| #!/usr/bin/env bash |
| set -o errexit -o nounset -o pipefail |
| escape() { |
| echo "$1" | |
| sed 's/&/\&/g; s/</\</g; s/>/\>/g; s/"/\"/g; s/'"'"'/\'/g' | |
| awk 1 ORS=' ' # preserve newlines |
| } |
| fail() { |
| cat <<EOF >"${XML_OUTPUT_FILE:-/dev/null}" |
| <?xml version="1.0" encoding="UTF-8"?> |
| <testsuites name="$(escape "{name}")" tests="1" failures="1"> |
| <testsuite name="$(escape "{name}")" tests="1" failures="1" id="0"> |
| <testcase name="$(escape "{name}")" assertions="1" status="failed"> |
| <failure message="$(escape "$1")" type="diff"></failure> |
| </testcase> |
| </testsuite> |
| </testsuites> |
| EOF |
| echo >&2 "FAIL: $1" |
| exit 1 |
| } |
| resolve_exec_root() { |
| local RUNFILES_PARENT |
| RUNFILES_PARENT=$(dirname "$RUNFILES_DIR") |
| local BIN_DIR |
| BIN_DIR="${RUNFILES_PARENT%$BUILD_FILE_DIR}" |
| local EXEC_ROOT |
| EXEC_ROOT=$(dirname $(dirname $(dirname "${BIN_DIR}"))) |
| |
| echo -n "$EXEC_ROOT" |
| } |
| find_file() { |
| local F_RAW="$1" |
| local F="$2" |
| local RF= |
| |
| if [[ -f "$TEST_SRCDIR/$F1" || -d "$TEST_SRCDIR/$F" ]]; then |
| RF="$TEST_SRCDIR/$F" |
| elif [[ -d "${RUNFILES_DIR:-/dev/null}" && "${RUNFILES_MANIFEST_ONLY:-}" != 1 ]]; then |
| EXEC_ROOT=$(resolve_exec_root) |
| if [[ -e "$EXEC_ROOT/$F_RAW" ]]; then |
| RF="$EXEC_ROOT/$F_RAW" |
| else |
| RF="$RUNFILES_DIR/$F1" |
| fi |
| elif [[ -f "${RUNFILES_MANIFEST_FILE:-/dev/null}" ]]; then |
| RF="$(grep -F -m1 "$F " "$RUNFILES_MANIFEST_FILE" | sed 's/^[^ ]* //')" |
| else |
| echo >&2 "ERROR: could not find \"${F_RAW}\"" |
| exit 1 |
| fi |
| |
| echo -n "$RF" |
| } |
| BUILD_FILE_DIR="$(dirname "{build_file_path}")" |
| F1="{file1}" |
| F2="{file2}" |
| [[ "$F1" =~ ^external/ ]] && F1="${F1#external/}" || F1="$TEST_WORKSPACE/$F1" |
| [[ "$F2" =~ ^external/ ]] && F2="${F2#external/}" || F2="$TEST_WORKSPACE/$F2" |
| RF1="$(find_file {file1} "$F1")" |
| RF2="$(find_file {file2} "$F2")" |
| DF1= |
| DF2= |
| [[ ! -d "$RF1" ]] || DF1=1 |
| [[ ! -d "$RF2" ]] || DF2=1 |
| if [[ "$DF1" ]] && [[ ! "$DF2" ]]; then |
| echo >&2 "ERROR: cannot compare a directory \"{file1}\" against a file \"{file2}\"" |
| exit 1 |
| fi |
| if [[ ! "$DF1" ]] && [[ "$DF2" ]]; then |
| echo >&2 "ERROR: cannot compare a file \"{file1}\" against a directory \"{file2}\"" |
| exit 1 |
| fi |
| if [[ "$DF1" ]] || [[ "$DF2" ]]; then |
| if ! diff -r "$RF1" "$RF2"; then |
| fail "directories \"{file1}\" and \"{file2}\" differ. {fail_msg}" |
| fi |
| else |
| if ! diff "$RF1" "$RF2"; then |
| fail "files \"{file1}\" and \"{file2}\" differ. {fail_msg}" |
| fi |
| fi |
