Setup for testing

As we have multiple scenarios regarding, variables, arrays, mutli-dimensional arrays, user-defined types etc. it’s some times challenging to come up with a data-structure that can be used to test the various types of access.

Therefore, we have started to develop a data-structure, that should cover most main and edge cases and should be a pretty good starting point for testing new drivers on new systems:

This setup consists of seveal user-defined types and a main variable block alongside pre-defined reference values.

TSimpleStruct

Contains a number of all supported PLC4X datatypes.

TYPE "TSimpleStruct"
VERSION : 0.1
STRUCT
s8 : SInt;
u8 : USInt;
s16 : Int;
u16 : UInt;
s32 : DInt;
u32 : UDInt;
s64 : LInt;
u64 : ULInt;
b1 : Bool;
b8 : Byte;
b16 : Word;
b32 : DWord;
b64 : LWord;
r32 : Real;
r64 : LReal;
tim : Time;
ltim : LTime;
dat : Date;
timoday : Time_Of_Day;
dattim {InstructionName := 'DTL'; LibVersion := '1.0'} : DTL;
str : String[32];
wstr : WString[32];
END_STRUCT;

END_TYPE

TSignalPack

TYPE "TSignalPack"
VERSION : 0.1
STRUCT
flags : Array[0..7] of Bool;
words : Array[0..3] of Word;
payload : Array[0..15] of Byte;
END_STRUCT;

END_TYPE

TMatrixI16

#TYPE "TMatrixI16"
VERSION : 0.1
STRUCT
m : Array[1..2, 1..3] of Int;
END_STRUCT;

END_TYPE

TChannel

TYPE "TChannel"
VERSION : 0.1
STRUCT
id : UDInt;
"name" : String[20];
enabled : Bool;
setpoints : Array[1..4] of Real;
lut : Array[1..2, 1..2, 1..2] of Int;
END_STRUCT;

END_TYPE

TPlantSnapshot

TYPE "TPlantSnapshot"
VERSION : 0.1
STRUCT
meta { S7_SetPoint := 'False'} : "TSimpleStruct";
gridI16 : "TMatrixI16";
signals : "TSignalPack";
channels : Array[1..2] of "TChannel";
stamps {InstructionName := 'DTL'; LibVersion := '1.0'; S7_SetPoint := 'True'} : Array[1..2] of DTL;
tags : Array[1..3] of String[24];
wtags : Array[1..2] of WString[24];
END_STRUCT;

END_TYPE

DataBlock

DATA_BLOCK "TestData"
{ S7_Optimized_Access := 'FALSE' }
VERSION : 0.1
NON_RETAIN
STRUCT
g_b1 : Bool;
g_b8 : Byte;
g_s8 : SInt;
g_u8 : USInt;
g_b16 : Word;
g_s16 : Int;
g_u16 : UInt;
g_b32 : DWord;
g_s32 : DInt;
g_u32 : UDInt;
g_b64 : LWord;
g_s64 : LInt;
g_u64 : ULInt;
g_r32 : Real;
g_r64 : LReal;
g_tim : Time;
g_dat : Date;
g_timoday : Time_Of_Day;
g_dattim {InstructionName := 'DTL'; LibVersion := '1.0'} : DTL;
g_str : String[40];
g_wstr : WString[40];
g_arrBool : Array[1..8] of Bool;
g_arrByte : Array[0..7] of Byte;
g_arrInt : Array[1..5] of Int;
g_arrUInt : Array[1..5] of UInt;
g_arrDInt : Array[1..4] of DInt;
g_arrUDInt : Array[1..4] of UDInt;
g_arrLReal : Array[1..3] of LReal;
g_arrTime : Array[1..3] of Time;
g_arrString : Array[1..3] of String[16];
g_arrWString : Array[1..2] of WString[16];
g_matI16_2x3 : Array[1..2, 1..3] of Int;
g_matR32_3x2 : Array[1..3, 1..2] of Real;
g_cubeU16_2x2x2 : Array[1..2, 1..2, 1..2] of UInt;
g_simple { S7_SetPoint := 'False'} : "TSimpleStruct";
g_matrixI16 : "TMatrixI16";
g_signals : "TSignalPack";
g_plant : "TPlantSnapshot";
g_chanGrid : Array[1..2, 1..2] of "TChannel";
END_STRUCT;


BEGIN
g_b1 := true;
g_b8 := 16#AB;
g_s8 := -12;
g_u8 := 250;
g_b16 := 16#BEEF;
g_s16 := -1234;
g_u16 := 54321;
g_b32 := 16#DEADBEEF;
g_s32 := -12345678;
g_u32 := 305419896;
g_b64 := 16#0123_4567_89AB_CDEF;
g_s64 := -9223372036854770000;
g_u64 := 18446744073709551000;
g_r32 := 3.14159;
g_r64 := 2.71828182845905;
g_tim := T#2S500MS;
g_dat := D#2025-11-12;
g_timoday := TOD#14:33:21.250;
g_dattim.YEAR := 2025;
g_dattim.MONTH := 11;
g_dattim.DAY := 12;
g_dattim.WEEKDAY := 4;
g_dattim.HOUR := 14;
g_dattim.MINUTE := 33;
g_dattim.SECOND := 21;
g_dattim.NANOSECOND := 500000000;
g_dattim := DTL#2025-11-12-14:33:21.500;
g_str := 'Hello PLC4X';
g_wstr := WSTRING#'Grüße von PLC4X';
g_arrBool[1] := true;
g_arrBool[2] := false;
g_arrBool[3] := true;
g_arrBool[4] := true;
g_arrBool[5] := false;
g_arrBool[6] := false;
g_arrBool[7] := true;
g_arrBool[8] := false;
g_arrByte[0] := 16#DE;
g_arrByte[1] := 16#AD;
g_arrByte[2] := 16#BE;
g_arrByte[3] := 16#EF;
g_arrByte[4] := 16#12;
g_arrByte[5] := 16#34;
g_arrByte[6] := 16#56;
g_arrByte[7] := 16#78;
g_arrInt[1] := -3;
g_arrInt[2] := -1;
g_arrInt[3] := 0;
g_arrInt[4] := 1;
g_arrInt[5] := 3;
g_arrUInt[1] := 1;
g_arrUInt[2] := 10;
g_arrUInt[3] := 100;
g_arrUInt[4] := 1000;
g_arrUInt[5] := 10000;
g_arrDInt[1] := -1000;
g_arrDInt[2] := 0;
g_arrDInt[3] := 1000;
g_arrDInt[4] := 2000000;
g_arrUDInt[1] := 0;
g_arrUDInt[2] := 1;
g_arrUDInt[3] := 16#FFFF;
g_arrUDInt[4] := 16#12345678;
g_arrLReal[1] := 1.5;
g_arrLReal[2] := -2.0;
g_arrLReal[3] := 0.125;
g_arrTime[1] := T#10MS;
g_arrTime[2] := T#1S;
g_arrTime[3] := T#10S;
g_arrString[1] := 'alpha';
g_arrString[2] := 'beta';
g_arrString[3] := 'gamma';
g_arrWString[1] := WSTRING#'Äpfel';
g_arrWString[2] := WSTRING#'Öl';
g_matI16_2x3[1,1] := 10;
g_matI16_2x3[1,2] := 11;
g_matI16_2x3[1,3] := 12;
g_matI16_2x3[2,1] := -10;
g_matI16_2x3[2,2] := -11;
g_matI16_2x3[2,3] := -12;
g_matR32_3x2[1,1] := 1.0;
g_matR32_3x2[1,2] := 1.5;
g_matR32_3x2[2,1] := 2.0;
g_matR32_3x2[2,2] := 2.5;
g_matR32_3x2[3,1] := 3.0;
g_matR32_3x2[3,2] := 3.5;
g_cubeU16_2x2x2[1,1,1] := 1;
g_cubeU16_2x2x2[1,1,2] := 2;
g_cubeU16_2x2x2[1,2,1] := 3;
g_cubeU16_2x2x2[1,2,2] := 4;
g_cubeU16_2x2x2[2,1,1] := 5;
g_cubeU16_2x2x2[2,1,2] := 6;
g_cubeU16_2x2x2[2,2,1] := 7;
g_cubeU16_2x2x2[2,2,2] := 8;
g_simple.s8 := -8;
g_simple.u8 := 200;
g_simple.s16 := -1600;
g_simple.u16 := 1600;
g_simple.s32 := -32000;
g_simple.u32 := 32000;
g_simple.s64 := -64000;
g_simple.u64 := 64000;
g_simple.b1 := true;
g_simple.b8 := 16#5A;
g_simple.b16 := 16#CAFE;
g_simple.b32 := 16#C0FFEE00;
g_simple.b64 := 16#DEAD_BEEF_F00D_CAFE;
g_simple.r32 := 0.5;
g_simple.r64 := -0.125;
g_simple.tim := T#123ms;
g_simple.ltim := LTIME#1S2MS3US;
g_simple.dat := D#2025-11-12;
g_simple.timoday := TOD#06:07:08.009;
g_simple.dattim.YEAR := 2025;
g_simple.dattim.MONTH := 11;
g_simple.dattim.DAY := 12;
g_simple.dattim.WEEKDAY := 4;
g_simple.dattim.HOUR := 6;
g_simple.dattim.MINUTE := 7;
g_simple.dattim.SECOND := 8;
g_simple.dattim.NANOSECOND := 9000000;
g_simple.dattim := DTL#2025-11-12-06:07:08.009;
g_simple.str := 'struct-string';
g_simple.wstr := WSTRING#'Struktur-WSTRING';
g_matrixI16.m[1,1] := 100;
g_matrixI16.m[1,2] := 101;
g_matrixI16.m[1,3] := 102;
g_matrixI16.m[2,1] := 200;
g_matrixI16.m[2,2] := 201;
g_matrixI16.m[2,3] := 202;
g_signals.flags[0] := true;
g_signals.flags[1] := false;
g_signals.flags[2] := true;
g_signals.flags[3] := false;
g_signals.flags[4] := true;
g_signals.flags[5] := false;
g_signals.flags[6] := true;
g_signals.flags[7] := false;
g_signals.words[0] := 16#1111;
g_signals.words[1] := 16#2222;
g_signals.words[2] := 16#3333;
g_signals.words[3] := 16#4444;
g_signals.payload[0] := 16#00;
g_signals.payload[1] := 16#11;
g_signals.payload[2] := 16#22;
g_signals.payload[3] := 16#33;
g_signals.payload[4] := 16#44;
g_signals.payload[5] := 16#55;
g_signals.payload[6] := 16#66;
g_signals.payload[7] := 16#77;
g_signals.payload[8] := 16#88;
g_signals.payload[9] := 16#99;
g_signals.payload[10] := 16#AA;
g_signals.payload[11] := 16#BB;
g_signals.payload[12] := 16#CC;
g_signals.payload[13] := 16#DD;
g_signals.payload[14] := 16#EE;
g_signals.payload[15] := 16#FF;
g_plant.meta.s8 := -1;
g_plant.meta.u8 := 255;
g_plant.meta.s16 := -2;
g_plant.meta.u16 := 2;
g_plant.meta.s32 := -3;
g_plant.meta.u32 := 3;
g_plant.meta.s64 := -4;
g_plant.meta.u64 := 4;
g_plant.meta.b1 := true;
g_plant.meta.b8 := 16#AA;
g_plant.meta.b16 := 16#ABCD;
g_plant.meta.b32 := 16#0102_0304;
g_plant.meta.b64 := 16#0A0B_0C0D_0E0F_1011;
g_plant.meta.r32 := 12.5;
g_plant.meta.r64 := -98.765;
g_plant.meta.tim := T#2S;
g_plant.meta.ltim := LTIME#2S100MS;
g_plant.meta.dat := D#2025-01-01;
g_plant.meta.timoday := TOD#12:34:56.789;
g_plant.meta.dattim.YEAR := 2025;
g_plant.meta.dattim.MONTH := 2;
g_plant.meta.dattim.DAY := 3;
g_plant.meta.dattim.WEEKDAY := 2;
g_plant.meta.dattim.HOUR := 4;
g_plant.meta.dattim.MINUTE := 5;
g_plant.meta.dattim.SECOND := 6;
g_plant.meta.dattim.NANOSECOND := 7000000;
g_plant.meta.dattim := DTL#2025-02-03-04:05:06.007;
g_plant.meta.str := 'meta-ok';
g_plant.meta.wstr := WSTRING#'Meta-OK';
g_plant.gridI16.m[1,1] := 10;
g_plant.gridI16.m[1,2] := 11;
g_plant.gridI16.m[1,3] := 12;
g_plant.gridI16.m[2,1] := -10;
g_plant.gridI16.m[2,2] := -11;
g_plant.gridI16.m[2,3] := -12;
g_plant.signals.flags[0] := false;
g_plant.signals.flags[1] := false;
g_plant.signals.flags[2] := true;
g_plant.signals.flags[3] := true;
g_plant.signals.flags[4] := false;
g_plant.signals.flags[5] := true;
g_plant.signals.flags[6] := false;
g_plant.signals.flags[7] := true;
g_plant.signals.words[0] := 16#DEAD;
g_plant.signals.words[1] := 16#BEEF;
g_plant.signals.words[2] := 16#FEED;
g_plant.signals.words[3] := 16#C0DE;
g_plant.signals.payload[0] := 16#10;
g_plant.signals.payload[1] := 16#20;
g_plant.signals.payload[2] := 16#30;
g_plant.signals.payload[3] := 16#40;
g_plant.signals.payload[4] := 16#50;
g_plant.signals.payload[5] := 16#60;
g_plant.signals.payload[6] := 16#70;
g_plant.signals.payload[7] := 16#80;
g_plant.signals.payload[8] := 16#90;
g_plant.signals.payload[9] := 16#A0;
g_plant.signals.payload[10] := 16#B0;
g_plant.signals.payload[11] := 16#C0;
g_plant.signals.payload[12] := 16#D0;
g_plant.signals.payload[13] := 16#E0;
g_plant.signals.payload[14] := 16#F0;
g_plant.signals.payload[15] := 16#00;
g_plant.channels[1].id := 1;
g_plant.channels[1]."name" := 'CH-A';
g_plant.channels[1].enabled := true;
g_plant.channels[1].setpoints[1] := 0.0;
g_plant.channels[1].setpoints[2] := 10.0;
g_plant.channels[1].setpoints[3] := 20.0;
g_plant.channels[1].setpoints[4] := 30.0;
g_plant.channels[1].lut[1,1,1] := 1;
g_plant.channels[1].lut[1,1,2] := 2;
g_plant.channels[1].lut[1,2,1] := 3;
g_plant.channels[1].lut[1,2,2] := 4;
g_plant.channels[1].lut[2,1,1] := -1;
g_plant.channels[1].lut[2,1,2] := -2;
g_plant.channels[1].lut[2,2,1] := -3;
g_plant.channels[1].lut[2,2,2] := -4;
g_plant.channels[2].id := 2;
g_plant.channels[2]."name" := 'CH-B';
g_plant.channels[2].enabled := false;
g_plant.channels[2].setpoints[1] := 5.5;
g_plant.channels[2].setpoints[2] := 6.5;
g_plant.channels[2].setpoints[3] := 7.5;
g_plant.channels[2].setpoints[4] := 8.5;
g_plant.channels[2].lut[1,1,1] := 100;
g_plant.channels[2].lut[1,1,2] := 101;
g_plant.channels[2].lut[1,2,1] := 102;
g_plant.channels[2].lut[1,2,2] := 103;
g_plant.channels[2].lut[2,1,1] := 200;
g_plant.channels[2].lut[2,1,2] := 201;
g_plant.channels[2].lut[2,2,1] := 202;
g_plant.channels[2].lut[2,2,2] := 203;
g_plant.stamps[1] := DTL#2025-06-01-00:00:00;
g_plant.stamps[2] := DTL#2025-06-01-12:00:00;
g_plant.tags[1] := 'MAIN.speed';
g_plant.tags[2] := 'MAIN.temp';
g_plant.tags[3] := 'MAIN.pressure';
g_plant.wtags[1] := WSTRING#'Δv';
g_plant.wtags[2] := WSTRING#'Ölstand';
g_chanGrid[1,1].id := 10;
g_chanGrid[1,1]."name" := 'A1';
g_chanGrid[1,1].enabled := true;
g_chanGrid[1,1].setpoints[1] := 11.1;
g_chanGrid[1,1].setpoints[2] := 11.2;
g_chanGrid[1,1].setpoints[3] := 11.3;
g_chanGrid[1,1].setpoints[4] := 11.4;
g_chanGrid[1,1].lut[1,1,1] := 1;
g_chanGrid[1,1].lut[1,1,2] := 2;
g_chanGrid[1,1].lut[1,2,1] := 3;
g_chanGrid[1,1].lut[1,2,2] := 4;
g_chanGrid[1,1].lut[2,1,1] := 5;
g_chanGrid[1,1].lut[2,1,2] := 6;
g_chanGrid[1,1].lut[2,2,1] := 7;
g_chanGrid[1,1].lut[2,2,2] := 8;
g_chanGrid[1,2].id := 11;
g_chanGrid[1,2]."name" := 'A2';
g_chanGrid[1,2].enabled := false;
g_chanGrid[1,2].setpoints[1] := 12.1;
g_chanGrid[1,2].setpoints[2] := 12.2;
g_chanGrid[1,2].setpoints[3] := 12.3;
g_chanGrid[1,2].setpoints[4] := 12.4;
g_chanGrid[1,2].lut[1,1,1] := 10;
g_chanGrid[1,2].lut[1,1,2] := 11;
g_chanGrid[1,2].lut[1,2,1] := 12;
g_chanGrid[1,2].lut[1,2,2] := 13;
g_chanGrid[1,2].lut[2,1,1] := 14;
g_chanGrid[1,2].lut[2,1,2] := 15;
g_chanGrid[1,2].lut[2,2,1] := 16;
g_chanGrid[1,2].lut[2,2,2] := 17;
g_chanGrid[2,1].id := 20;
g_chanGrid[2,1]."name" := 'B1';
g_chanGrid[2,1].enabled := true;
g_chanGrid[2,1].setpoints[1] := 21.1;
g_chanGrid[2,1].setpoints[2] := 21.2;
g_chanGrid[2,1].setpoints[3] := 21.3;
g_chanGrid[2,1].setpoints[4] := 21.4;
g_chanGrid[2,1].lut[1,1,1] := 21;
g_chanGrid[2,1].lut[1,1,2] := 22;
g_chanGrid[2,1].lut[1,2,1] := 23;
g_chanGrid[2,1].lut[1,2,2] := 24;
g_chanGrid[2,1].lut[2,1,1] := 25;
g_chanGrid[2,1].lut[2,1,2] := 26;
g_chanGrid[2,1].lut[2,2,1] := 27;
g_chanGrid[2,1].lut[2,2,2] := 28;
g_chanGrid[2,2].id := 21;
g_chanGrid[2,2]."name" := 'B2';
g_chanGrid[2,2].enabled := true;
g_chanGrid[2,2].setpoints[1] := 22.1;
g_chanGrid[2,2].setpoints[2] := 22.2;
g_chanGrid[2,2].setpoints[3] := 22.3;
g_chanGrid[2,2].setpoints[4] := 22.4;
g_chanGrid[2,2].lut[1,1,1] := 31;
g_chanGrid[2,2].lut[1,1,2] := 32;
g_chanGrid[2,2].lut[1,2,1] := 33;
g_chanGrid[2,2].lut[1,2,2] := 34;
g_chanGrid[2,2].lut[2,1,1] := 35;
g_chanGrid[2,2].lut[2,1,2] := 36;
g_chanGrid[2,2].lut[2,2,1] := 37;
g_chanGrid[2,2].lut[2,2,2] := 38;

END_DATA_BLOCK