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#!/usr/bin/env bash
# ==============================================================================
# Backup and Rotation Tests
# ==============================================================================
source "$(dirname "${BASH_SOURCE[0]}")/../lib/test_helpers.sh"
# ------------------------------------------------------------------------------
# Test: Creates backup directory structure
# ------------------------------------------------------------------------------
test_creates_backup_structure() {
setup_test_env
create_test_config
create_test_includes
create_test_excludes
local output
output=$(sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" manual 1 2>&1)
local exit_code=$?
# Check directory structure
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME" "should create hostname dir" || {
teardown_test_env
return 1
}
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/latest" "should create latest dir" || {
teardown_test_env
return 1
}
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.0" "should create MANUAL.0 snapshot" || {
teardown_test_env
return 1
}
teardown_test_env
}
# ------------------------------------------------------------------------------
# Test: Copies files to backup
# ------------------------------------------------------------------------------
test_copies_files() {
setup_test_env
create_test_config
create_test_includes
create_test_excludes
local output
output=$(sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" manual 1 2>&1)
# Check files were copied
assert_file_exists "$TEST_BACKUP_DIR/$HOSTNAME/latest/home/testuser/file1.txt" "should copy file1.txt" || {
teardown_test_env
return 1
}
assert_file_exists "$TEST_BACKUP_DIR/$HOSTNAME/latest/etc/test.conf" "should copy test.conf" || {
teardown_test_env
return 1
}
teardown_test_env
}
# ------------------------------------------------------------------------------
# Test: Snapshot is read-only
# ------------------------------------------------------------------------------
test_snapshot_readonly() {
setup_test_env
create_test_config
create_test_includes
create_test_excludes
local output
output=$(sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" manual 1 2>&1)
# Check snapshot directory has no write permission
# Note: We use stat to check actual permissions because -w always returns true for root
local perms
perms=$(stat -c '%A' "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.0" 2>/dev/null)
if [[ "$perms" == *w* ]]; then
echo "FAIL: Snapshot should be read-only (perms: $perms)"
teardown_test_env
return 1
fi
teardown_test_env
return 0
}
# ------------------------------------------------------------------------------
# Test: Rotation works correctly
# ------------------------------------------------------------------------------
test_rotation() {
setup_test_env
create_test_config
create_test_includes
create_test_excludes
# Run backup twice
sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" manual 3 2>&1 >/dev/null
sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" manual 3 2>&1 >/dev/null
# Should have MANUAL.0 and MANUAL.1
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.0" "should have MANUAL.0" || {
teardown_test_env
return 1
}
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.1" "should have MANUAL.1 after rotation" || {
teardown_test_env
return 1
}
teardown_test_env
}
# ------------------------------------------------------------------------------
# Test: Deletes oldest snapshot beyond retention
# ------------------------------------------------------------------------------
test_retention_limit() {
setup_test_env
create_test_config
create_test_includes
create_test_excludes
# Run backup 4 times with retention of 3
for i in 1 2 3 4; do
sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" manual 3 2>&1 >/dev/null
done
# Should have MANUAL.0, MANUAL.1, MANUAL.2 but NOT MANUAL.3
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.0" "should have MANUAL.0" || {
teardown_test_env
return 1
}
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.1" "should have MANUAL.1" || {
teardown_test_env
return 1
}
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.2" "should have MANUAL.2" || {
teardown_test_env
return 1
}
assert_dir_not_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.3" "should NOT have MANUAL.3 (beyond retention)" || {
teardown_test_env
return 1
}
teardown_test_env
}
# ------------------------------------------------------------------------------
# Test: Backup command works as alias
# ------------------------------------------------------------------------------
test_backup_command() {
setup_test_env
create_test_config
create_test_includes
create_test_excludes
local output
output=$(sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" backup 2>&1)
local exit_code=$?
# Should create MANUAL.0 (backup is alias for manual 1)
assert_dir_exists "$TEST_BACKUP_DIR/$HOSTNAME/MANUAL.0" "backup should create MANUAL.0" || {
teardown_test_env
return 1
}
teardown_test_env
}
# ------------------------------------------------------------------------------
# Test: Excludes files matching patterns
# ------------------------------------------------------------------------------
test_excludes_patterns() {
setup_test_env
create_test_config
create_test_includes
# Create exclude file
cat > "$TEST_CONFIG_DIR/exclude.txt" << 'EOF'
*.tmp
*.log
EOF
# Create files that should be excluded
echo "temp" > "$TEST_SOURCE_DIR/home/testuser/temp.tmp"
echo "log" > "$TEST_SOURCE_DIR/home/testuser/app.log"
local output
output=$(sudo INSTALLHOME="$TEST_CONFIG_DIR" RSYNCSHOT_SKIP_MOUNT_CHECK=1 "$SCRIPT_PATH" manual 1 2>&1)
# Excluded files should not exist in backup
assert_file_not_exists "$TEST_BACKUP_DIR/$HOSTNAME/latest/home/testuser/temp.tmp" "should exclude .tmp files" || {
teardown_test_env
return 1
}
assert_file_not_exists "$TEST_BACKUP_DIR/$HOSTNAME/latest/home/testuser/app.log" "should exclude .log files" || {
teardown_test_env
return 1
}
# Regular files should still exist
assert_file_exists "$TEST_BACKUP_DIR/$HOSTNAME/latest/home/testuser/file1.txt" "should include regular files" || {
teardown_test_env
return 1
}
teardown_test_env
}
# ------------------------------------------------------------------------------
# Run tests
# ------------------------------------------------------------------------------
run_backup_tests() {
echo ""
echo "Running backup tests..."
echo "------------------------------------------------------------"
run_test "creates backup directory structure" test_creates_backup_structure
run_test "copies files to backup" test_copies_files
run_test "snapshot is read-only" test_snapshot_readonly
run_test "rotation works correctly" test_rotation
run_test "respects retention limit" test_retention_limit
run_test "backup command works as alias" test_backup_command
run_test "excludes files matching patterns" test_excludes_patterns
}
# Run if executed directly
if [[ "${BASH_SOURCE[0]}" == "${0}" ]]; then
run_backup_tests
print_summary
fi
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