbage in 1 feed command. Uint16Message m; ensure_equals(m.feed("\xAB\x0Fzzzzz", 7), (size_t) 2); ensure(m.done()); ensure_equals(m.value(), 43791); } TEST_METHOD(6) { // Test feeding garbage after having fed a complete uint16. Uint16Message m; m.feed("\xAB\x0F", 2); ensure_equals(m.feed("zzzzz", 5), (size_t) 0); ensure(m.done()); ensure_equals(m.value(), 43791); } TEST_METHOD(7) { // Test reset. Uint16Message m; m.feed("\xAB\x0F", 2); m.reset(); ensure_equals(m.feed("\x0F\xAB", 2), (size_t) 2); ensure(m.done()); ensure_equals(m.value(), 4011); } TEST_METHOD(8) { // Test generate. char buf[2]; Uint16Message::generate(buf, 12345); ensure(memcmp(buf, "\x30\x39", 2) == 0); } /****** Test Uint32Message ******/ TEST_METHOD(11) { // Test initial state. Uint32Message m; ensure(!m.done()); ensure_equals((int) sizeof(uint32_t), (int) 4); } TEST_METHOD(12) { // Test feeding 0 bytes. Uint32Message m; for (int i = 0; i < 100; i++) { ensure_equals(m.feed("", 0), (size_t) 0); ensure(!m.done()); } } TEST_METHOD(13) { // Test feeding bytes one-by-one until complete. Uint32Message m; ensure_equals(m.feed("\xFF", 1), (size_t) 1); ensure(!m.done()); ensure_equals(m.feed("\xAB", 1), (size_t) 1); ensure(!m.done()); ensure_equals(m.feed("\x99", 1), (size_t) 1); ensure(!m.done()); ensure_equals(m.feed("\xCC", 1), (size_t) 1); ensure(m.done()); ensure_equals(m.value(), 4289436108u); } TEST_METHOD(14) { // Test feeding a complete uint32. Uint32Message m; ensure_equals(m.feed("\xAB\x0F\x99\xCC", 4), (size_t) 4); ensure(m.done()); ensure_equals(m.value(), 2869926348u); } TEST_METHOD(15) { // Test feeding a message and garbage in 1 feed command. Uint32Message m; ensure_equals(m.feed("\xAB\x0F\x99\xCCzzzzz", 9), (size_t) 4); ensure(m.done()); ensure_equals(m.value(), 2869926348u); } TEST_METHOD(16) { // Test feeding garbage after having fed a complete uint32. Uint32Message m; m.feed("\xAB\x0F\x99\xCC", 4); ensure_equals(m.feed("zzzzz", 5), (size_t) 0); ensure(m.done()); ensure_equals(m.value(), 2869926348u); } TEST_METHOD(17) { // Test reset. Uint32Message m; m.feed("\xAB\x0F\x99\xCC", 2); m.reset(); ensure_equals(m.feed("\x00\x11\x22\x33", 4), (size_t) 4); ensure(m.done()); ensure_equals(m.value(), 1122867u); } TEST_METHOD(18) { // Test generate. char buf[4]; Uint32Message::generate(buf, 1234567890); ensure(memcmp(buf, "\x49\x96\x02\xD2", 4) == 0); } /****** Test ArrayMessage ******/ TEST_METHOD(21) { // Test initial state. ArrayMessage m; ensure(!m.done()); ensure(!m.hasError()); } TEST_METHOD(22) { // Test feeding 0 bytes. ArrayMessage m; for (int i = 0; i < 100; i++) { ensure_equals(m.feed("", 0), (size_t) 0); ensure(!m.done()); ensure(!m.hasError()); } } TEST_METHOD(23) { // Test feeding bytes one-by-one until complete. ArrayMessage m; ensure_equals(m.feed("\x00", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("\x07", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("a", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("b", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("\0", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("c", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("d", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("e", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("\0", 1), (size_t) 1); ensure(m.done()); ensure(!m.hasError()); const vector<StaticString> &value = m.value(); ensure_equals(value.size(), 2u); ensure(value[0] == "ab"); ensure(value[1] == "cde"); } TEST_METHOD(24) { // Test feeding a complete message. ArrayMessage m; const char *buf = "\x00\x07" "ab\0cde\0"; ensure_equals(m.feed(buf, 9), (size_t) 9); ensure(m.done()); ensure(!m.hasError()); const vector<StaticString> &value = m.value(); ensure_equals(value.size(), 2u); ensure(value[0] == "ab"); ensure(value[1] == "cde"); // Because we fed a complete message in 1 command, // the staticstrings will point to the original buffer. ensure_equals(value[0].data(), buf + 2); ensure_equals(value[1].data(), buf + 5); } TEST_METHOD(25) { // Test feeding a message and garbage in 1 feed command. ArrayMessage m; const char *buf = "\x00\x07" "ab\0cde\0" "zzzzz"; ensure_equals(m.feed(buf, 14), (size_t) 9); ensure(m.done()); ensure(!m.hasError()); const vector<StaticString> &value = m.value(); ensure_equals(value.size(), 2u); ensure(value[0] == "ab"); ensure(value[1] == "cde"); ensure_equals(value[0].data(), buf + 2); ensure_equals(value[1].data(), buf + 5); } TEST_METHOD(26) { // Test feeding garbage after having fed a complete message in 1 feed command. ArrayMessage m; const char *buf = "\x00\x07" "ab\0cde\0"; m.feed(buf, 9); ensure_equals(m.feed("zzzzz", 5), (size_t) 0); ensure(m.done()); ensure(!m.hasError()); const vector<StaticString> &value = m.value(); ensure_equals(value.size(), 2u); ensure(value[0] == "ab"); ensure(value[1] == "cde"); ensure_equals(value[0].data(), buf + 2); ensure_equals(value[1].data(), buf + 5); } TEST_METHOD(27) { // Test feeding garbage after having fed a complete message one-by-one byte. ArrayMessage m; m.feed("\x00", 1); m.feed("\x07", 1); m.feed("a", 1); m.feed("b", 1); m.feed("\0", 1); m.feed("c", 1); m.feed("d", 1); m.feed("e", 1); m.feed("\0", 1); ensure_equals(m.feed("zzzzz", 5), (size_t) 0); ensure(m.done()); ensure(!m.hasError()); const vector<StaticString> &value = m.value(); ensure_equals(value.size(), 2u); ensure(value[0] == "ab"); ensure(value[1] == "cde"); } TEST_METHOD(28) { // It should ignore the last entry if it's not null-terminated. ArrayMessage m; const char *buf = "\x00\x07" "ab\0cdef"; ensure_equals(m.feed(buf, 9), (size_t) 9); ensure(m.done()); ensure(!m.hasError()); const vector<StaticString> &value = m.value(); ensure_equals(value.size(), 1u); ensure(value[0] == "ab"); } TEST_METHOD(29) { // It enters an error state if the size is larger than the set maximum. ArrayMessage m; m.setMaxSize(7); const char *buf = "\x00\x07" "ab\0cde\0"; ensure_equals(m.feed(buf, 9), (size_t) 9); ensure(m.done()); ensure(!m.hasError()); const vector<StaticString> &value = m.value(); ensure_equals(value.size(), 2u); ensure(value[0] == "ab"); ensure(value[1] == "cde"); ensure_equals(value[0].data(), buf + 2); ensure_equals(value[1].data(), buf + 5); m.reset(); m.setMaxSize(6); ensure_equals(m.feed("\x00\x07", 2), (size_t) 2); ensure(m.done()); ensure(m.hasError()); ensure_equals(m.errorCode(), ArrayMessage::TOO_LARGE); } TEST_METHOD(30) { // Test parsing a message with no items. ArrayMessage m; ensure_equals(m.feed("\0\0", 2), (size_t) 2); ensure("(1)", m.done()); ensure("(2)", !m.hasError()); ensure_equals("(3)", m.value().size(), 0u); m.reset(); ensure_equals("(4)", m.feed("\0\1" "a", 3), (size_t) 3); ensure("(5)", m.done()); ensure("(6)", !m.hasError()); ensure_equals("(7)", m.value().size(), 0u); } TEST_METHOD(31) { // Test parsing a message with a single item. ArrayMessage m; ensure_equals(m.feed("\0\3" "ab\0", 5), (size_t) 5); ensure(m.done()); ensure(!m.hasError()); ensure_equals(m.value().size(), 1u); const vector<StaticString> &value = m.value(); ensure(value[0] == "ab"); } TEST_METHOD(32) { // Test parsing a message with three items. ArrayMessage m; ensure_equals(m.feed("\x00\x0C" "ab\0cde\0fghi\0", 2 + 12), (size_t) 2 + 12); ensure("(1)", m.done()); ensure("(2)", !m.hasError()); ensure_equals("(3)", m.value().size(), 3u); const vector<StaticString> &value = m.value(); ensure("(4)", value[0] == "ab"); ensure("(5)", value[1] == "cde"); ensure("(6)", value[2] == "fghi"); } TEST_METHOD(33) { // generate() complains if output array has less than the // expected number of items. StaticString args[] = { "hello", "world" }; char buf[sizeof(uint16_t)]; try { ArrayMessage::generate(args, 2, buf, NULL, ArrayMessage::outputSize(2) - 1); fail(); } catch (const ArgumentException &) { // Success. } } TEST_METHOD(34) { // generate() works. StaticString args[] = { "ab", "cde" }; vector<StaticString> out; out.resize(ArrayMessage::outputSize(2)); char buf[sizeof(uint16_t)]; ArrayMessage::generate(args, 2, buf, &out[0], ArrayMessage::outputSize(2)); string concat; for (unsigned int i = 0; i < ArrayMessage::outputSize(2); i++) { concat.append(out[i].data(), out[i].size()); } ensure_equals(concat, string("\x00\x07" "ab\0cde\0", 9)); } /****** Test ScalarMessage ******/ TEST_METHOD(41) { // Test initial state. ScalarMessage m; ensure(!m.done()); ensure(!m.hasError()); } TEST_METHOD(42) { // Test feeding 0 bytes. ScalarMessage m; for (int i = 0; i < 100; i++) { ensure_equals(m.feed("", 0), (size_t) 0); ensure(!m.done()); ensure(!m.hasError()); } } TEST_METHOD(43) { // Test feeding bytes one-by-one until complete. ScalarMessage m; ensure_equals(m.feed("\x00", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("\x01", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("\x02", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); ensure_equals(m.feed("\x03", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); for (int i = 0; i < 66050; i++) { ensure_equals(m.feed("x", 1), (size_t) 1); ensure(!m.done()); ensure(!m.hasError()); } ensure_equals(m.feed("x", 1), (size_t) 1); ensure(m.done()); ensure(!m.hasError()); const StaticString &value = m.value(); ensure_equals(value.size(), 66051u); for (string::size_type i = 0; i < value.size(); i++) { ensure_equals(value[i], 'x'); } } TEST_METHOD(44) { // Test feeding a complete message. ScalarMessage m; string buf; buf.append("\x00\x01\x02\x03", 4); buf.append(66051, 'x'); ensure_equals(m.feed(buf.data(), buf.size()), (size_t) buf.size()); ensure("(1)", m.done()); ensure("(2)", !m.hasError()); const StaticString &value = m.value(); ensure_equals("(3)", value.size(), 66051u); for (string::size_type i = 0; i < value.size(); i++) { ensure_equals("(4)", value[i], 'x'); } // Because we fed a complete message in 1 command, // the staticstrings will point to the original buffer. ensure_equals("(5)", value.data(), buf.data() + 4); } TEST_METHOD(45) { // Test feeding a message and garbage in 1 feed command. ScalarMessage m; string buf; buf.append("\x00\x01\x02\x03", 4); buf.append(66051, 'x'); buf.append("zzzzz"); ensure_equals("(1)", m.feed(buf.data(), buf.size()), (size_t) buf.size() - 5); ensure("(2)", m.done()); ensure("(3)", !m.hasError()); const StaticString &value = m.value(); ensure_equals("(4)", value.size(), 66051u); for (string::size_type i = 0; i < value.size(); i++) { ensure_equals("(5)", value[i], 'x'); } ensure_equals("(6)", value.data(), buf.data() + 4); } TEST_METHOD(46) { // Test feeding garbage after having fed a complete message in 1 feed command. ScalarMessage m; string buf; buf.append("\x00\x01\x02\x03", 4); buf.append(66051, 'x'); m.feed(buf.data(), buf.size()); ensure_equals("(1)", m.feed("zzzzz", 5), (size_t) 0); ensure("(2)", m.done()); ensure("(3)", !m.hasError()); const StaticString &value = m.value(); ensure_equals("(4)", value.size(), 66051u); for (string::size_type i = 0; i < value.size(); i++) { ensure_equals("(5)", value[i], 'x'); } ensure_equals("(6)", value.data(), buf.data() + 4); } TEST_METHOD(47) { // Test feeding garbage after having fed a complete message one-by-one byte. ScalarMessage m; m.feed("\x00", 1); m.feed("\x01", 1); m.feed("\x02", 1); m.feed("\x03", 1); for (int i = 0; i < 66051; i++) { m.feed("x", 1); } ensure_equals(m.feed("zzzzz", 5), (size_t) 0); ensure(m.done()); ensure(!m.hasError()); const StaticString &value = m.value(); ensure_equals("(4)", value.size(), 66051u); for (string::size_type i = 0; i < value.size(); i++) { ensure_equals("(5)", value[i], 'x'); } } TEST_METHOD(48) { // It enters an error state if the size is larger than the set maximum. ScalarMessage m; const char *buf = "\x00\x00\x00\x07" "1234567"; m.setMaxSize(7); ensure_equals(m.feed(buf, 11), (size_t) 11); ensure(m.done()); ensure(!m.hasError()); const StaticString &value = m.value(); ensure_equals(value.size(), 7u); ensure(value == "1234567"); ensure_equals(value.data(), buf + 4); m.reset(); m.setMaxSize(6); ensure_equals(m.feed("\x00\x00\x00\x07", 4), (size_t) 4); ensure(m.done()); ensure(m.hasError()); ensure_equals(m.errorCode(), ScalarMessage::TOO_LARGE); } TEST_METHOD(49) { // Test parsing message with no body. ScalarMessage m; ensure_equals(m.feed("\0\0\0\0", 4), (size_t) 4); ensure("(1)", m.done()); ensure("(2)", !m.hasError()); ensure_equals("(3)", m.value().size(), 0u); } TEST_METHOD(50) { // generate() works. char buf[sizeof(uint32_t)]; StaticString out[2]; ScalarMessage::generate("hello", buf, out); ensure(out[0] == StaticString("\x00\x00\x00\x05", 4)); ensure(out[1] == "hello"); } }