You can use the RunCommand statement in a QA Wizard Pro script to launch a DOS command from the Windows command line. The information required for a RunCommand statement includes:
- Executable path
- Working directory
- Command line arguments
The executable is cmd.exe, which is located in C:\WINDOWS\system32\.
The working directory can be any location you choose.
The command line arguments is a string containing the command you wish to execute and any needed parameters or flags.
When creating the argument string:
- You must enclose the DOS command and arguments in quotes, using the escape character (i.e., \”dir *.doc \”)
- You must escape the backslash character in any path specification (i.e., “C:\\WINDOWS\\system32\\cmd.exe”)
- You must use the ‘/C’ flag to force the command window to close upon completion
- You must enclose the entire command line argument string in quotes (i.e., “/C\”dir *.doc \”")
For example, the following script step will copy file1.txt to file2.txt in the C:\Output directory:
RunCommand("C:\\WINDOWS\\system32\\cmd.exe", "C:\\Output", "/C\"copy file1.txt file2.txt\"")
The working directory will be used for redirection unless otherwise specified in the command line arguments.
This will list the contents of the C:\Test directory in the file C:\My Files\list.txt:
RunCommand("C:\\WINDOWS\\system32\\cmd.exe", "C:\\Output", "/C\"dir C:\\Test > C:\\My Files\\list.txt\"")
Since the RunCommand statement returns ’0′ if successful or ’1′ otherwise, you can branch on the result of the statement:
If RunCommand("C:\\WINDOWS\\system32\\cmd.exe", "", "/C\"dir > C:\\data.txt\"") = 1 Then
Println("File not found!")
End If
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June 24, 2010
[...] Running DOS Commands from the Command Line [...]