llvm/llvm/test/tools/split-file/basic.test

#--- aa
aa
;--- bb
; Comments are preserved.
bb

//--- subdir/cc
cc
//--- end

# RUN: rm -rf %t
# RUN: split-file --leading-lines %s %t
# RUN: diff %S/Inputs/basic-aa.txt %t/aa
# RUN: diff %S/Inputs/basic-bb.txt %t/bb
# RUN: diff %S/Inputs/basic-cc.txt %t/subdir/cc
# RUN: FileCheck %s --check-prefix=END < %t/end

## Can be called on a non-empty directory.
# RUN: split-file --leading-lines %s %t
# RUN: diff %S/Inputs/basic-aa.txt %t/aa

## Test that we will delete the output if it is a file, so that we can create
## a directory.
# RUN: rm -rf %t && touch %t
# RUN: split-file --leading-lines %s %t
# RUN: diff %S/Inputs/basic-aa.txt %t/aa

# END: RUN: split-file %s %t

# RUN: not %split-file 2>&1 | FileCheck %s --check-prefix=NO_INPUT

# NO_INPUT: split-file: error: input filename is not specified

# RUN: not %split-file %s '' 2>&1 | FileCheck %s --check-prefix=NO_OUTPUT

# NO_OUTPUT: split-file: error: output directory is not specified

# RUN: not %split-file %S/Inputs/basic-aa.txt %t 2>&1 | FileCheck %s --check-prefix=NOT_EXIST

# NOT_EXIST: split-file: error: {{.*}}.txt: no part separator was found