|  | ## Check that lit will not overwrite existing result files when given | 
|  | ## --use-unique-output-file-name. | 
|  |  | 
|  | ## Files are overwritten without the option. | 
|  | # RUN: rm -f %t.xunit*.xml | 
|  | # RUN: echo "test" > %t.xunit.xml | 
|  | # RUN: not %{lit} --xunit-xml-output %t.xunit.xml %{inputs}/xunit-output | 
|  | # RUN: FileCheck < %t.xunit.xml %s --check-prefix=NEW | 
|  | # NEW:      <?xml version="1.0" encoding="UTF-8"?> | 
|  | # NEW-NEXT: <testsuites time="{{[0-9.]+}}"> | 
|  | ## (other tests will check the contents of the whole file) | 
|  |  | 
|  | # RUN: rm -f %t.xunit*.xml | 
|  | # RUN: echo "test" > %t.xunit.xml | 
|  | ## Files should not be overwritten with the option. | 
|  | # RUN: not %{lit} --xunit-xml-output %t.xunit.xml --use-unique-output-file-name %{inputs}/xunit-output | 
|  | # RUN: FileCheck < %t.xunit.xml %s --check-prefix=EXISTING | 
|  | # EXISTING: test | 
|  | ## Results in a new file with some discriminator added. | 
|  | # RUN: ls -l %t.xunit*.xml | wc -l | FileCheck %s --check-prefix=NUMFILES | 
|  | # NUMFILES: 2 | 
|  | # RUN: FileCheck < %t.xunit.*.xml %s --check-prefix=NEW |