RUN: rm -rf %t
RUN: mkdir %t

# Make some empty objects.
RUN: llvm-cas --cas %t/cas --make-node \
RUN:   --data - </dev/null >%t/empty.casid

RUN: llvm-cas --cas %t/cas --cat-node-data @%t/empty.casid |\
RUN:   FileCheck %s -check-prefix CHECK-EMPTY -allow-empty
RUN: llvm-cas --cas %t/cas --ls-node-refs @%t/empty.casid |\
RUN:   FileCheck %s -check-prefix CHECK-EMPTY -allow-empty
CHECK-EMPTY-NOT: {{.}}

# Make a complex object, which references existing ones. Reference a blob and
# other objects, and reference one of them twice to be sure they don't get
# deduped.
RUN: llvm-cas --cas %t/cas --make-blob --data /dev/null \
RUN:   >%t/empty-blob.casid
RUN: cat %t/empty.casid %t/empty.casid %t/empty-blob.casid \
RUN:   >%t/complex.refs
RUN: cat %t/complex.refs | sed -e 's,^.,CHECK: ,' > %t/complex.check
RUN: llvm-cas --cas %t/cas --make-node \
RUN:   --data %S/Inputs/oneline @%t/complex.refs \
RUN:   >%t/complex.casid
RUN: llvm-cas --cas %t/cas --cat-node-data \
RUN:   @%t/complex.casid | FileCheck %s -check-prefix COMPLEX-DATA
RUN: llvm-cas --cas %t/cas --ls-node-refs @%t/complex.casid |\
RUN:   FileCheck %t/complex.check
COMPLEX-DATA: content

RUN: llvm-cas --cas %t/cas --validate-object @%t/complex.casid

# Import from a new CAS.
RUN: llvm-cas --cas %t/new-cas --upstream-cas %t/cas --import @%t/complex.casid
RUN: llvm-cas --cas %t/new-cas --cat-node-data \
RUN:   @%t/complex.casid | FileCheck %s -check-prefix COMPLEX-DATA
RUN: llvm-cas --cas %t/new-cas --validate