Files
pvxs/test/testxcode.cpp
T
Michael Davidsaver 7a9d5cb6ab WIN32: SetErrorMode(0)
2020-06-16 16:39:00 -07:00

970 lines
32 KiB
C++

/**
* Copyright - See the COPYRIGHT that is included with this distribution.
* pvxs is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
*/
#include <epicsUnitTest.h>
#include <testMain.h>
#include <pvxs/util.h>
#include <pvxs/unittest.h>
#include <pvxs/nt.h>
#include "dataimpl.h"
#include "pvaproto.h"
namespace {
using namespace pvxs;
using namespace pvxs::impl;
template<size_t N>
testCase
testBytes(const std::vector<uint8_t>& actual, const char(&buf)[N])
{
bool ok = actual.size()==(N-1) && std::equal(actual.begin(),
actual.end(),
(const uint8_t*)buf);
testCase ret(ok);
ret<<"Expect: \""<<escape(std::string((const char*)buf, N-1))<<"\"\n"
<<"Actual: \""<<escape(std::string((const char*)actual.data(), actual.size()))<<"\"\n";
return ret;
}
template<typename Fn, size_t N>
void testToBytes(bool be, Fn&& fn, const char(&expect)[N])
{
std::vector<uint8_t> buf;
VectorOutBuf S(be, buf);
fn(S);
buf.resize(buf.size()-S.size());
testBytes(buf, expect);
}
template<typename Fn, size_t N>
void testFromBytes(bool be, const char(&input)[N], Fn&& fn)
{
std::vector<uint8_t> buf(input, input+N-1);
FixedBuf S(be, buf);
fn(S);
testCase(S.good() && S.empty())<<"Deserialize \""<<escape(std::string((const char*)input, N-1))<<"\" leaves "<<S.good()<<" "<<S.size();
}
void testSerialize1()
{
testDiag("%s", __func__);
auto val = nt::NTScalar{TypeCode::UInt32}.build().create();
testToBytes(true, [&val](Buffer& buf) {
to_wire_full(buf, val);
}, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00");
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x00");
val["value"] = 0xdeadbeef;
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x01\x02\xde\xad\xbe\xef");
val["value"].unmark();
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x00");
val["timeStamp.nanoseconds"] = 0xab;
val["alarm.message"] = "hello world";
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x02 \x01\x0bhello world\x00\x00\x00\xab");
}
void testDeserialize1()
{
testDiag("%s", __func__);
{
TypeStore ctxt;
auto val = nt::NTScalar{TypeCode::UInt32}.build().create();
testFromBytes(true, "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00",
[&val, &ctxt](Buffer& buf) {
from_wire_full(buf, ctxt, val);
});
}
{
TypeStore ctxt;
auto val = nt::NTScalar{TypeCode::UInt32}.build().create();
testFromBytes(true, "\x00",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
}
{
TypeStore ctxt;
auto val = nt::NTScalar{TypeCode::UInt32}.build().create();
testFromBytes(true, "\x01\x02\xde\xad\xbe\xef",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!!val["value"].isMarked());
testOk1(!val["timeStamp.nanoseconds"].isMarked());
testEq(val["value"].as<uint32_t>(), 0xdeadbeef);
}
{
TypeStore ctxt;
auto val = nt::NTScalar{TypeCode::UInt32}.build().create();
testFromBytes(true, "\x02 \x01\x0bhello world\x00\x00\x00\xab",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
testOk1(!!val["timeStamp.nanoseconds"].isMarked());
testOk1(!!val["alarm.message"].isMarked());
testEq(val["value"].as<uint32_t>(), 0u);
testEq(val["timeStamp.nanoseconds"].as<uint32_t>(), 0xabu);
testEq(val["alarm.message"].as<std::string>(), "hello world");
}
}
TypeDef simpledef(TypeCode::Struct, "simple_t", {
Member(TypeCode::UInt64A, "value"),
Member(TypeCode::Struct, "timeStamp", "time_t", {
Member(TypeCode::UInt64, "secondsPastEpoch"),
Member(TypeCode::UInt32, "nanoseconds"),
}),
Member(TypeCode::Struct, "arbitrary", {
Member(TypeCode::StructA, "sarr", {
Member(TypeCode::UInt32, "value"),
}),
}),
Member(TypeCode::Any, "any"),
Member(TypeCode::AnyA, "anya"),
Member(TypeCode::Union, "choice", {
Member(TypeCode::Float32, "a"),
Member(TypeCode::String, "b"),
}),
Member(TypeCode::UnionA, "achoice", {
Member(TypeCode::String, "x"),
Member(TypeCode::String, "y"),
}),
});
void testSimpleDef()
{
testDiag("%s", __func__);
auto val = simpledef.create();
testStrEq(std::string(SB()<<Value::Helper::desc(val)),
"[0] struct simple_t parent=[0] [0:11)\n"
" achoice -> 10 [10]\n"
" any -> 7 [7]\n"
" anya -> 8 [8]\n"
" arbitrary -> 5 [5]\n"
" arbitrary.sarr -> 6 [6]\n"
" choice -> 9 [9]\n"
" timeStamp -> 2 [2]\n"
" timeStamp.nanoseconds -> 4 [4]\n"
" timeStamp.secondsPastEpoch -> 3 [3]\n"
" value -> 1 [1]\n"
" value : 1 [1]\n"
" timeStamp : 2 [2]\n"
" arbitrary : 5 [5]\n"
" any : 7 [7]\n"
" anya : 8 [8]\n"
" choice : 9 [9]\n"
" achoice : 10 [10]\n"
"[1] uint64_t[] parent=[0] [1:2)\n"
"[2] struct time_t parent=[0] [2:5)\n"
" nanoseconds -> 2 [4]\n"
" secondsPastEpoch -> 1 [3]\n"
" secondsPastEpoch : 1 [3]\n"
" nanoseconds : 2 [4]\n"
"[3] uint64_t parent=[2] [3:4)\n"
"[4] uint32_t parent=[2] [4:5)\n"
"[5] struct parent=[0] [5:7)\n"
" sarr -> 1 [6]\n"
" sarr : 1 [6]\n"
"[6] struct[] parent=[5] [6:7)\n"
" [0] struct parent=[0] [0:2)\n"
" value -> 1 [1]\n"
" value : 1 [1]\n"
" [1] uint32_t parent=[0] [1:2)\n"
"[7] any parent=[0] [7:8)\n"
"[8] any[] parent=[0] [8:9)\n"
"[9] union parent=[0] [9:10)\n"
" a -> 0 [0]\n"
" b -> 1 [1]\n"
" a : 0 [0]\n"
" [0] float parent=[0] [0:1)\n"
" b : 1 [1]\n"
" [0] string parent=[0] [0:1)\n"
"[10] union[] parent=[0] [10:11)\n"
" [0] union parent=[0] [0:1)\n"
" x -> 0 [0]\n"
" y -> 1 [1]\n"
" x : 0 [0]\n"
" [0] string parent=[0] [0:1)\n"
" y : 1 [1]\n"
" [0] string parent=[0] [0:1)\n"
);
}
void testSerialize2()
{
testDiag("%s", __func__);
{
auto val = simpledef.create();
val["value"] = shared_array<const uint64_t>({1u, 0xdeadbeef, 2u}).castTo<const void>();
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x01\x02\x03\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\xde\xad\xbe\xef\x00\x00\x00\x00\x00\x00\x00\x02");
}
{
auto val = simpledef.create();
auto fld = val["arbitrary.sarr"];
shared_array<Value> arr(3);
arr[0] = fld.allocMember();
arr[1] = fld.allocMember();
// leave [2] as null
arr[0]["value"] = 0xdeadbeef;
arr[1]["value"] = 0x1badface;
fld = arr.freeze().castTo<const void>();
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x01@\x03\x01\xde\xad\xbe\xef\x01\x1b\xad\xfa\xce\x00");
}
{
auto val = simpledef.create();
val["choice->b"] = "test";
testOk1(!!val["choice"].isMarked());
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x02\x00\x02\x01\x04test");
}
{
auto val = simpledef.create();
auto fld = val["achoice"];
shared_array<Value> arr(3);
arr[0] = fld.allocMember();
arr[1] = fld.allocMember();
// leave [2] as null
arr[0]["->x"] = "theX";
arr[1]["->y"] = "theY";
fld = arr.freeze().castTo<const void>();
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x02\x00\x04\x03\x01\x00\x04theX\x01\x01\x04theY\x00");
}
// Any
{
auto val = simpledef.create();
auto v = TypeDef(TypeCode::UInt32).create();
v = 0x600df00d;
val["any"].from(v);
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x01\x80\x26\x60\x0d\xf0\x0d");
}
// Any
{
auto val = simpledef.create();
val["any"].mark();
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x01\x80\xff");
}
// Any[]
{
auto val = simpledef.create();
auto fld = val["anya"];
shared_array<Value> arr(3);
arr[0] = TypeDef(TypeCode::UInt32).create();
arr[1] = TypeDef(TypeCode::Struct, {Member(TypeCode::String, "q")}).create();
// leave [2] as null
arr[0] = 0x7b;
arr[1]["q"] = "theq";
fld = arr.freeze().castTo<const void>();
testToBytes(true, [&val](Buffer& buf) {
to_wire_valid(buf, val);
}, "\x02\x00\x01\x03\x01\x26\x00\x00\x00\x7b\x01\x80\x00\x01\x01q\x60\x04theq\x00");
}
}
void testDeserialize2()
{
testDiag("%s", __func__);
{
TypeStore ctxt;
auto val = simpledef.create();
testFromBytes(true, "\x01\x02\x03\x00\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\xde\xad\xbe\xef\x00\x00\x00\x00\x00\x00\x00\x02",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!!val["value"].isMarked());
testOk1(!val["arbitrary.sarr"].isMarked());
testArrEq(val["value"].as<shared_array<const uint64_t>>(),
shared_array<const uint64_t>({1u, 0xdeadbeef, 2u}));
}
{
TypeStore ctxt;
auto val = simpledef.create();
testFromBytes(true, "\x01@\x03\x01\xde\xad\xbe\xef\x01\x1b\xad\xfa\xce\x00",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
testOk1(!!val["arbitrary.sarr"].isMarked());
testEq(val["arbitrary.sarr"].as<shared_array<const void>>().size(), 3u);
testEq(val["arbitrary.sarr[0].value"].as<uint32_t>(), 0xdeadbeef);
testEq(val["arbitrary.sarr[1]"]["value"].as<uint32_t>(), 0x1badfaceu);
testEq(val["arbitrary.sarr[2].value"].type(), TypeCode::Null);
}
{
TypeStore ctxt;
auto val = simpledef.create();
testFromBytes(true, "\x02\x00\x02\x01\x04test",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
testOk1(!!val["choice"].isMarked());
testEq(val["choice"].as<std::string>(), "test");
}
{
TypeStore ctxt;
auto val = simpledef.create();
testFromBytes(true, "\x02\x00\x04\x03\x01\x00\x04theX\x01\x01\x04theY\x00",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
testOk1(!!val["achoice"].isMarked());
testEq(val["achoice"].as<shared_array<const void>>().size(), 3u);
testEq(val["achoice[0]"].as<std::string>(), "theX");
testEq(val["achoice[1]"].as<std::string>(), "theY");
testEq(val["achoice[2]"].type(), TypeCode::Null);
}
{
TypeStore ctxt;
auto val = simpledef.create();
testFromBytes(true, "\x01\x80\x26\x60\x0d\xf0\x0d",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
testOk1(!!val["any"].isMarked());
testEq(val["any"].as<uint32_t>(), 0x600df00du);
}
{
TypeStore ctxt;
auto val = simpledef.create();
testFromBytes(true, "\x01\x80\xff",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
testOk1(!!val["any"].isMarked());
//testEq(val["any"].type(), TypeCode::Null); determine type _inside_ Any?
}
{
TypeStore ctxt;
auto val = simpledef.create();
testFromBytes(true, "\x02\x00\x01\x03\x01\x26\x00\x00\x00\x7b\x01\x80\x00\x01\x01q\x60\x04theq\x00",
[&val, &ctxt](Buffer& buf) {
from_wire_valid(buf, ctxt, val);
});
testOk1(!val["value"].isMarked());
testOk1(!!val["anya"].isMarked());
testEq(val["anya"].as<shared_array<const void>>().size(), 3u);
testEq(val["anya[0]"].as<uint32_t>(), 0x7bu);
testEq(val["anya[1].q"].as<std::string>(), "theq");
testEq(val["anya[2]"].type(), TypeCode::Null);
}
}
void testDeserialize3()
{
testDiag("%s", __func__);
{
TypeStore ctxt;
Value val;
testFromBytes(false, "\xfd\x02\x00\x80\x00\x01\x06\x72\x65\x63\x6f\x72\x64\xfd\x03\x00\x80\x00"
"\x01\x08\x5f\x6f\x70\x74\x69\x6f\x6e\x73\xfd\x04\x00\x80\x00\x02\x09\x71"
"\x75\x65\x75\x65\x53\x69\x7a\x65\x60\x08\x70\x69\x70\x65\x6c\x69\x6e\x65"
"\x60\x01\x34\x04\x74\x72\x75\x65"
,
[&val, &ctxt](Buffer& buf) {
from_wire_type_value(buf, ctxt, val);
});
testShow()<<val;
testEq(val["record._options.pipeline"].as<std::string>(), "true");
testEq(val["record._options.queueSize"].as<std::string>(), "4");
}
}
void testDecode1()
{
testDiag("%s", __func__);
/* From PVA proto doc
*
* timeStamp_t
* long secondsPastEpoch
* int nanoSeconds
* int userTag
*/
std::vector<uint8_t> msg({
// update cache with key 0
0xFD, 0x00, 0x01,
// structure
0x80,
// ID "timeStamp_t"
0x0B, 0x74, 0x69, 0x6D, 0x65, 0x53, 0x74, 0x61, 0x6D, 0x70, 0x5F, 0x74,
// 3 members
0x03,
// "secondsPastEpoch"
0x10, 0x73, 0x65, 0x63, 0x6F, 0x6E, 0x64, 0x73, 0x50, 0x61, 0x73, 0x74, 0x45, 0x70, 0x6F, 0x63, 0x68,
// integer signed 8 bytes
0x23,
// "nanoSeconds"
0x0B, 0x6E, 0x61, 0x6E, 0x6F, 0x53, 0x65, 0x63, 0x6F, 0x6E, 0x64, 0x73,
// integer signed 4 bytes
0x22,
// "userTag"
0x07, 0x75, 0x73, 0x65, 0x72, 0x54, 0x61, 0x67,
// integer signed 4 bytes
0x22
});
std::vector<FieldDesc> descs;
TypeStore cache;
{
FixedBuf buf(true, msg);
from_wire(buf, descs, cache);
testOk1(buf.good());
testEq(buf.size(), 0u)<<"Of "<<msg.size();
}
testEq(cache.size(), 1u);
{
auto it = cache.find(1);
if(testOk1(it!=cache.end())) {
testEq(it->second.size(), 4u);
}
}
if(testOk1(!descs.empty())) {
testEq(descs.size(), descs.front().size());
}
// cat <<EOF | sed -e 's|"|\\"|g' -e 's|^# | "|' -e 's|$|\\n"|g'
// paste in Actual
testStrEq(std::string(SB()<<descs.data()),
"[0] struct timeStamp_t parent=[0] [0:4)\n"
" nanoSeconds -> 2 [2]\n"
" secondsPastEpoch -> 1 [1]\n"
" userTag -> 3 [3]\n"
" secondsPastEpoch : 1 [1]\n"
" nanoSeconds : 2 [2]\n"
" userTag : 3 [3]\n"
"[1] int64_t parent=[0] [1:2)\n"
"[2] int32_t parent=[0] [2:3)\n"
"[3] int32_t parent=[0] [3:4)\n"
);
}
template<typename E, size_t N>
void testArrayXCodeT(const char(&encoded)[N], std::initializer_list<E> values)
{
shared_array<const E> expected(values);
auto code = TypeCode(ScalarMap<E>::code).arrayOf();
TypeDef def(TypeCode::Struct, {Member(code, "value")});
testToBytes(true, [&expected, &def](Buffer& buf) {
auto val = def.create();
val["value"] = expected;
to_wire_valid(buf, val);
}, encoded);
TypeStore ctxt;
auto val2 = def.create();
testFromBytes(true, encoded,
[&ctxt, &val2](Buffer& buf) {
from_wire_valid(buf, ctxt, val2);
});
testArrEq(expected, val2["value"].as<shared_array<const E>>());
}
void testArrayXCode()
{
testDiag("%s", __func__);
testArrayXCodeT<uint32_t>("\x01\x02\x00", {});
testArrayXCodeT<uint32_t>("\x01\x02\x01\x12\x34\x56\x78", {0x12345678});
testArrayXCodeT<uint16_t>("\x01\x02\x02\x00\x01\xff\xff", {1u, 0xffff});
testArrayXCodeT<double>("\x01\x02\x01?\xf0\x00\x00\x00\x00\x00\x00", {1.0});
testArrayXCodeT<std::string>("\x01\x02\x02\x05hello\x05world", {"hello", "world"});
}
/* epics:nt/NTScalarArray:1.0
* double[] value
* alarm_t alarm
* int severity
* int status
* string message
* time_t timeStamp
* long secondsPastEpoch
* int nanoseconds
* int userTag
*/
const uint8_t NTScalar[] = "\x80\x1a""epics:nt/NTScalarArray:1.0\x03"
"\x05""valueK"
"\x05""alarm\x80\x07""alarm_t\x03"
"\x08""severity\""
"\x06""status\""
"\x07""message`"
"\ttimeStamp\x80\x06""time_t\x03"
"\x10""secondsPastEpoch#"
"\x0b""nanoseconds\""
"\x07""userTag\"";
void testXCodeNTScalar()
{
testDiag("%s", __func__);
std::vector<uint8_t> msg(NTScalar, NTScalar+sizeof(NTScalar)-1);
std::vector<FieldDesc> descs;
TypeStore cache;
{
FixedBuf buf(true, msg);
from_wire(buf, descs, cache);
testOk1(buf.good());
testEq(buf.size(), 0u)<<"remaining of "<<msg.size();
}
if(testOk1(!descs.empty())) {
testEq(descs.size(), descs.front().size());
}
testStrEq(std::string(SB()<<descs.data()),
"[0] struct epics:nt/NTScalarArray:1.0 parent=[0] [0:10)\n"
" alarm -> 2 [2]\n"
" alarm.message -> 5 [5]\n"
" alarm.severity -> 3 [3]\n"
" alarm.status -> 4 [4]\n"
" timeStamp -> 6 [6]\n"
" timeStamp.nanoseconds -> 8 [8]\n"
" timeStamp.secondsPastEpoch -> 7 [7]\n"
" timeStamp.userTag -> 9 [9]\n"
" value -> 1 [1]\n"
" value : 1 [1]\n"
" alarm : 2 [2]\n"
" timeStamp : 6 [6]\n"
"[1] double[] parent=[0] [1:2)\n"
"[2] struct alarm_t parent=[0] [2:6)\n"
" message -> 3 [5]\n"
" severity -> 1 [3]\n"
" status -> 2 [4]\n"
" severity : 1 [3]\n"
" status : 2 [4]\n"
" message : 3 [5]\n"
"[3] int32_t parent=[2] [3:4)\n"
"[4] int32_t parent=[2] [4:5)\n"
"[5] string parent=[2] [5:6)\n"
"[6] struct time_t parent=[0] [6:10)\n"
" nanoseconds -> 2 [8]\n"
" secondsPastEpoch -> 1 [7]\n"
" userTag -> 3 [9]\n"
" secondsPastEpoch : 1 [7]\n"
" nanoseconds : 2 [8]\n"
" userTag : 3 [9]\n"
"[7] int64_t parent=[6] [7:8)\n"
"[8] int32_t parent=[6] [8:9)\n"
"[9] int32_t parent=[6] [9:10)\n"
);
testDiag("Round trip back to bytes");
std::vector<uint8_t> out;
out.reserve(msg.size());
{
VectorOutBuf buf(true, out);
to_wire(buf, descs.data());
testOk1(buf.good());
out.resize(out.size()-buf.size());
}
testEq(msg.size(), out.size());
testEq(msg, out);
}
// has a bit of everything... (except array of union)
const uint8_t NTNDArray[] = "\x80\x16""epics:nt/NTNDArray:1.0\n"
"\x05value\x81\x00\x0b"
"\x0c""booleanValue\x08"
"\tbyteValue("
"\nshortValue)"
"\x08intValue*"
"\tlongValue+"
"\nubyteValue,"
"\x0bushortValue-"
"\tuintValue."
"\nulongValue/"
"\nfloatValueJ"
"\x0b""doubleValueK"
"\x05""codec\x80\x07""codec_t\x02"
"\x04name`"
"\nparameters\x82"
"\x0e""compressedSize#"
"\x10uncompressedSize#"
"\x08uniqueId\""
"\rdataTimeStamp\x80\x06time_t\x03"
"\x10secondsPastEpoch#"
"\x0bnanoseconds\""
"\x07userTag\""
"\x05""alarm\x80\x07""alarm_t\x03"
"\x08severity\""
"\x06status\""
"\x07message`"
"\ttimeStamp\x80\x06time_t\x03"
"\x10secondsPastEpoch#"
"\x0bnanoseconds\""
"\x07userTag\""
"\tdimension\x88\x80\x0b""dimension_t\x05"
"\x04size\""
"\x06offset\""
"\x08""fullSize\""
"\x07""binning\""
"\x07reverse\x00"
"\tattribute\x88\x80\x18""epics:nt/NTAttribute:1.0\x08"
"\x04name`"
"\x05value\x82"
"\x04tagsh"
"\ndescriptor`"
"\x05""alarm\x80\x07""alarm_t\x03"
"\x08severity\""
"\x06status\""
"\x07message`"
"\ttimestamp\x80\x06time_t\x03"
"\x10secondsPastEpoch#"
"\x0bnanoseconds\""
"\x07userTag\""
"\nsourceType\""
"\x06source`";
void testXCodeNTNDArray()
{
testDiag("%s", __func__);
std::vector<uint8_t> msg(NTNDArray, NTNDArray+sizeof(NTNDArray)-1);
std::vector<FieldDesc> descs;
TypeStore cache;
{
FixedBuf buf(true, msg);
from_wire(buf, descs, cache);
testOk1(buf.good());
testEq(buf.size(), 0u)<<"remaining of "<<msg.size();
}
if(testOk1(!descs.empty())) {
testEq(descs.size(), descs.front().size());
}
testStrEq(std::string(SB()<<descs.data()),
"[0] struct epics:nt/NTNDArray:1.0 parent=[0] [0:22)\n"
" alarm -> 12 [12]\n"
" alarm.message -> 15 [15]\n"
" alarm.severity -> 13 [13]\n"
" alarm.status -> 14 [14]\n"
" attribute -> 21 [21]\n"
" codec -> 2 [2]\n"
" codec.name -> 3 [3]\n"
" codec.parameters -> 4 [4]\n"
" compressedSize -> 5 [5]\n"
" dataTimeStamp -> 8 [8]\n"
" dataTimeStamp.nanoseconds -> 10 [10]\n"
" dataTimeStamp.secondsPastEpoch -> 9 [9]\n"
" dataTimeStamp.userTag -> 11 [11]\n"
" dimension -> 20 [20]\n"
" timeStamp -> 16 [16]\n"
" timeStamp.nanoseconds -> 18 [18]\n"
" timeStamp.secondsPastEpoch -> 17 [17]\n"
" timeStamp.userTag -> 19 [19]\n"
" uncompressedSize -> 6 [6]\n"
" uniqueId -> 7 [7]\n"
" value -> 1 [1]\n"
" value : 1 [1]\n"
" codec : 2 [2]\n"
" compressedSize : 5 [5]\n"
" uncompressedSize : 6 [6]\n"
" uniqueId : 7 [7]\n"
" dataTimeStamp : 8 [8]\n"
" alarm : 12 [12]\n"
" timeStamp : 16 [16]\n"
" dimension : 20 [20]\n"
" attribute : 21 [21]\n"
"[1] union parent=[0] [1:2)\n"
" booleanValue -> 0 [0]\n"
" byteValue -> 1 [1]\n"
" doubleValue -> 10 [10]\n"
" floatValue -> 9 [9]\n"
" intValue -> 3 [3]\n"
" longValue -> 4 [4]\n"
" shortValue -> 2 [2]\n"
" ubyteValue -> 5 [5]\n"
" uintValue -> 7 [7]\n"
" ulongValue -> 8 [8]\n"
" ushortValue -> 6 [6]\n"
" booleanValue : 0 [0]\n"
" [0] bool[] parent=[0] [0:1)\n"
" byteValue : 1 [1]\n"
" [0] int8_t[] parent=[0] [0:1)\n"
" shortValue : 2 [2]\n"
" [0] int16_t[] parent=[0] [0:1)\n"
" intValue : 3 [3]\n"
" [0] int32_t[] parent=[0] [0:1)\n"
" longValue : 4 [4]\n"
" [0] int64_t[] parent=[0] [0:1)\n"
" ubyteValue : 5 [5]\n"
" [0] uint8_t[] parent=[0] [0:1)\n"
" ushortValue : 6 [6]\n"
" [0] uint16_t[] parent=[0] [0:1)\n"
" uintValue : 7 [7]\n"
" [0] uint32_t[] parent=[0] [0:1)\n"
" ulongValue : 8 [8]\n"
" [0] uint64_t[] parent=[0] [0:1)\n"
" floatValue : 9 [9]\n"
" [0] float[] parent=[0] [0:1)\n"
" doubleValue : 10 [10]\n"
" [0] double[] parent=[0] [0:1)\n"
"[2] struct codec_t parent=[0] [2:5)\n"
" name -> 1 [3]\n"
" parameters -> 2 [4]\n"
" name : 1 [3]\n"
" parameters : 2 [4]\n"
"[3] string parent=[2] [3:4)\n"
"[4] any parent=[2] [4:5)\n"
"[5] int64_t parent=[0] [5:6)\n"
"[6] int64_t parent=[0] [6:7)\n"
"[7] int32_t parent=[0] [7:8)\n"
"[8] struct time_t parent=[0] [8:12)\n"
" nanoseconds -> 2 [10]\n"
" secondsPastEpoch -> 1 [9]\n"
" userTag -> 3 [11]\n"
" secondsPastEpoch : 1 [9]\n"
" nanoseconds : 2 [10]\n"
" userTag : 3 [11]\n"
"[9] int64_t parent=[8] [9:10)\n"
"[10] int32_t parent=[8] [10:11)\n"
"[11] int32_t parent=[8] [11:12)\n"
"[12] struct alarm_t parent=[0] [12:16)\n"
" message -> 3 [15]\n"
" severity -> 1 [13]\n"
" status -> 2 [14]\n"
" severity : 1 [13]\n"
" status : 2 [14]\n"
" message : 3 [15]\n"
"[13] int32_t parent=[12] [13:14)\n"
"[14] int32_t parent=[12] [14:15)\n"
"[15] string parent=[12] [15:16)\n"
"[16] struct time_t parent=[0] [16:20)\n"
" nanoseconds -> 2 [18]\n"
" secondsPastEpoch -> 1 [17]\n"
" userTag -> 3 [19]\n"
" secondsPastEpoch : 1 [17]\n"
" nanoseconds : 2 [18]\n"
" userTag : 3 [19]\n"
"[17] int64_t parent=[16] [17:18)\n"
"[18] int32_t parent=[16] [18:19)\n"
"[19] int32_t parent=[16] [19:20)\n"
"[20] struct[] parent=[0] [20:21)\n"
" [0] struct dimension_t parent=[0] [0:6)\n"
" binning -> 4 [4]\n"
" fullSize -> 3 [3]\n"
" offset -> 2 [2]\n"
" reverse -> 5 [5]\n"
" size -> 1 [1]\n"
" size : 1 [1]\n"
" offset : 2 [2]\n"
" fullSize : 3 [3]\n"
" binning : 4 [4]\n"
" reverse : 5 [5]\n"
" [1] int32_t parent=[0] [1:2)\n"
" [2] int32_t parent=[0] [2:3)\n"
" [3] int32_t parent=[0] [3:4)\n"
" [4] int32_t parent=[0] [4:5)\n"
" [5] bool parent=[0] [5:6)\n"
"[21] struct[] parent=[0] [21:22)\n"
" [0] struct epics:nt/NTAttribute:1.0 parent=[0] [0:15)\n"
" alarm -> 5 [5]\n"
" alarm.message -> 8 [8]\n"
" alarm.severity -> 6 [6]\n"
" alarm.status -> 7 [7]\n"
" descriptor -> 4 [4]\n"
" name -> 1 [1]\n"
" source -> 14 [14]\n"
" sourceType -> 13 [13]\n"
" tags -> 3 [3]\n"
" timestamp -> 9 [9]\n"
" timestamp.nanoseconds -> 11 [11]\n"
" timestamp.secondsPastEpoch -> 10 [10]\n"
" timestamp.userTag -> 12 [12]\n"
" value -> 2 [2]\n"
" name : 1 [1]\n"
" value : 2 [2]\n"
" tags : 3 [3]\n"
" descriptor : 4 [4]\n"
" alarm : 5 [5]\n"
" timestamp : 9 [9]\n"
" sourceType : 13 [13]\n"
" source : 14 [14]\n"
" [1] string parent=[0] [1:2)\n"
" [2] any parent=[0] [2:3)\n"
" [3] string[] parent=[0] [3:4)\n"
" [4] string parent=[0] [4:5)\n"
" [5] struct alarm_t parent=[0] [5:9)\n"
" message -> 3 [8]\n"
" severity -> 1 [6]\n"
" status -> 2 [7]\n"
" severity : 1 [6]\n"
" status : 2 [7]\n"
" message : 3 [8]\n"
" [6] int32_t parent=[5] [6:7)\n"
" [7] int32_t parent=[5] [7:8)\n"
" [8] string parent=[5] [8:9)\n"
" [9] struct time_t parent=[0] [9:13)\n"
" nanoseconds -> 2 [11]\n"
" secondsPastEpoch -> 1 [10]\n"
" userTag -> 3 [12]\n"
" secondsPastEpoch : 1 [10]\n"
" nanoseconds : 2 [11]\n"
" userTag : 3 [12]\n"
" [10] int64_t parent=[9] [10:11)\n"
" [11] int32_t parent=[9] [11:12)\n"
" [12] int32_t parent=[9] [12:13)\n"
" [13] int32_t parent=[0] [13:14)\n"
" [14] string parent=[0] [14:15)\n"
);
testDiag("Round trip back to bytes");
std::vector<uint8_t> out;
out.reserve(msg.size());
{
VectorOutBuf buf(true, out);
to_wire(buf, descs.data());
testOk1(buf.good());
out.resize(out.size()-buf.size());
}
testEq(msg.size(), out.size());
testEq(msg, out);
}
// test the common case for a pvRequest of caching an empty Struct
void testEmptyRequest()
{
testDiag("%s", __func__);
TypeStore registry;
std::vector<FieldDesc> descs1;
{
uint8_t msg[] = "\xfd\x02\x00\x80\x00\x00";
FixedBuf buf(false, msg);
from_wire(buf, descs1, registry);
testOk1(buf.good());
testEq(buf.size(), 0u)<<"remaining of "<<sizeof(msg)-1;
}
if(testEq(registry.size(), 1u)) {
testEq(registry[2].size(), 1u);
}
std::vector<FieldDesc> descs2;
{
uint8_t msg[] = "\xfe\x02\x00";
FixedBuf buf(false, msg);
from_wire(buf, descs2, registry);
testOk1(buf.good());
testEq(buf.size(), 0u)<<"remaining of "<<sizeof(msg)-1;
}
testEq(descs1.size(), 1u);
testEq(descs2.size(), 1u);
testEq(std::string(SB()<<descs1.data()),
"[0] struct parent=[0] [0:1)\n")<<"\nActual descs1\n"<<descs1.data();
testEq(std::string(SB()<<descs2.data()),
"[0] struct parent=[0] [0:1)\n")<<"\nActual descs2\n"<<descs2.data();
}
} // namespace
MAIN(testxcode)
{
testPlan(116);
testSetup();
testSerialize1();
testDeserialize1();
testSimpleDef();
testSerialize2();
testDeserialize2();
testDeserialize3();
testDecode1();
testArrayXCode();
testXCodeNTScalar();
testXCodeNTNDArray();
testEmptyRequest();
return testDone();
}