Michael Davidsaver
303 lines
8.6 KiB
C++
303 lines
8.6 KiB
C++
/**
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* Copyright - See the COPYRIGHT that is included with this distribution.
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* pvxs is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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*/
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#include <testMain.h>
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#include <epicsUnitTest.h>
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#include <pvxs/unittest.h>
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#include <pvxs/data.h>
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#include "utilpvt.h"
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#include "dataimpl.h"
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using namespace pvxs;
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namespace {
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void showSize()
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{
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testDiag("%s()", __func__);
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#define CASE(TYPE) testDiag("sizeof(" #TYPE ") = %u", unsigned(sizeof(TYPE)))
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CASE(Value);
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CASE(impl::FieldDesc);
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CASE(impl::FieldStorage);
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CASE(impl::StructTop);
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#undef CASE
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}
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void testBasic()
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{
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testDiag("%s()", __func__);
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auto top = TypeDef(TypeCode::Struct, "simple_t", {
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Member(TypeCode::Float64, "value"),
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}).create();
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testOk1(top.valid());
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testEq(top.type(), TypeCode::Struct);
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{
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auto val = top["missing"];
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testOk1(!val.valid());
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testOk1(!val.isMarked());
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testThrows<NoField>([&val]() {
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val.from(4.2);
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});
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}
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{
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auto val = top["value"];
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testOk1(!!val.valid());
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testOk1(!val.isMarked());
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val.from(4.2);
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testEq(val.as<double>(), 4.2);
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testOk1(!!val.isMarked());
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}
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testEq(std::string(SB()<<top),
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"struct \"simple_t\" {\n"
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" double value = 4.2\n"
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"}\n");
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}
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void testTypeDef()
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{
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testDiag("%s()", __func__);
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testEq(std::string(SB()<<TypeDef()),
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"<Empty>\n");
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testEq(std::string(SB()<<TypeDef(TypeCode::Struct, "simple_t")),
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"struct \"simple_t\"\n");
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TypeDef def(TypeCode::Struct, "simple_t", {
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Member(TypeCode::Float64A, "value"),
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Member(TypeCode::Struct, "timeStamp", "time_t", {
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Member(TypeCode::UInt64, "secondsPastEpoch"),
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Member(TypeCode::UInt32, "nanoseconds"),
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}),
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Member(TypeCode::Struct, "arbitrary", {
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Member(TypeCode::StructA, "sarr", {
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Member(TypeCode::Float64, "value"),
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}),
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}),
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Member(TypeCode::Any, "any"),
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Member(TypeCode::AnyA, "anya"),
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Member(TypeCode::Union, "choice", {
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Member(TypeCode::Float32, "a"),
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Member(TypeCode::String, "b"),
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}),
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Member(TypeCode::UnionA, "achoice", {
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Member(TypeCode::Float32, "x"),
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Member(TypeCode::Float32, "y"),
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}),
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});
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testShow()<<def;
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testEq(std::string(SB()<<def),
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"struct \"simple_t\" {\n"
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" double[] value\n"
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" struct \"time_t\" {\n"
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" uint64_t secondsPastEpoch\n"
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" uint32_t nanoseconds\n"
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" } timeStamp\n"
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" struct {\n"
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" struct[] {\n"
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" double value\n"
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" } sarr\n"
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" } arbitrary\n"
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" any any\n"
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" any[] anya\n"
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" union {\n"
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" float a\n"
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" string b\n"
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" } choice\n"
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" union[] {\n"
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" float x\n"
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" float y\n"
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" } achoice\n"
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"}\n"
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);
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auto val = def.create();
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testOk1(!!val.valid());
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testShow()<<Value::Helper::desc(val);
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testEq(std::string(SB()<<Value::Helper::desc(val)),
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"[0] struct simple_t <0:11> [0:18)\n"
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" achoice -> 14 [14]\n"
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" any -> 9 [9]\n"
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" anya -> 10 [10]\n"
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" arbitrary -> 5 [5]\n"
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" arbitrary.sarr -> 6 [6]\n"
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" choice -> 11 [11]\n"
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" timeStamp -> 2 [2]\n"
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" timeStamp.nanoseconds -> 4 [4]\n"
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" timeStamp.secondsPastEpoch -> 3 [3]\n"
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" value -> 1 [1]\n"
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" value : 1 [1]\n"
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" timeStamp : 2 [2]\n"
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" arbitrary : 5 [5]\n"
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" any : 9 [9]\n"
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" anya : 10 [10]\n"
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" choice : 11 [11]\n"
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" achoice : 14 [14]\n"
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"[1] double[] <1:2> [1:2)\n"
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"[2] struct time_t <2:3> [2:5)\n"
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" nanoseconds -> 2 [4]\n"
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" secondsPastEpoch -> 1 [3]\n"
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" secondsPastEpoch : 1 [3]\n"
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" nanoseconds : 2 [4]\n"
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"[3] uint64_t <3:4> [3:4)\n"
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"[4] uint32_t <4:5> [4:5)\n"
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"[5] struct <5:6> [5:9)\n"
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" sarr -> 1 [6]\n"
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" sarr : 1 [6]\n"
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"[6] struct[] <6:7> [6:9)\n"
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"[7] struct <0:2> [7:9)\n"
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" value -> 1 [8]\n"
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" value : 1 [8]\n"
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"[8] double <1:2> [8:9)\n"
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"[9] any <7:8> [9:10)\n"
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"[10] any[] <8:9> [10:11)\n"
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"[11] union <9:10> [11:14)\n"
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" a -> 1 [12]\n"
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" b -> 2 [13]\n"
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" a : 1 [12]\n"
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" b : 2 [13]\n"
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"[12] float <0:1> [12:13)\n"
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"[13] string <0:1> [13:14)\n"
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"[14] union[] <10:11> [14:18)\n"
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"[15] union <0:3> [15:18)\n"
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" x -> 1 [16]\n"
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" y -> 2 [17]\n"
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" x : 1 [16]\n"
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" y : 2 [17]\n"
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"[16] float <1:2> [16:17)\n"
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"[17] float <2:3> [17:18)\n"
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"");
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// try to access all field Kinds
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// sub-struct and scalar
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val["timeStamp.secondsPastEpoch"] = 0x123456789abcdef0ull;
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// array of scalar
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{
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shared_array<double> arr({1.0, 2.0});
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val["value"] = arr.freeze().castTo<const void>();
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}
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// Struct[]
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{
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auto fld = val["arbitrary.sarr"];
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shared_array<Value> arr(3);
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arr[0] = fld.allocMember();
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arr[1] = fld.allocMember();
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// leave [2] as null
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arr[0]["value"] = 1.0;
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arr[1]["value"] = 2.0;
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fld = arr.freeze().castTo<const void>();
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testEq(val["arbitrary.sarr[1]value"].as<double>(), 2.0);
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}
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// Union
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val["choice->b"] = "test";
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// Union[]
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{
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auto fld = val["achoice"];
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shared_array<Value> arr(3);
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arr[0] = fld.allocMember();
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arr[1] = fld.allocMember();
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// leave [2] as null
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arr[0]["->x"] = 4.0;
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arr[1]["->y"] = 5.0;
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fld = arr.freeze().castTo<const void>();
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testEq(fld["[1]"].as<double>(), 5.0);
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testEq(val["achoice[1]"].as<double>(), 5.0);
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testEq(val["achoice[1]->y"].as<double>(), 5.0);
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}
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// Any
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{
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auto v = TypeDef(TypeCode::UInt32).create();
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v = 42u;
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val["any"].from(v);
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testEq(v.as<uint64_t>(), 42u);
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}
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// Any[]
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{
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auto fld = val["anya"];
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shared_array<Value> arr(3);
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arr[0] = TypeDef(TypeCode::UInt32).create();
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arr[1] = TypeDef(TypeCode::Struct, {Member(TypeCode::String, "q")}).create();
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// leave [2] as null
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arr[0] = 123;
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arr[1]["q"] = "theq";
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fld = arr.freeze().castTo<const void>();
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testEq(fld["[0]"].as<uint64_t>(), 123u);
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testEq(fld["[1]q"].as<std::string>(), "theq");
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}
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testShow()<<val;
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testEq(std::string(SB()<<val),
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"struct \"simple_t\" {\n"
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" double[] value = {2}[1, 2]\n"
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" struct \"time_t\" {\n"
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" uint64_t secondsPastEpoch = 1311768467463790320\n"
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" uint32_t nanoseconds = 0\n"
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" } timeStamp\n"
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" struct {\n"
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" struct[] sarr [\n"
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" struct {\n"
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" double value = 1\n"
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" }\n"
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" struct {\n"
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" double value = 2\n"
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" }\n"
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" null\n"
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" ]\n"
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" } arbitrary\n"
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" any any uint32_t = 42\n"
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" any[] anya [\n"
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" uint32_t = 123\n"
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" struct {\n"
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" string q = \"theq\"\n"
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" }\n"
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" null\n"
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" ]\n"
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" union choice.b string = \"test\"\n"
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" union[] achoice [\n"
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" union.x float = 4\n"
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" union.y float = 5\n"
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" null\n"
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" ]\n"
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"}\n");
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}
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} // namespace
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MAIN(testtype)
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{
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testPlan(23);
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showSize();
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testBasic();
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testTypeDef();
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cleanup_for_valgrind();
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return testDone();
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}
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