llvm-project/clang/test/Format/line-ranges.cpp

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// RUN: grep -Ev "// *[A-Z-]+:" %s \
// RUN: | clang-format -style=LLVM -lines=1:1 -lines=5:5 \
// RUN: | FileCheck -strict-whitespace %s
// CHECK: {{^int\ \*i;$}}
int*i;
// CHECK: {{^int\ \ \*\ \ i;$}}
int * i;
// CHECK: {{^int\ \*i;$}}
int * i;
// RUN: not clang-format -lines=0:1 < %s 2>&1 \
// RUN: | FileCheck -strict-whitespace -check-prefix=CHECK0 %s
// CHECK0: error: start line should be at least 1
// RUN: not clang-format -lines=2:1 < %s 2>&1 \
// RUN: | FileCheck -strict-whitespace -check-prefix=CHECK1 %s
// CHECK1: error: start line should not exceed end line