fbintf/testsuite/Test8.pas

unit Test8;

{$mode objfpc}{$H+}
{$codepage utf8}

{Test 8: Create and read back an Array with 2 dimensions}

{
1. Create an empty database and populate with a single table including a two
   dimensional array of varchar(16) column.

2. Select all and show metadata including array metadata.

3. Insert a row but leave array null

4. Show result.

5. Update row with a populated array and show results.
}

interface

uses
  Classes, SysUtils, TestManager, IB;

type

  { TTest8 }

  TTest8 = class(TTestBase)
  private
    procedure UpdateDatabase(Attachment: IAttachment);
  public
    function TestTitle: string; override;
    procedure RunTest(CharSet: string; SQLDialect: integer); override;
  end;

implementation

const
  sqlCreateTable =
    'Create Table TestData ('+
    'RowID Integer not null,'+
    'Title VarChar(32) Character Set UTF8,'+
    'MyArray VarChar(16) [0:16, -1:7] Character Set ISO8859_2,'+
    'Primary Key(RowID)'+
    ')';

  sqlInsert = 'Insert into TestData(RowID,Title) Values(:RowID,:Title)';

  sqlUpdate = 'Update TestData Set MyArray = ? Where RowID = 1';

{ TTest8 }

procedure TTest8.UpdateDatabase(Attachment: IAttachment);
var Transaction: ITransaction;
    Statement: IStatement;
    ResultSet: IResultSet;
    i,j,k : integer;
    ar: IArray;
begin
  Transaction := Attachment.StartTransaction([isc_tpb_write,isc_tpb_nowait,isc_tpb_concurrency],taCommit);
  Statement := Attachment.Prepare(Transaction,'Select * from TestData');
  PrintMetaData(Statement.GetMetaData);
  Statement := Attachment.PrepareWithNamedParameters(Transaction,sqlInsert);
  ParamInfo(Statement.GetSQLParams);
  with Statement.GetSQLParams do
  begin
    ByName('rowid').AsInteger := 1;
    ByName('title').AsString := '2D Array';
  end;
  Statement.Execute;
  Statement := Attachment.Prepare(Transaction,'Select * from TestData');
  ReportResults(Statement);

  Statement := Attachment.Prepare(Transaction,sqlUpdate);
  ar := Attachment.CreateArray(Transaction,'TestData','MyArray');
  if ar <> nil then
  begin
    k := 50;
    for i := 0 to 16 do
      for j := -1 to 7 do
      begin
        ar.SetAsString([i,j],'A' + IntToStr(k));
        Inc(k);
      end;
    Statement.SQLParams[0].AsArray := ar;
    Statement.Execute;
  end;
  Statement := Attachment.Prepare(Transaction,'Select * from TestData');
  ReportResults(Statement);
end;

function TTest8.TestTitle: string;
begin
  Result := 'Test 8: Create and read back an Array with 2 dimensions';
end;

procedure TTest8.RunTest(CharSet: string; SQLDialect: integer);
var DPB: IDPB;
    Attachment: IAttachment;
begin
  DPB := FirebirdAPI.AllocateDPB;
  DPB.Add(isc_dpb_user_name).setAsString(Owner.GetUserName);
  DPB.Add(isc_dpb_password).setAsString(Owner.GetPassword);
  DPB.Add(isc_dpb_lc_ctype).setAsString(CharSet);
  DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(SQLDialect);
  Attachment := FirebirdAPI.CreateDatabase(Owner.GetNewDatabaseName,DPB);
  Attachment.ExecImmediate([isc_tpb_write,isc_tpb_wait,isc_tpb_consistency],sqlCreateTable);
  UpdateDatabase(Attachment);

  Attachment.DropDatabase;
end;

initialization
  RegisterTest(TTest8);

end.

Revision:	45
Committed:	Tue Dec 6 10:33:46 2016 UTC (8 years ago) by tony
Content type:	text/x-pascal
File size:	3133 byte(s)
Log Message:	Committing updates for Release R2-0-0
#	User	Rev	Content
1	tony	45	unit Test8;
2
3			{$mode objfpc}{$H+}
4			{$codepage utf8}
5
6			{Test 8: Create and read back an Array with 2 dimensions}
7
8			{
9			1. Create an empty database and populate with a single table including a two
10			dimensional array of varchar(16) column.
11
12			2. Select all and show metadata including array metadata.
13
14			3. Insert a row but leave array null
15
16			4. Show result.
17
18			5. Update row with a populated array and show results.
19			}
20
21			interface
22
23			uses
24			Classes, SysUtils, TestManager, IB;
25
26			type
27
28			{ TTest8 }
29
30			TTest8 = class(TTestBase)
31			private
32			procedure UpdateDatabase(Attachment: IAttachment);
33			public
34			function TestTitle: string; override;
35			procedure RunTest(CharSet: string; SQLDialect: integer); override;
36			end;
37
38			implementation
39
40			const
41			sqlCreateTable =
42			'Create Table TestData ('+
43			'RowID Integer not null,'+
44			'Title VarChar(32) Character Set UTF8,'+
45			'MyArray VarChar(16) [0:16, -1:7] Character Set ISO8859_2,'+
46			'Primary Key(RowID)'+
47			')';
48
49			sqlInsert = 'Insert into TestData(RowID,Title) Values(:RowID,:Title)';
50
51			sqlUpdate = 'Update TestData Set MyArray = ? Where RowID = 1';
52
53			{ TTest8 }
54
55			procedure TTest8.UpdateDatabase(Attachment: IAttachment);
56			var Transaction: ITransaction;
57			Statement: IStatement;
58			ResultSet: IResultSet;
59			i,j,k : integer;
60			ar: IArray;
61			begin
62			Transaction := Attachment.StartTransaction([isc_tpb_write,isc_tpb_nowait,isc_tpb_concurrency],taCommit);
63			Statement := Attachment.Prepare(Transaction,'Select * from TestData');
64			PrintMetaData(Statement.GetMetaData);
65			Statement := Attachment.PrepareWithNamedParameters(Transaction,sqlInsert);
66			ParamInfo(Statement.GetSQLParams);
67			with Statement.GetSQLParams do
68			begin
69			ByName('rowid').AsInteger := 1;
70			ByName('title').AsString := '2D Array';
71			end;
72			Statement.Execute;
73			Statement := Attachment.Prepare(Transaction,'Select * from TestData');
74			ReportResults(Statement);
75
76			Statement := Attachment.Prepare(Transaction,sqlUpdate);
77			ar := Attachment.CreateArray(Transaction,'TestData','MyArray');
78			if ar <> nil then
79			begin
80			k := 50;
81			for i := 0 to 16 do
82			for j := -1 to 7 do
83			begin
84			ar.SetAsString([i,j],'A' + IntToStr(k));
85			Inc(k);
86			end;
87			Statement.SQLParams[0].AsArray := ar;
88			Statement.Execute;
89			end;
90			Statement := Attachment.Prepare(Transaction,'Select * from TestData');
91			ReportResults(Statement);
92			end;
93
94			function TTest8.TestTitle: string;
95			begin
96			Result := 'Test 8: Create and read back an Array with 2 dimensions';
97			end;
98
99			procedure TTest8.RunTest(CharSet: string; SQLDialect: integer);
100			var DPB: IDPB;
101			Attachment: IAttachment;
102			begin
103			DPB := FirebirdAPI.AllocateDPB;
104			DPB.Add(isc_dpb_user_name).setAsString(Owner.GetUserName);
105			DPB.Add(isc_dpb_password).setAsString(Owner.GetPassword);
106			DPB.Add(isc_dpb_lc_ctype).setAsString(CharSet);
107			DPB.Add(isc_dpb_set_db_SQL_dialect).setAsByte(SQLDialect);
108			Attachment := FirebirdAPI.CreateDatabase(Owner.GetNewDatabaseName,DPB);
109			Attachment.ExecImmediate([isc_tpb_write,isc_tpb_wait,isc_tpb_consistency],sqlCreateTable);
110			UpdateDatabase(Attachment);
111
112			Attachment.DropDatabase;
113			end;
114
115			initialization
116			RegisterTest(TTest8);
117
118			end.
119