From e9d7442ead67695a0717f2ab001728304b7ec82a Mon Sep 17 00:00:00 2001 From: NikitolProject Date: Wed, 25 Feb 2026 01:43:58 +0300 Subject: [PATCH] test(05-02): add cross-validation test script for shell decoder - 6 test cases: single text, multiple files, no-compress, empty, large file, Cyrillic filename - Uses Rust archiver to create archives, sh decode.sh to extract, SHA-256 to verify - Follows same pattern as kotlin/test_decoder.sh Co-Authored-By: Claude Opus 4.6 --- shell/test_decoder.sh | 275 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 275 insertions(+) create mode 100755 shell/test_decoder.sh diff --git a/shell/test_decoder.sh b/shell/test_decoder.sh new file mode 100755 index 0000000..02af762 --- /dev/null +++ b/shell/test_decoder.sh @@ -0,0 +1,275 @@ +#!/usr/bin/env bash +set -euo pipefail + +# --------------------------------------------------------------------------- +# Cross-validation test script for Shell decoder (decode.sh) +# +# Creates archives with the Rust CLI, decodes with the shell decoder, +# and verifies byte-identical output via SHA-256 comparison. +# --------------------------------------------------------------------------- + +SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" +PROJECT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)" +TMPDIR="" +PASS_COUNT=0 +FAIL_COUNT=0 +TOTAL_COUNT=0 + +# Colors (if terminal supports them) +if [ -t 1 ]; then + GREEN='\033[0;32m' + RED='\033[0;31m' + YELLOW='\033[0;33m' + BOLD='\033[1m' + NC='\033[0m' +else + GREEN='' + RED='' + YELLOW='' + BOLD='' + NC='' +fi + +# --------------------------------------------------------------------------- +# Helpers +# --------------------------------------------------------------------------- + +cleanup() { + if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then + rm -rf "$TMPDIR" + fi +} +trap cleanup EXIT + +pass() { + local name="$1" + PASS_COUNT=$((PASS_COUNT + 1)) + TOTAL_COUNT=$((TOTAL_COUNT + 1)) + echo -e " ${GREEN}PASS${NC}: $name" +} + +fail() { + local name="$1" + local detail="${2:-}" + FAIL_COUNT=$((FAIL_COUNT + 1)) + TOTAL_COUNT=$((TOTAL_COUNT + 1)) + echo -e " ${RED}FAIL${NC}: $name" + if [ -n "$detail" ]; then + echo " $detail" + fi +} + +sha256_of() { + sha256sum "$1" | awk '{print $1}' +} + +verify_file() { + local original="$1" + local extracted="$2" + local label="$3" + + if [ ! -f "$extracted" ]; then + fail "$label" "Extracted file not found: $extracted" + return + fi + + local orig_hash + local ext_hash + orig_hash=$(sha256_of "$original") + ext_hash=$(sha256_of "$extracted") + + if [ "$orig_hash" = "$ext_hash" ]; then + pass "$label (SHA-256: ${orig_hash:0:16}...)" + else + fail "$label" "SHA-256 mismatch: original=$orig_hash extracted=$ext_hash" + fi +} + +# --------------------------------------------------------------------------- +# Prerequisites check +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Checking prerequisites...${NC}" + +if ! command -v cargo &>/dev/null; then + echo -e "${RED}ERROR${NC}: cargo not found." + echo " Install Rust: https://rustup.rs/" + exit 1 +fi + +if ! command -v openssl &>/dev/null; then + echo -e "${RED}ERROR${NC}: openssl not found." + echo " Install openssl:" + echo " - Ubuntu: sudo apt install openssl" + echo " - Alpine: apk add openssl" + exit 1 +fi + +if ! command -v sh &>/dev/null; then + echo -e "${RED}ERROR${NC}: sh not found." + exit 1 +fi + +echo " cargo: $(cargo --version)" +echo " openssl: $(openssl version)" +echo " sh: $(sh --version 2>&1 | head -1 || echo 'available')" +echo "" + +# --------------------------------------------------------------------------- +# Build Rust archiver +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Building Rust archiver...${NC}" +(cd "$PROJECT_DIR" && cargo build --release -q) +ARCHIVER="$PROJECT_DIR/target/release/encrypted_archive" +echo " Built: $ARCHIVER" +echo "" + +# --------------------------------------------------------------------------- +# Decoder path +# --------------------------------------------------------------------------- + +DECODER="$SCRIPT_DIR/decode.sh" +if [ ! -f "$DECODER" ]; then + echo -e "${RED}ERROR${NC}: decode.sh not found at $DECODER" + exit 1 +fi +if [ ! -x "$DECODER" ]; then + echo -e "${YELLOW}WARNING${NC}: decode.sh is not executable, adding +x" + chmod +x "$DECODER" +fi +echo -e "${BOLD}Shell decoder: $DECODER${NC}" +echo "" + +# --------------------------------------------------------------------------- +# Create temp directory +# --------------------------------------------------------------------------- + +TMPDIR=$(mktemp -d) +echo -e "${BOLD}Temp directory: $TMPDIR${NC}" +echo "" + +# --------------------------------------------------------------------------- +# Test case 1: Single text file +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Test 1: Single text file${NC}" + +ORIG1="$TMPDIR/hello.txt" +echo -n "Hello, World!" > "$ORIG1" + +"$ARCHIVER" pack "$ORIG1" -o "$TMPDIR/test1.archive" +sh "$DECODER" "$TMPDIR/test1.archive" "$TMPDIR/output1/" + +verify_file "$ORIG1" "$TMPDIR/output1/hello.txt" "hello.txt" +echo "" + +# --------------------------------------------------------------------------- +# Test case 2: Multiple files with mixed content (text + binary) +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Test 2: Multiple files with mixed content${NC}" + +ORIG2_TEXT="$TMPDIR/text.txt" +cat > "$ORIG2_TEXT" << 'TEXTEOF' +This is a test file with multiple lines. +It contains ASCII and Cyrillic characters. +Line 3: testing 1 2 3. +TEXTEOF + +ORIG2_BIN="$TMPDIR/binary.bin" +dd if=/dev/urandom bs=1024 count=10 of="$ORIG2_BIN" 2>/dev/null + +"$ARCHIVER" pack "$ORIG2_TEXT" "$ORIG2_BIN" -o "$TMPDIR/test2.archive" +sh "$DECODER" "$TMPDIR/test2.archive" "$TMPDIR/output2/" + +verify_file "$ORIG2_TEXT" "$TMPDIR/output2/text.txt" "text.txt (multiline UTF-8)" +verify_file "$ORIG2_BIN" "$TMPDIR/output2/binary.bin" "binary.bin (10 KB random)" +echo "" + +# --------------------------------------------------------------------------- +# Test case 3: No-compress mode +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Test 3: No-compress mode${NC}" + +ORIG3="$TMPDIR/fake.dat" +dd if=/dev/urandom bs=512 count=5 of="$ORIG3" 2>/dev/null + +# Use --no-compress with the filename pattern to skip compression +"$ARCHIVER" pack "$ORIG3" -o "$TMPDIR/test3.archive" --no-compress "fake.dat" +sh "$DECODER" "$TMPDIR/test3.archive" "$TMPDIR/output3/" + +verify_file "$ORIG3" "$TMPDIR/output3/fake.dat" "fake.dat (no-compress)" +echo "" + +# --------------------------------------------------------------------------- +# Test case 4: Empty file +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Test 4: Empty file${NC}" + +ORIG4="$TMPDIR/empty.txt" +touch "$ORIG4" + +"$ARCHIVER" pack "$ORIG4" -o "$TMPDIR/test4.archive" +sh "$DECODER" "$TMPDIR/test4.archive" "$TMPDIR/output4/" + +# Verify output file exists and is empty +if [ -f "$TMPDIR/output4/empty.txt" ]; then + EMPTY_SIZE=$(wc -c < "$TMPDIR/output4/empty.txt") + if [ "$EMPTY_SIZE" -eq 0 ]; then + pass "empty.txt (0 bytes)" + else + fail "empty.txt" "Expected 0 bytes, got $EMPTY_SIZE bytes" + fi +else + fail "empty.txt" "File not found in output" +fi +echo "" + +# --------------------------------------------------------------------------- +# Test case 5: Large file (100 KB) +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Test 5: Large file (100 KB)${NC}" + +ORIG5="$TMPDIR/large.bin" +dd if=/dev/urandom bs=1024 count=100 of="$ORIG5" 2>/dev/null + +"$ARCHIVER" pack "$ORIG5" -o "$TMPDIR/test5.archive" +sh "$DECODER" "$TMPDIR/test5.archive" "$TMPDIR/output5/" + +verify_file "$ORIG5" "$TMPDIR/output5/large.bin" "large.bin (100 KB random)" +echo "" + +# --------------------------------------------------------------------------- +# Test case 6: Cyrillic UTF-8 filename +# --------------------------------------------------------------------------- + +echo -e "${BOLD}Test 6: Cyrillic UTF-8 filename${NC}" + +ORIG6="$TMPDIR/файл.txt" +echo -n "Тестовое содержимое" > "$ORIG6" + +"$ARCHIVER" pack "$ORIG6" -o "$TMPDIR/test6.archive" +sh "$DECODER" "$TMPDIR/test6.archive" "$TMPDIR/output6/" + +verify_file "$ORIG6" "$TMPDIR/output6/файл.txt" "файл.txt (Cyrillic filename)" +echo "" + +# --------------------------------------------------------------------------- +# Summary +# --------------------------------------------------------------------------- + +echo -e "${BOLD}========================================${NC}" +echo -e "${BOLD}Results: $PASS_COUNT passed, $FAIL_COUNT failed out of $TOTAL_COUNT tests${NC}" +echo -e "${BOLD}========================================${NC}" + +if [ "$FAIL_COUNT" -gt 0 ]; then + echo -e "${RED}SOME TESTS FAILED${NC}" + exit 1 +else + echo -e "${GREEN}ALL TESTS PASSED${NC}" + exit 0 +fi