Wednesday 26 February 2014

Prepare Jmeter Reports using excel macros | Jmeter report automation using excel macros

To create an Excel macro that reads a JMeter JTL file and prepares reports in the Excel sheet, you can follow these general steps:
  • Open Microsoft Excel and create a new workbook.
  • Press ALT + F11 to open the Visual Basic Editor.
  • In the Visual Basic Editor, insert a new module by right-clicking on the project and selecting "Insert > Module."
  • In the new module, create a new sub-routine that will read the JMeter JTL file. You can use the following code to read the file:
Sub GenerateJMeterReportWithColor()
    
    ' Set the path to the JTL file
    Dim jtlFilePath As String
    jtlFilePath = "C:\Path\To\JMeter.jtl"
    
    ' Open the JTL file
    Dim jtlFile As Object
    Set jtlFile = CreateObject("Scripting.FileSystemObject").OpenTextFile(jtlFilePath, 1)
    
    ' Set up the Excel worksheet
    Dim reportSheet As Worksheet
    Set reportSheet = ThisWorkbook.Sheets.Add(After:=ThisWorkbook.Sheets(ThisWorkbook.Sheets.Count))
    reportSheet.Name = "JMeter Report"
    
    ' Write the report header
    reportSheet.Range("A1:D1").Merge
    reportSheet.Range("A1:D1").Value = "JMeter Report"
    reportSheet.Range("A2:D2").Merge
    reportSheet.Range("A2:D2").Value = "Generated on " & Now()
    reportSheet.Range("A1:D2").HorizontalAlignment = xlCenter
    reportSheet.Range("A1:D2").Font.Bold = True
    reportSheet.Range("A1:D2").Font.Size = 14
    
    ' Write the column headers
    reportSheet.Range("A4").Value = "Sample Name"
    reportSheet.Range("B4").Value = "Samples"
    reportSheet.Range("C4").Value = "Average Response Time (ms)"
    reportSheet.Range("D4").Value = "Error %"
    reportSheet.Range("A4:D4").Font.Bold = True
    
    ' Read the JTL file and populate the report
    Dim line As String
    Dim rowIndex As Integer
    rowIndex = 5
    Do Until jtlFile.AtEndOfStream
        line = jtlFile.ReadLine
        Dim values As Variant
        values = Split(line, ",")
        reportSheet.Cells(rowIndex, 1).Value = values(2)
        reportSheet.Cells(rowIndex, 2).Value = values(1)
        reportSheet.Cells(rowIndex, 3).Value = values(7)
        reportSheet.Cells(rowIndex, 4).Value = values(9)
        If values(9) = "0" Then ' If there are no errors
            reportSheet.Cells(rowIndex, 4).Interior.Color = RGB(198, 239, 206) ' Light green color
        Else
            reportSheet.Cells(rowIndex, 4).Interior.Color = RGB(255, 199, 206) ' Light red color
        End If
        rowIndex = rowIndex + 1
    Loop
    
    ' Format the report
    reportSheet.Columns("A:D").AutoFit
    reportSheet.Range("A5:D" & rowIndex - 1).Borders.LineStyle = xlContinuous
    
    ' Close the JTL file
    jtlFile.Close
    
End Sub

Thats it. Now it can read the JTL file and prepare the reports.

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