trunk/testsuite/Test13.pas

unit Test13;

{$mode objfpc}{$H+}

{Test 13: Open and read from Employee Database with ISQLMonitor}

{  This is a simple use of IBX to access the employee database in console mode.
  The program opens the database, runs a query and writes the result to stdout.

  ISQLMonitor is used to trace the activity.

}

interface

uses
  Classes, SysUtils, TestApplication, IBXTestBase, IB, IBCustomDataSet, IBDatabase,
  IBQuery, IBInternals, IBSQLMonitor;

const
  aTestID    = '13';
  aTestTitle = 'Open and read from Employee Database with ISQLMonitor';

type

{ TTest13 }

  TTest13 = class(TIBXTestBase)
  private
    FIBSQLMonitor: TIBSQLMonitor;
    FLog: TStringList;
    procedure HandleOnSQL(EventText: String; EventTime : TDateTime);
  protected
    procedure CreateObjects(Application: TTestApplication); override;
    function GetTestID: AnsiString; override;
    function GetTestTitle: AnsiString; override;
    procedure InitTest; override;
  public
    destructor Destroy; override;
    procedure RunTest(CharSet: AnsiString; SQLDialect: integer); override;
  end;


implementation

const
  sqlExample =
'with recursive Depts As (   '+
'Select DEPT_NO, DEPARTMENT, HEAD_DEPT, cast(DEPARTMENT  as VarChar(256)) as DEPT_PATH,'+
'cast(DEPT_NO as VarChar(64)) as DEPT_KEY_PATH '+
'From DEPARTMENT Where HEAD_DEPT is NULL '+
'UNION ALL '+
'Select D.DEPT_NO, D.DEPARTMENT, D.HEAD_DEPT, Depts.DEPT_PATH ||  '' / '' || D.DEPARTMENT as DEPT_PATH,'+
'Depts.DEPT_KEY_PATH || '';'' || D.DEPT_NO as DEPT_KEY_PATH '+
'From DEPARTMENT D '+
'JOIN Depts On D.HEAD_DEPT = Depts.DEPT_NO '+
')'+

'Select First 2 A.EMP_NO, A.FIRST_NAME, A.LAST_NAME, A.PHONE_EXT, A.HIRE_DATE, A.DEPT_NO, A.JOB_CODE,'+
'A.JOB_GRADE, A.JOB_COUNTRY, A.SALARY, A.FULL_NAME, D.DEPT_PATH, D.DEPT_KEY_PATH '+
'From EMPLOYEE A '+
'JOIN Depts D On D.DEPT_NO = A.DEPT_NO';

  { TTest13 }

procedure TTest13.HandleOnSQL(EventText: String; EventTime: TDateTime);
begin
  FLog.Add('*Monitor* '+DateTimeToStr(EventTime)+' '+EventText);
end;

procedure TTest13.CreateObjects(Application: TTestApplication);
begin
  inherited CreateObjects(Application);
  FIBSQLMonitor := TIBSQLMonitor.Create(Application);
  FIBSQLMonitor.TraceFlags := [tfQPrepare, tfQExecute, tfQFetch, tfError, tfStmt, tfConnect,
     tfTransact, tfBlob, tfService, tfMisc];
  IBDatabase.TraceFlags := [tfQPrepare, tfQExecute, tfQFetch, tfError, tfStmt, tfConnect,
     tfTransact, tfBlob, tfService, tfMisc];
  FIBSQLMonitor.OnSQL := @HandleOnSQL;
  FIBSQLMonitor.Enabled := true;
  FLog := TStringList.Create;
end;

function TTest13.GetTestID: AnsiString;
begin
  Result := aTestID;
end;

function TTest13.GetTestTitle: AnsiString;
begin
  Result := aTestTitle;
end;

procedure TTest13.InitTest;
begin
  inherited InitTest;
  IBDatabase.DatabaseName := Owner.GetEmployeeDatabaseName;
  ReadOnlyTransaction;
end;

destructor TTest13.Destroy;
begin
  FLog.Free;
  inherited Destroy;
end;

procedure TTest13.RunTest(CharSet: AnsiString; SQLDialect: integer);
var stats: TPerfCounters;
    i: integer;
begin
  writeln(OutFile);
  EnableMonitoring;
  CheckSynchronize(1);
  with IBQuery do
  begin
     AllowAutoActivateTransaction := true;
     Unidirectional := true;
     SQL.Text := sqlExample;
     EnableStatistics := true;
     Active := true;
     PrintDataSet(IBQuery);

     if GetPerfStatistics(stats) then
       WritePerfStats(stats);
     PrintAffectedRows(IBQuery);
     writeln(OutFile);
     writeln(OutFile,'Reconnect');
     IBDatabase.ReConnect;
     Unidirectional := false;
     Active := true;
     PrintDataSet(IBQuery);
  end;
  IBDatabase.Connected := false;
  CheckSynchronize(1);
  DisableMonitoring;
  for i := 0 to FLog.Count - 1 do
    writeln(OutFile,FLog[i]);
end;

initialization
  RegisterTest(TTest13);

end.

Revision:	315
Committed:	Thu Feb 25 11:56:36 2021 UTC (3 years, 2 months ago) by tony
Content type:	text/x-pascal
File size:	3769 byte(s)
Log Message:	Updated for IBX 4 release
#	Content
1	unit Test13;
2
3	{$mode objfpc}{$H+}
4
5	{Test 13: Open and read from Employee Database with ISQLMonitor}
6
7	{ This is a simple use of IBX to access the employee database in console mode.
8	The program opens the database, runs a query and writes the result to stdout.
9
10	ISQLMonitor is used to trace the activity.
11
12	}
13
14	interface
15
16	uses
17	Classes, SysUtils, TestApplication, IBXTestBase, IB, IBCustomDataSet, IBDatabase,
18	IBQuery, IBInternals, IBSQLMonitor;
19
20	const
21	aTestID = '13';
22	aTestTitle = 'Open and read from Employee Database with ISQLMonitor';
23
24	type
25
26	{ TTest13 }
27
28	TTest13 = class(TIBXTestBase)
29	private
30	FIBSQLMonitor: TIBSQLMonitor;
31	FLog: TStringList;
32	procedure HandleOnSQL(EventText: String; EventTime : TDateTime);
33	protected
34	procedure CreateObjects(Application: TTestApplication); override;
35	function GetTestID: AnsiString; override;
36	function GetTestTitle: AnsiString; override;
37	procedure InitTest; override;
38	public
39	destructor Destroy; override;
40	procedure RunTest(CharSet: AnsiString; SQLDialect: integer); override;
41	end;
42
43
44	implementation
45
46	const
47	sqlExample =
48	'with recursive Depts As ( '+
49	'Select DEPT_NO, DEPARTMENT, HEAD_DEPT, cast(DEPARTMENT as VarChar(256)) as DEPT_PATH,'+
50	'cast(DEPT_NO as VarChar(64)) as DEPT_KEY_PATH '+
51	'From DEPARTMENT Where HEAD_DEPT is NULL '+
52	'UNION ALL '+
53	'Select D.DEPT_NO, D.DEPARTMENT, D.HEAD_DEPT, Depts.DEPT_PATH \|\| '' / '' \|\| D.DEPARTMENT as DEPT_PATH,'+
54	'Depts.DEPT_KEY_PATH \|\| '';'' \|\| D.DEPT_NO as DEPT_KEY_PATH '+
55	'From DEPARTMENT D '+
56	'JOIN Depts On D.HEAD_DEPT = Depts.DEPT_NO '+
57	')'+
58
59	'Select First 2 A.EMP_NO, A.FIRST_NAME, A.LAST_NAME, A.PHONE_EXT, A.HIRE_DATE, A.DEPT_NO, A.JOB_CODE,'+
60	'A.JOB_GRADE, A.JOB_COUNTRY, A.SALARY, A.FULL_NAME, D.DEPT_PATH, D.DEPT_KEY_PATH '+
61	'From EMPLOYEE A '+
62	'JOIN Depts D On D.DEPT_NO = A.DEPT_NO';
63
64	{ TTest13 }
65
66	procedure TTest13.HandleOnSQL(EventText: String; EventTime: TDateTime);
67	begin
68	FLog.Add('Monitor '+DateTimeToStr(EventTime)+' '+EventText);
69	end;
70
71	procedure TTest13.CreateObjects(Application: TTestApplication);
72	begin
73	inherited CreateObjects(Application);
74	FIBSQLMonitor := TIBSQLMonitor.Create(Application);
75	FIBSQLMonitor.TraceFlags := [tfQPrepare, tfQExecute, tfQFetch, tfError, tfStmt, tfConnect,
76	tfTransact, tfBlob, tfService, tfMisc];
77	IBDatabase.TraceFlags := [tfQPrepare, tfQExecute, tfQFetch, tfError, tfStmt, tfConnect,
78	tfTransact, tfBlob, tfService, tfMisc];
79	FIBSQLMonitor.OnSQL := @HandleOnSQL;
80	FIBSQLMonitor.Enabled := true;
81	FLog := TStringList.Create;
82	end;
83
84	function TTest13.GetTestID: AnsiString;
85	begin
86	Result := aTestID;
87	end;
88
89	function TTest13.GetTestTitle: AnsiString;
90	begin
91	Result := aTestTitle;
92	end;
93
94	procedure TTest13.InitTest;
95	begin
96	inherited InitTest;
97	IBDatabase.DatabaseName := Owner.GetEmployeeDatabaseName;
98	ReadOnlyTransaction;
99	end;
100
101	destructor TTest13.Destroy;
102	begin
103	FLog.Free;
104	inherited Destroy;
105	end;
106
107	procedure TTest13.RunTest(CharSet: AnsiString; SQLDialect: integer);
108	var stats: TPerfCounters;
109	i: integer;
110	begin
111	writeln(OutFile);
112	EnableMonitoring;
113	CheckSynchronize(1);
114	with IBQuery do
115	begin
116	AllowAutoActivateTransaction := true;
117	Unidirectional := true;
118	SQL.Text := sqlExample;
119	EnableStatistics := true;
120	Active := true;
121	PrintDataSet(IBQuery);
122
123	if GetPerfStatistics(stats) then
124	WritePerfStats(stats);
125	PrintAffectedRows(IBQuery);
126	writeln(OutFile);
127	writeln(OutFile,'Reconnect');
128	IBDatabase.ReConnect;
129	Unidirectional := false;
130	Active := true;
131	PrintDataSet(IBQuery);
132	end;
133	IBDatabase.Connected := false;
134	CheckSynchronize(1);
135	DisableMonitoring;
136	for i := 0 to FLog.Count - 1 do
137	writeln(OutFile,FLog[i]);
138	end;
139
140	initialization
141	RegisterTest(TTest13);
142
143	end.
144