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8d8a371eb83ff4591cdf9916bcb8c0f292757921
pvxs/test/testxcode.cpp
T
Michael Davidsaver bbe5fa26a2 Redo FieldDesc 
Follow shape of FieldStorage exactly.
Avoids need for offset calculation.
2019-12-23 19:24:11 -08:00

501 lines
15 KiB
C++
Raw Blame History

/**
* 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 "dataimpl.h"
#include "pvaproto.h"
namespace {
using namespace pvxs;
using namespace pvxs::impl;
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
testEq(std::string(SB()<<"\n"<<descs.data()),
R"out(
[0] struct timeStamp_t parent=[0] [0:4)
nanoSeconds -> 2 [2]
secondsPastEpoch -> 1 [1]
userTag -> 3 [3]
secondsPastEpoch : 1 [1]
nanoSeconds : 2 [2]
userTag : 3 [3]
[1] int64_t parent=[0] [1:2)
[2] int32_t parent=[0] [2:3)
[3] int32_t parent=[0] [3:4)
)out"
)<<"Actual:\n"<<descs.data();
}
/* 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());
}
testEq(std::string(SB()<<"\n"<<descs.data()),
R"out(
[0] struct epics:nt/NTScalarArray:1.0 parent=[0] [0:10)
alarm -> 2 [2]
alarm.message -> 5 [5]
alarm.severity -> 3 [3]
alarm.status -> 4 [4]
timeStamp -> 6 [6]
timeStamp.nanoseconds -> 8 [8]
timeStamp.secondsPastEpoch -> 7 [7]
timeStamp.userTag -> 9 [9]
value -> 1 [1]
value : 1 [1]
alarm : 2 [2]
timeStamp : 6 [6]
[1] double[] parent=[0] [1:2)
[2] struct alarm_t parent=[0] [2:6)
message -> 3 [5]
severity -> 1 [3]
status -> 2 [4]
severity : 1 [3]
status : 2 [4]
message : 3 [5]
[3] int32_t parent=[2] [3:4)
[4] int32_t parent=[2] [4:5)
[5] string parent=[2] [5:6)
[6] struct time_t parent=[0] [6:10)
nanoseconds -> 2 [8]
secondsPastEpoch -> 1 [7]
userTag -> 3 [9]
secondsPastEpoch : 1 [7]
nanoseconds : 2 [8]
userTag : 3 [9]
[7] int64_t parent=[6] [7:8)
[8] int32_t parent=[6] [8:9)
[9] int32_t parent=[6] [9:10)
)out"
)<<"Actual:\n"<<descs.data();
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());
}
testEq(std::string(SB()<<"\n"<<descs.data()),
R"out(
[0] struct epics:nt/NTNDArray:1.0 parent=[0] [0:22)
alarm -> 12 [12]
alarm.message -> 15 [15]
alarm.severity -> 13 [13]
alarm.status -> 14 [14]
attribute -> 21 [21]
codec -> 2 [2]
codec.name -> 3 [3]
codec.parameters -> 4 [4]
compressedSize -> 5 [5]
dataTimeStamp -> 8 [8]
dataTimeStamp.nanoseconds -> 10 [10]
dataTimeStamp.secondsPastEpoch -> 9 [9]
dataTimeStamp.userTag -> 11 [11]
dimension -> 20 [20]
timeStamp -> 16 [16]
timeStamp.nanoseconds -> 18 [18]
timeStamp.secondsPastEpoch -> 17 [17]
timeStamp.userTag -> 19 [19]
uncompressedSize -> 6 [6]
uniqueId -> 7 [7]
value -> 1 [1]
value : 1 [1]
codec : 2 [2]
compressedSize : 5 [5]
uncompressedSize : 6 [6]
uniqueId : 7 [7]
dataTimeStamp : 8 [8]
alarm : 12 [12]
timeStamp : 16 [16]
dimension : 20 [20]
attribute : 21 [21]
[1] union parent=[0] [1:2)
booleanValue -> 0 [0]
byteValue -> 1 [1]
doubleValue -> 10 [10]
floatValue -> 9 [9]
intValue -> 3 [3]
longValue -> 4 [4]
shortValue -> 2 [2]
ubyteValue -> 5 [5]
uintValue -> 7 [7]
ulongValue -> 8 [8]
ushortValue -> 6 [6]
booleanValue : 0 [0]
[0] bool[] parent=[0] [0:1)
byteValue : 1 [1]
[0] int8_t[] parent=[0] [0:1)
shortValue : 2 [2]
[0] int16_t[] parent=[0] [0:1)
intValue : 3 [3]
[0] int32_t[] parent=[0] [0:1)
longValue : 4 [4]
[0] int64_t[] parent=[0] [0:1)
ubyteValue : 5 [5]
[0] uint8_t[] parent=[0] [0:1)
ushortValue : 6 [6]
[0] uint16_t[] parent=[0] [0:1)
uintValue : 7 [7]
[0] uint32_t[] parent=[0] [0:1)
ulongValue : 8 [8]
[0] uint64_t[] parent=[0] [0:1)
floatValue : 9 [9]
[0] float[] parent=[0] [0:1)
doubleValue : 10 [10]
[0] double[] parent=[0] [0:1)
[2] struct codec_t parent=[0] [2:5)
name -> 1 [3]
parameters -> 2 [4]
name : 1 [3]
parameters : 2 [4]
[3] string parent=[2] [3:4)
[4] any parent=[2] [4:5)
[5] int64_t parent=[0] [5:6)
[6] int64_t parent=[0] [6:7)
[7] int32_t parent=[0] [7:8)
[8] struct time_t parent=[0] [8:12)
nanoseconds -> 2 [10]
secondsPastEpoch -> 1 [9]
userTag -> 3 [11]
secondsPastEpoch : 1 [9]
nanoseconds : 2 [10]
userTag : 3 [11]
[9] int64_t parent=[8] [9:10)
[10] int32_t parent=[8] [10:11)
[11] int32_t parent=[8] [11:12)
[12] struct alarm_t parent=[0] [12:16)
message -> 3 [15]
severity -> 1 [13]
status -> 2 [14]
severity : 1 [13]
status : 2 [14]
message : 3 [15]
[13] int32_t parent=[12] [13:14)
[14] int32_t parent=[12] [14:15)
[15] string parent=[12] [15:16)
[16] struct time_t parent=[0] [16:20)
nanoseconds -> 2 [18]
secondsPastEpoch -> 1 [17]
userTag -> 3 [19]
secondsPastEpoch : 1 [17]
nanoseconds : 2 [18]
userTag : 3 [19]
[17] int64_t parent=[16] [17:18)
[18] int32_t parent=[16] [18:19)
[19] int32_t parent=[16] [19:20)
[20] struct[] parent=[0] [20:21)
[0] struct dimension_t parent=[0] [0:6)
binning -> 4 [4]
fullSize -> 3 [3]
offset -> 2 [2]
reverse -> 5 [5]
size -> 1 [1]
size : 1 [1]
offset : 2 [2]
fullSize : 3 [3]
binning : 4 [4]
reverse : 5 [5]
[1] int32_t parent=[0] [1:2)
[2] int32_t parent=[0] [2:3)
[3] int32_t parent=[0] [3:4)
[4] int32_t parent=[0] [4:5)
[5] bool parent=[0] [5:6)
[21] struct[] parent=[0] [21:22)
[0] struct epics:nt/NTAttribute:1.0 parent=[0] [0:15)
alarm -> 5 [5]
alarm.message -> 8 [8]
alarm.severity -> 6 [6]
alarm.status -> 7 [7]
descriptor -> 4 [4]
name -> 1 [1]
source -> 14 [14]
sourceType -> 13 [13]
tags -> 3 [3]
timestamp -> 9 [9]
timestamp.nanoseconds -> 11 [11]
timestamp.secondsPastEpoch -> 10 [10]
timestamp.userTag -> 12 [12]
value -> 2 [2]
name : 1 [1]
value : 2 [2]
tags : 3 [3]
descriptor : 4 [4]
alarm : 5 [5]
timestamp : 9 [9]
sourceType : 13 [13]
source : 14 [14]
[1] string parent=[0] [1:2)
[2] any parent=[0] [2:3)
[3] string[] parent=[0] [3:4)
[4] string parent=[0] [4:5)
[5] struct alarm_t parent=[0] [5:9)
message -> 3 [8]
severity -> 1 [6]
status -> 2 [7]
severity : 1 [6]
status : 2 [7]
message : 3 [8]
[6] int32_t parent=[5] [6:7)
[7] int32_t parent=[5] [7:8)
[8] string parent=[5] [8:9)
[9] struct time_t parent=[0] [9:13)
nanoseconds -> 2 [11]
secondsPastEpoch -> 1 [10]
userTag -> 3 [12]
secondsPastEpoch : 1 [10]
nanoseconds : 2 [11]
userTag : 3 [12]
[10] int64_t parent=[9] [10:11)
[11] int32_t parent=[9] [11:12)
[12] int32_t parent=[9] [12:13)
[13] int32_t parent=[0] [13:14)
[14] string parent=[0] [14:15)
)out"
)<<"Actual:\n"<<descs.data();
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(34);
testDecode1();
testXCodeNTScalar();
testXCodeNTNDArray();
testEmptyRequest();
return testDone();
}
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