examples/modify_example_test_runner.sh

#!/usr/bin/env bash

# --- begin runfiles.bash initialization v2 ---
# Copy-pasted from the Bazel Bash runfiles library v2.
set -uo pipefail; f=bazel_tools/tools/bash/runfiles/runfiles.bash
source "${RUNFILES_DIR:-/dev/null}/$f" 2>/dev/null || \
  source "$(grep -sm1 "^$f " "${RUNFILES_MANIFEST_FILE:-/dev/null}" | cut -f2- -d' ')" 2>/dev/null || \
  source "$0.runfiles/$f" 2>/dev/null || \
  source "$(grep -sm1 "^$f " "$0.runfiles_manifest" | cut -f2- -d' ')" 2>/dev/null || \
  source "$(grep -sm1 "^$f " "$0.exe.runfiles_manifest" | cut -f2- -d' ')" 2>/dev/null || \
  { echo>&2 "ERROR: cannot find $f"; exit 1; }; f=; set -e
# --- end runfiles.bash initialization v2 ---

fail() {
  echo >&2 "$@"
  exit 1
}

create_scratch_dir_sh_location=rules_bazel_integration_test/tools/create_scratch_dir.sh
create_scratch_dir_sh="$(rlocation "${create_scratch_dir_sh_location}")" || \
  (echo >&2 "Failed to locate ${create_scratch_dir_sh_location}" && exit 1)


# MARK - Process Flags

bazel="${BIT_BAZEL_BINARY:-}"
workspace_dir="${BIT_WORKSPACE_DIR:-}"

[[ -n "${bazel:-}" ]] || fail "Must specify the location of the Bazel binary."
[[ -n "${workspace_dir:-}" ]] || fail "Must specify the path of the workspace directory."

# MARK - Create Scratch Directory

# We will be making changes to some of the workspace files. So, we will create a
# copy of the child workspace so that the original sources are not disturbed.

scratch_dir="$("${create_scratch_dir_sh}" --workspace "${workspace_dir}")"
cd "${scratch_dir}"

# MARK - Make sure the workspace builds in the scratch directory

# Output Bazel info
"${bazel}" info || fail "Expected bazel info to succeed"

# Run the buildifier rule check.
"${bazel}" run //:buildifier.check || fail "Expected //:buildifier.check to succeed."

# # Execute buildozer command
# "${bazel}" run -- @buildifier_prebuilt//:buildozer \
#   'comment Comment\ added\ by\ test.' //:buildifier.check || \
#   fail "Expected buildozer command to succeed."

# Execute buildifier directly
"${bazel}" run -- @buildifier_prebuilt//:buildifier -r "${PWD}" || \
  fail "Expected buildifier command to succeed."


# Ensure that the workspace works properly
"${bazel}" test //... || fail "Expected tests to succeed in the scratch directory."