mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
247 lines
8.1 KiB
Bash
Executable File
247 lines
8.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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# ------------------------------------------------------------------------------
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# vim:ts=4:et
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# This file is part of solidity.
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#
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# solidity is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# solidity is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with solidity. If not, see <http://www.gnu.org/licenses/>
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#
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# (c) solidity contributors.
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# ------------------------------------------------------------------------------
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# Bash script to test the import/exports.
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#
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# ast import/export tests:
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# - first exporting a .sol file to JSON, then loading it into the compiler
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# and exporting it again. The second JSON should be identical to the first.
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set -euo pipefail
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READLINK=readlink
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if [[ "$OSTYPE" == "darwin"* ]]; then
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READLINK=greadlink
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fi
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REPO_ROOT=$(${READLINK} -f "$(dirname "$0")"/..)
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SOLIDITY_BUILD_DIR=${SOLIDITY_BUILD_DIR:-${REPO_ROOT}/build}
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SOLC="${SOLIDITY_BUILD_DIR}/solc/solc"
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SPLITSOURCES="${REPO_ROOT}/scripts/splitSources.py"
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# shellcheck source=scripts/common.sh
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source "${REPO_ROOT}/scripts/common.sh"
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function print_usage
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{
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echo "Usage: ${0} ast [--exit-on-error|--help]."
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}
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function print_used_commands
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{
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local test_directory="$1"
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local export_command="$2"
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local import_command="$3"
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printError "You can find the files used for this test here: ${test_directory}"
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printError "Used commands for test:"
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printError "# export"
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echo "$ ${export_command}" >&2
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printError "# import"
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echo "$ ${import_command}" >&2
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}
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function print_stderr_stdout
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{
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local error_message="$1"
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local stderr_file="$2"
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local stdout_file="$3"
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printError "$error_message"
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printError ""
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printError "stderr:"
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cat "$stderr_file" >&2
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printError ""
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printError "stdout:"
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cat "$stdout_file" >&2
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}
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function check_import_test_type_unset
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{
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[[ -z "$IMPORT_TEST_TYPE" ]] || fail "ERROR: Import test type can only be set once. Aborting."
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}
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IMPORT_TEST_TYPE=
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EXIT_ON_ERROR=0
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for PARAM in "$@"
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do
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case "$PARAM" in
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ast) check_import_test_type_unset ; IMPORT_TEST_TYPE="ast" ;;
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--help) print_usage ; exit 0 ;;
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--exit-on-error) EXIT_ON_ERROR=1 ;;
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*) fail "Unknown option '$PARAM'. Aborting. $(print_usage)" ;;
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esac
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done
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SYNTAXTESTS_DIR="${REPO_ROOT}/test/libsolidity/syntaxTests"
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ASTJSONTESTS_DIR="${REPO_ROOT}/test/libsolidity/ASTJSON"
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FAILED=0
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UNCOMPILABLE=0
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TESTED=0
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function test_ast_import_export_equivalence
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{
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local sol_file="$1"
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local input_files=( "${@:2}" )
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local export_command=("$SOLC" --combined-json ast --pretty-json --json-indent 4 "${input_files[@]}")
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local import_command=("$SOLC" --import-ast --combined-json ast --pretty-json --json-indent 4 expected.json)
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# export ast - save ast json as expected result (silently)
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if ! "${export_command[@]}" > expected.json 2> stderr_export.txt
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then
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print_stderr_stdout "ERROR: AST reimport failed (export) for input file ${sol_file}." ./stderr_export.txt ./expected.json
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print_used_commands "$(pwd)" "${export_command[*]} > expected.json" "${import_command[*]}"
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return 1
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fi
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# (re)import ast - and export it again as obtained result (silently)
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if ! "${import_command[@]}" > obtained.json 2> stderr_import.txt
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then
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print_stderr_stdout "ERROR: AST reimport failed (import) for input file ${sol_file}." ./stderr_import.txt ./obtained.json
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print_used_commands "$(pwd)" "${export_command[*]} > expected.json" "${import_command[*]}"
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return 1
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fi
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# compare expected and obtained ASTs
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if ! diff_files expected.json obtained.json
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then
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printError "ERROR: AST reimport failed for ${sol_file}"
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if (( EXIT_ON_ERROR == 1 ))
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then
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print_used_commands "$(pwd)" "${export_command[*]}" "${import_command[*]}"
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return 1
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fi
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FAILED=$((FAILED + 1))
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fi
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TESTED=$((TESTED + 1))
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}
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# function tests whether exporting and importing again is equivalent.
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# Results are recorded by incrementing the FAILED or UNCOMPILABLE global variable.
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# Also, in case of a mismatch a diff is printed
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# Expected parameters:
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# $1 name of the file to be exported and imported
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# $2 any files needed to do so that might be in parent directories
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function test_import_export_equivalence {
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local sol_file="$1"
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local input_files=( "${@:2}" )
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local output
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local solc_return_code
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local compile_test
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case "$IMPORT_TEST_TYPE" in
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ast) compile_test="--ast-compact-json" ;;
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*) assertFail "Unknown import test type '${IMPORT_TEST_TYPE}'. Aborting." ;;
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esac
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set +e
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output=$("$SOLC" "${compile_test}" "${input_files[@]}" 2>&1)
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solc_return_code=$?
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set -e
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# if input files where compilable with success
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if (( solc_return_code == 0 ))
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then
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case "$IMPORT_TEST_TYPE" in
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ast) test_ast_import_export_equivalence "${sol_file}" "${input_files[@]}" ;;
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*) assertFail "Unknown import test type '${IMPORT_TEST_TYPE}'. Aborting." ;;
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esac
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else
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UNCOMPILABLE=$((UNCOMPILABLE + 1))
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# solc will return exit code 2, if it was terminated by an uncaught exception.
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# This should normally not happen, so we terminate the test execution here
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# and print some details about the corresponding solc invocation.
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if (( solc_return_code == 2 ))
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then
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fail "\n\nERROR: Uncaught Exception while executing '$SOLC ${compile_test} ${input_files[*]}':\n${output}\n"
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fi
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fi
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}
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WORKINGDIR=$PWD
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command_available "$SOLC" --version
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command_available jq --version
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case "$IMPORT_TEST_TYPE" in
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ast) TEST_DIRS=("${SYNTAXTESTS_DIR}" "${ASTJSONTESTS_DIR}") ;;
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*) assertFail "Import test type not defined. $(print_usage)" ;;
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esac
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# boost_filesystem_bug specifically tests a local fix for a boost::filesystem
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# bug. Since the test involves a malformed path, there is no point in running
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# tests on it. See https://github.com/boostorg/filesystem/issues/176
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IMPORT_TEST_FILES=$(find "${TEST_DIRS[@]}" -name "*.sol" -and -not -name "boost_filesystem_bug.sol")
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NSOURCES="$(echo "${IMPORT_TEST_FILES}" | wc -l)"
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echo "Looking at ${NSOURCES} .sol files..."
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for solfile in $IMPORT_TEST_FILES
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do
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echo -n "·"
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# create a temporary sub-directory
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FILETMP=$(mktemp -d)
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cd "$FILETMP"
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set +e
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OUTPUT=$("$SPLITSOURCES" "$solfile")
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SPLITSOURCES_RC=$?
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set -e
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if (( SPLITSOURCES_RC == 0 ))
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then
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IFS=' ' read -ra OUTPUT_ARRAY <<< "$OUTPUT"
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test_import_export_equivalence "$solfile" "${OUTPUT_ARRAY[@]}"
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elif (( SPLITSOURCES_RC == 1 ))
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then
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test_import_export_equivalence "$solfile" "$solfile"
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elif (( SPLITSOURCES_RC == 2 ))
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then
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# The script will exit with return code 2, if an UnicodeDecodeError occurred.
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# This is the case if e.g. some tests are using invalid utf-8 sequences. We will ignore
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# these errors, but print the actual output of the script.
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printError "\n\n${OUTPUT}\n\n"
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test_import_export_equivalence "$solfile" "$solfile"
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else
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# All other return codes will be treated as critical errors. The script will exit.
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printError "\n\nGot unexpected return code ${SPLITSOURCES_RC} from '${SPLITSOURCES} ${solfile}'. Aborting."
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printError "\n\n${OUTPUT}\n\n"
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cd "$WORKINGDIR"
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# Delete temporary files
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rm -rf "$FILETMP"
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exit 1
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fi
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cd "$WORKINGDIR"
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# Delete temporary files
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rm -rf "$FILETMP"
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done
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echo
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if (( FAILED == 0 ))
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then
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echo "SUCCESS: ${TESTED} tests passed, ${FAILED} failed, ${UNCOMPILABLE} could not be compiled (${NSOURCES} sources total)."
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else
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fail "FAILURE: Out of ${NSOURCES} sources, ${FAILED} failed, (${UNCOMPILABLE} could not be compiled)."
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fi
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