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1 #!/bin/sh
2 # =====================================
3 # POSIX Quoting Gap Tests
4 # =====================================
5 # Tests for POSIX quoting mechanisms
6 # Split from posix_compliance_gaps.sh for better organization
7
8 # Colors (POSIX-compliant way)
9 RED='\033[0;31m'
10 GREEN='\033[0;32m'
11 YELLOW='\033[1;33m'
12 BLUE='\033[0;34m'
13 NC='\033[0m'
14
15 # Test identification
16 TEST_PREFIX="[gaps-quoting]"
17 CURRENT_SECTION=""
18 TEST_NUM=0
19
20 PASSED=0
21 FAILED=0
22 SKIPPED=0
23 FAILED_TESTS_LIST=""
24
25 # Get script directory (POSIX way)
26 SCRIPT_DIR=$(cd "$(dirname "$0")" && pwd)
27 FORTSH_BIN="${FORTSH_BIN:-$SCRIPT_DIR/../bin/fortsh}"
28 BASH_REF="${BASH_REF:-bash}"
29
30 # Check if fortsh exists
31 if [ ! -x "$FORTSH_BIN" ]; then
32 printf "${RED}ERROR${NC}: fortsh binary not found at $FORTSH_BIN\n"
33 printf "Please run 'make' first or set FORTSH_BIN environment variable\n"
34 exit 1
35 fi
36
37 pass() {
38 TEST_NUM=$((TEST_NUM + 1))
39 printf "${GREEN}✓ PASS${NC} ${TEST_PREFIX} ${CURRENT_SECTION}.${TEST_NUM}: %s\n" "$1"
40 PASSED=$((PASSED + 1))
41 }
42
43 fail() {
44 TEST_NUM=$((TEST_NUM + 1))
45 TEST_ID="${TEST_PREFIX} ${CURRENT_SECTION}.${TEST_NUM}"
46 printf "${RED}✗ FAIL${NC} ${TEST_ID}: %s\n" "$1"
47 FAILED_TESTS_LIST="${FAILED_TESTS_LIST} ${TEST_ID}: $1\n"
48 if [ -n "$2" ]; then printf " posix: %s\n" "$2"; fi
49 if [ -n "$3" ]; then printf " fortsh: %s\n" "$3"; fi
50 FAILED=$((FAILED + 1))
51 }
52
53 section() {
54 CURRENT_SECTION=$(echo "$1" | grep -oE '^[0-9]+' || echo "0")
55 TEST_NUM=0
56 printf "\n${BLUE}==========================================\n%s\n==========================================${NC}\n" "$1"
57 }
58
59 normalize_output() { sed -e 's/^bash: /sh: /' -e 's/line [0-9]*: //'; }
60
61 compare_posix_output() {
62 test_name="$1"; command="$2"
63 posix_out=$("$BASH_REF" -c "$command" 2>&1 | normalize_output)
64 fortsh_out=$("$FORTSH_BIN" -c "$command" 2>&1 | normalize_output)
65 if [ "$posix_out" = "$fortsh_out" ]; then pass "$test_name"
66 else fail "$test_name" "$posix_out" "$fortsh_out"; fi
67 }
68
69 # ============================================================================
70 # QUOTING TESTS
71 # ============================================================================
72
73 section "1. SINGLE QUOTING"
74 compare_posix_output "simple" "echo 'hello'"
75 compare_posix_output "with space" "echo 'hello world'"
76 compare_posix_output "dollar literal" "echo '\$x'"
77 compare_posix_output "backtick literal" "echo '\`cmd\`'"
78 compare_posix_output "backslash literal" "echo '\\'"
79
80 section "2. DOUBLE QUOTING"
81 compare_posix_output "simple" 'echo "hello"'
82 compare_posix_output "with space" 'echo "hello world"'
83 compare_posix_output "var expand" 'x=val; echo "$x"'
84 compare_posix_output "escaped dollar" 'echo "\$x"'
85 compare_posix_output "escaped quote" 'echo "hello\"world"'
86
87 section "3. BACKSLASH ESCAPING"
88 compare_posix_output "escape space" 'echo hello\ world'
89 compare_posix_output "escape dollar" 'echo \$x'
90 compare_posix_output "escape newline" 'echo hello\
91 world'
92 compare_posix_output "escape backslash" 'echo \\\\'
93
94 section "4. MIXED QUOTING"
95 compare_posix_output "single in double" 'echo "'"'"'"'
96 compare_posix_output "double in single" "echo '\"'"
97 compare_posix_output "concat quotes" "echo 'a'b'c'"
98 compare_posix_output "quote switching" 'echo "a'"'"'b"'
99
100 section "5. EMPTY QUOTES"
101 compare_posix_output "empty single" "echo ''"
102 compare_posix_output "empty double" 'echo ""'
103 compare_posix_output "empty in string" 'echo a""b'
104 compare_posix_output "empty as arg" 'set -- ""; echo $#'
105
106 section "6. COMPLEX ESCAPING"
107 compare_posix_output "backslash in dquotes" 'echo "test\\nword"'
108 compare_posix_output "dollar in dquotes" 'echo "cost: \$5"'
109 compare_posix_output "backtick in dquotes" 'echo "date: \`date +%Y\`" | grep -c date'
110 compare_posix_output "mixed quoting" "echo 'single'\"double\"'single'"
111 compare_posix_output "empty concat" "echo ''test''"
112 compare_posix_output "quote removal" 'VAR="\"test\""; echo $VAR'
113 compare_posix_output "backslash newline" "echo 'line1\
114 line2' | wc -l"
115
116 # Summary
117 printf "\n==========================================\n"
118 printf "QUOTING GAP TEST RESULTS\n"
119 printf "==========================================\n"
120 printf "${GREEN}Passed:${NC} %d\n" "$PASSED"
121 printf "${RED}Failed:${NC} %d\n" "$FAILED"
122 printf "Total: %d\n" "$((PASSED + FAILED))"
123 if [ "$FAILED" -gt 0 ]; then
124 printf "\n${RED}Failed tests:${NC}\n%b" "$FAILED_TESTS_LIST"
125 exit 1
126 fi
127 exit 0