llvm/clang-tools-extra/clangd/test/background-index.test

# Use a copy of inputs, as we'll mutate it (as will the background index).
# RUN: rm -rf %/t
# RUN: cp -r %/S/Inputs/background-index %/t
# Need to embed the correct temp path in the actual JSON-RPC requests.
# RUN: sed -e "s|DIRECTORY|%/t|" %/t/definition.jsonrpc.tmpl > %/t/definition.jsonrpc.1
# RUN: sed -e "s|DIRECTORY|%/t|" %/t/compile_commands.json.tmpl > %/t/compile_commands.json
# On Windows, we need the URI in didOpen to look like "uri":"file:///C:/..."
# (with the extra slash in the front), so we add it here.
# RUN: sed -E -e 's|"file://([A-Z]):/|"file:///\1:/|g' %/t/definition.jsonrpc.1 > %/t/definition.jsonrpc

# We're editing bar.cpp, which includes foo.h.
# foo() is declared in foo.h and defined in foo.cpp.
# The background index should allow us to go-to-definition on foo().
# We should also see indexing progress notifications.
# RUN: clangd -background-index -lit-test < %/t/definition.jsonrpc | FileCheck %/t/definition.jsonrpc --check-prefixes=CHECK,BUILD

# Test that the index is writing files in the expected location.
# RUN: ls %/t/.cache/clangd/index/foo.cpp.*.idx
# RUN: ls %/t/sub_dir/.cache/clangd/index/foo.h.*.idx

# Test the index is read from disk: delete code and restart clangd.
# RUN: rm %/t/foo.cpp
# RUN: clangd -background-index -lit-test < %/t/definition.jsonrpc | FileCheck %/t/definition.jsonrpc --check-prefixes=CHECK,USE