metadata:
  category: Test
  description: Tests converted from POSIX compliance suite
  auto_generated: true
  needs_review: Tests with MANUAL_REVIEW need expected output verification
tests:
- name: '1. POSIX BASIC COMMANDS: echo simple'
  steps:
  - send_line: echo hello
  expect_output: hello
  match_type: contains
- name: '1. POSIX BASIC COMMANDS: echo with args'
  steps:
  - send_line: echo one two three
  expect_output: one two three
  match_type: contains
- name: '1. POSIX BASIC COMMANDS: printf basic'
  steps:
  - send_line: printf 'test\n'
  expect_output: test
  match_type: contains
  auto_fixed: shell_execution
- name: '1. POSIX BASIC COMMANDS: printf with args'
  steps:
  - send_line: printf '%s %d\n' hello 42
  expect_output: hello 42
  match_type: contains
  auto_fixed: shell_execution
- name: '2. POSIX VARIABLE EXPANSION: simple variable'
  steps:
  - send_line: VAR=test; echo $VAR
  expect_output: test
  match_type: contains
- name: '2. POSIX VARIABLE EXPANSION: variable in quotes'
  steps:
  - send_line: VAR=test; echo "$VAR"
  expect_output: test
  match_type: contains
- name: '2. POSIX VARIABLE EXPANSION: multiple vars'
  steps:
  - send_line: A=hello; B=world; echo $A $B
  expect_output: hello world
  match_type: contains
- name: '2. POSIX VARIABLE EXPANSION: undefined variable'
  steps:
  - send_line: echo $UNDEFINED_VAR_XYZ_987
  expect_output: ''
  match_type: exact
- name: '3. POSIX PARAMETER EXPANSION: default value'
  steps:
  - send_line: echo "${UNSET:-default}"
  expect_output: default
  match_type: contains
- name: '3. POSIX PARAMETER EXPANSION: assign default'
  steps:
  - send_line: UNSET=; echo "${UNSET:=assigned}"; echo $UNSET
  expect_output: assigned
  match_type: contains
- name: '3. POSIX PARAMETER EXPANSION: error if unset'
  steps:
  - send_line: echo "${VAR:+alternative}"
  expect_output: ''
  match_type: exact
- name: '3. POSIX PARAMETER EXPANSION: string length'
  steps:
  - send_line: VAR=hello; echo "${#VAR}"
  expect_output: '5'
  match_type: contains
- name: '3. POSIX PARAMETER EXPANSION: remove shortest prefix'
  steps:
  - send_line: VAR=foo.bar.baz; echo "${VAR#*.}"
  expect_output: bar.baz
  match_type: contains
- name: '3. POSIX PARAMETER EXPANSION: remove longest prefix'
  steps:
  - send_line: VAR=foo.bar.baz; echo "${VAR##*.}"
  expect_output: baz
  match_type: contains
  auto_fixed: shell_execution
- name: '3. POSIX PARAMETER EXPANSION: prefix no match'
  steps:
  - send_line: VAR=hello; echo "${VAR#x*}"
  expect_output: hello
  match_type: contains
  auto_fixed: shell_execution
- name: '3. POSIX PARAMETER EXPANSION: prefix remove slash'
  steps:
  - send_line: VAR=/usr/local/bin; echo "${VAR#/*/}"
  expect_output: local/bin
  match_type: contains
  auto_fixed: shell_execution
- name: '3. POSIX PARAMETER EXPANSION: remove shortest suffix'
  steps:
  - send_line: VAR=foo.bar.baz; echo "${VAR%.*}"
  expect_output: foo.bar
  match_type: contains
  auto_fixed: shell_execution
- name: '3. POSIX PARAMETER EXPANSION: remove longest suffix'
  steps:
  - send_line: VAR=foo.bar.baz; echo "${VAR%%.*}"
  expect_output: foo
  match_type: contains
  auto_fixed: shell_execution
- name: '3. POSIX PARAMETER EXPANSION: suffix no match'
  steps:
  - send_line: VAR=hello; echo "${VAR%x*}"
  expect_output: hello
  match_type: contains
  auto_fixed: shell_execution
- name: '3. POSIX PARAMETER EXPANSION: suffix remove extension'
  steps:
  - send_line: VAR=file.tar.gz; echo "${VAR%.gz}"
  expect_output: file.tar
  match_type: contains
  auto_fixed: shell_execution
- name: '4. POSIX COMMAND SUBSTITUTION: backtick substitution'
  steps:
  - send_line: echo `echo test`
  expect_output: test
  match_type: contains
- name: '4. POSIX COMMAND SUBSTITUTION: dollar paren substitution'
  steps:
  - send_line: echo $(echo test)
  expect_output: test
  match_type: contains
- name: '4. POSIX COMMAND SUBSTITUTION: nested substitution'
  steps:
  - send_line: echo $(echo $(echo nested))
  expect_output: nested
  match_type: contains
  auto_fixed: shell_execution
- name: '5. POSIX ARITHMETIC: expr addition'
  steps:
  - send_line: expr 5 + 3
  expect_output: '8'
  match_type: contains
  auto_fixed: shell_execution
- name: '5. POSIX ARITHMETIC: expr multiplication'
  steps:
  - send_line: expr 4 \* 3
  expect_output: '12'
  match_type: contains
  auto_fixed: shell_execution
- name: '5. POSIX ARITHMETIC: expr division'
  steps:
  - send_line: expr 15 / 3
  expect_output: '5'
  match_type: contains
  auto_fixed: shell_execution
- name: '6. POSIX REDIRECTION: output redirect'
  steps:
  - send_line: echo test > /tmp/posix_test_out; cat /tmp/posix_test_out
  expect_output: test
  match_type: contains
- name: '6. POSIX REDIRECTION: append redirect'
  steps:
  - send_line: echo line1 > /tmp/posix_test_app; echo line2 >> /tmp/posix_test_app; wc -l < /tmp/posix_test_app
  expect_output: '2'
  match_type: contains
- name: '6. POSIX REDIRECTION: input redirect'
  steps:
  - send_line: echo input > /tmp/posix_test_in; cat < /tmp/posix_test_in
  expect_output: input
  match_type: contains
- name: '6. POSIX REDIRECTION: stderr redirect'
  steps:
  - send_line: ls /nonexistent 2>&1 | grep -c 'cannot access\|No such\|not found'
  expect_output: '1'
  match_type: contains
- name: '7. POSIX PIPELINES: simple pipe'
  steps:
  - send_line: echo hello | cat
  expect_output: hello
  match_type: contains
- name: '7. POSIX PIPELINES: two-stage pipe'
  steps:
  - send_line: echo test | cat | tr t T
  expect_output: TesT
  match_type: contains
- name: '7. POSIX PIPELINES: pipe with filter'
  steps:
  - send_line: printf 'a\nb\nc\n' | grep b
  expect_output: b
  match_type: contains
  auto_fixed: shell_execution
- name: '8. POSIX TEST COMMAND: test -f file (exit code)'
  steps:
  - send_line: touch /tmp/posix_test_file && test -f /tmp/posix_test_file
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test -d directory (exit code)'
  steps:
  - send_line: test -d /tmp
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test -n nonempty (exit code)'
  steps:
  - send_line: test -n 'hello'
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test -z empty (exit code)'
  steps:
  - send_line: test -z ''
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test string = (exit code)'
  steps:
  - send_line: test 'hello' = 'hello'
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test string != (exit code)'
  steps:
  - send_line: test 'hello' != 'world'
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test number -eq (exit code)'
  steps:
  - send_line: test 5 -eq 5
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test number -ne (exit code)'
  steps:
  - send_line: test 5 -ne 3
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test number -gt (exit code)'
  steps:
  - send_line: test 5 -gt 3
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test number -ge (exit code)'
  steps:
  - send_line: test 5 -ge 5
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test number -lt (exit code)'
  steps:
  - send_line: test 3 -lt 5
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '8. POSIX TEST COMMAND: test number -le (exit code)'
  steps:
  - send_line: test 3 -le 3
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '9. POSIX CONDITIONALS: if true'
  steps:
  - send_line: if true; then echo yes; fi
  expect_output: 'yes'
  match_type: contains
  auto_fixed: shell_execution
- name: '9. POSIX CONDITIONALS: if false else'
  steps:
  - send_line: if false; then echo no; else echo yes; fi
  expect_output: 'yes'
  match_type: contains
  auto_fixed: shell_execution
- name: '9. POSIX CONDITIONALS: if-elif-else'
  steps:
  - send_line: X=2; if [ $X -eq 1 ]; then echo one; elif [ $X -eq 2 ]; then echo two; else echo other; fi
  expect_output: two
  match_type: contains
- name: '10. POSIX LOOPS: for loop'
  steps:
  - send_line: for i in a b c; do echo $i; done
  expect_output: a
  match_type: contains
  auto_fixed: shell_execution
- name: '10. POSIX LOOPS: while loop'
  steps:
  - send_line: i=3; while [ $i -gt 0 ]; do echo $i; i=$((i - 1)); done
  expect_output: '3'
  match_type: contains
  auto_fixed: shell_execution
- name: '10. POSIX LOOPS: until loop'
  steps:
  - send_line: i=1; until [ $i -gt 3 ]; do echo $i; i=$((i + 1)); done
  expect_output: '1'
  match_type: contains
  auto_fixed: shell_execution
- name: '11. POSIX CASE STATEMENT: case exact match'
  steps:
  - send_line: x=2; case $x in 1) echo one;; 2) echo two;; esac
  expect_output: two
  match_type: contains
  auto_fixed: shell_execution
- name: '11. POSIX CASE STATEMENT: case pattern match'
  steps:
  - send_line: x=hello; case $x in h*) echo h_prefix;; esac
  expect_output: h_prefix
  match_type: contains
  auto_fixed: shell_execution
- name: '11. POSIX CASE STATEMENT: case default'
  steps:
  - send_line: x=z; case $x in a) echo a;; b) echo b;; *) echo default;; esac
  expect_output: default
  match_type: contains
  auto_fixed: shell_execution
- name: '11. POSIX CASE STATEMENT: case multiple patterns'
  steps:
  - send_line: x=b; case $x in a|b|c) echo abc;; *) echo other;; esac
  expect_output: abc
  match_type: contains
  auto_fixed: shell_execution
- name: '12. POSIX FUNCTIONS: simple function'
  steps:
  - send_line: func() { echo hello; }; func
  expect_output: hello
  match_type: contains
  auto_fixed: shell_execution
- name: '12. POSIX FUNCTIONS: function with args'
  steps:
  - send_line: func() { echo $1 $2; }; func foo bar
  expect_output: foo bar
  match_type: contains
  auto_fixed: shell_execution
- name: '12. POSIX FUNCTIONS: function return'
  steps:
  - send_line: func() { return 42; }; func; echo $?
  expect_output: '42'
  match_type: contains
  auto_fixed: shell_execution
- name: '12. POSIX FUNCTIONS: function \$# args'
  steps:
  - send_line: func() { echo $#; }; func a b c
  expect_output: '3'
  match_type: contains
  auto_fixed: shell_execution
- name: '13. POSIX SPECIAL VARIABLES: \$? exit status'
  steps:
  - send_line: true; echo $?
  expect_output: '0'
  match_type: contains
  auto_fixed: shell_execution
- name: '13. POSIX SPECIAL VARIABLES: \$? after false'
  steps:
  - send_line: false; echo $?
  expect_output: '1'
  match_type: contains
  auto_fixed: shell_execution
- name: '13. POSIX SPECIAL VARIABLES: \$# argument count'
  steps:
  - send_line: set -- a b c; echo $#
  expect_output: '3'
  match_type: contains
  auto_fixed: shell_execution
- name: '13. POSIX SPECIAL VARIABLES: \$@ all arguments'
  steps:
  - send_line: set -- a b c; echo $@
  expect_output: a b c
  match_type: contains
  auto_fixed: shell_execution
- name: '13. POSIX SPECIAL VARIABLES: \$* all arguments'
  steps:
  - send_line: set -- a b c; echo $*
  expect_output: a b c
  match_type: contains
  auto_fixed: shell_execution
- name: '13. POSIX SPECIAL VARIABLES: \$0 script name'
  steps:
  - send_line: echo $0 | grep -c sh
  expect_output: '1'
  match_type: contains
  auto_fixed: shell_execution
- name: '14. POSIX LOGICAL OPERATORS: true && true (exit code)'
  steps:
  - send_line: true && true
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '14. POSIX LOGICAL OPERATORS: true && false (exit code)'
  steps:
  - send_line: true && false
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=1
  match_type: contains
- name: '14. POSIX LOGICAL OPERATORS: false || true (exit code)'
  steps:
  - send_line: false || true
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '14. POSIX LOGICAL OPERATORS: false || false (exit code)'
  steps:
  - send_line: false || false
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=1
  match_type: contains
- name: '14. POSIX LOGICAL OPERATORS: command && echo'
  steps:
  - send_line: true && echo success
  expect_output: success
  match_type: contains
  auto_fixed: shell_execution
- name: '14. POSIX LOGICAL OPERATORS: command || echo'
  steps:
  - send_line: false || echo fallback
  expect_output: fallback
  match_type: contains
  auto_fixed: shell_execution
- name: '14. POSIX LOGICAL OPERATORS: ! negation'
  steps:
  - send_line: '! false && echo negated'
  expect_output: negated
  match_type: contains
  auto_fixed: shell_execution
- name: '15. POSIX QUOTING: single quote literal'
  steps:
  - send_line: echo '$VAR'
  expect_output: \$VAR
  match_type: contains
  auto_fixed: shell_execution
- name: '15. POSIX QUOTING: double quote expand'
  steps:
  - send_line: VAR=test; echo "$VAR"
  expect_output: test
  match_type: contains
- name: '15. POSIX QUOTING: escape in double'
  steps:
  - send_line: echo "test$var"
  expect_output: test
  match_type: contains
  auto_fixed: shell_execution
- name: '15. POSIX QUOTING: backslash escape'
  steps:
  - send_line: echo test\ word
  expect_output: test word
  match_type: contains
- name: '16. POSIX SUBSHELLS: subshell grouping'
  steps:
  - send_line: (echo a; echo b) | wc -l
  expect_output: '2'
  match_type: contains
- name: '16. POSIX SUBSHELLS: subshell var isolation'
  steps:
  - send_line: (VAR=inner; echo $VAR); echo $VAR
  expect_output: inner
  match_type: contains
  auto_fixed: shell_execution
- name: '17. POSIX COMPOUND COMMANDS: command grouping {}'
  steps:
  - send_line: '{ echo a; echo b; } | wc -l'
  expect_output: '2'
  match_type: contains
- name: '17. POSIX COMPOUND COMMANDS: command list ;'
  steps:
  - send_line: echo a; echo b
  expect_output: a
  match_type: contains
- name: '19. POSIX WORD EXPANSION ORDER: expansion order'
  steps:
  - send_line: VAR='a b'; echo $VAR
  expect_output: a b
  match_type: contains
  auto_fixed: shell_execution
- name: '19. POSIX WORD EXPANSION ORDER: quoted expansion'
  steps:
  - send_line: VAR="a b"; echo "$VAR"
  expect_output: a b
  match_type: contains
- name: '20. POSIX PATHNAME EXPANSION (GLOBBING): glob * pattern'
  steps:
  - send_line: ls /tmp/posix_test_glob/*.txt 2>/dev/null | wc -l
  expect_output: '[0-9]+'
  match_type: regex
- name: '20. POSIX PATHNAME EXPANSION (GLOBBING): glob ? pattern'
  steps:
  - send_line: ls /tmp/posix_test_glob/?.txt 2>/dev/null | wc -l
  expect_output: '[0-9]+'
  match_type: regex
- name: '20. POSIX PATHNAME EXPANSION (GLOBBING): glob [abc] pattern'
  steps:
  - send_line: ls /tmp/posix_test_glob/[ab].txt 2>/dev/null | wc -l
  expect_output: '[0-9]+'
  match_type: regex
- name: '21. POSIX FIELD SPLITTING (IFS): default IFS'
  steps:
  - send_line: VAR='a b c'; set -- $VAR; echo $#
  expect_output: '3'
  match_type: contains
  auto_fixed: shell_execution
- name: '21. POSIX FIELD SPLITTING (IFS): custom IFS'
  steps:
  - send_line: IFS=:; VAR='a:b:c'; set -- $VAR; echo $1
  expect_output: a
  match_type: contains
  auto_fixed: shell_execution
- name: '22. POSIX EXIT STATUS: true exit status (exit code)'
  steps:
  - send_line: 'true'
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=0
  match_type: contains
- name: '22. POSIX EXIT STATUS: false exit status (exit code)'
  steps:
  - send_line: 'false'
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=1
  match_type: contains
- name: '22. POSIX EXIT STATUS: command not found (exit code)'
  steps:
  - send_line: nonexistent_command_xyz 2>/dev/null
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=127
  match_type: contains
- name: '22. POSIX EXIT STATUS: return from function (exit code)'
  steps:
  - send_line: func() { return 3; }; func
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=3
  match_type: contains
- name: '23. POSIX SET BUILTIN: set positional'
  steps:
  - send_line: set -- a b c; echo $1 $2 $3
  expect_output: a
  match_type: contains
  auto_fixed: shell_execution
- name: '23. POSIX SET BUILTIN: set shift'
  steps:
  - send_line: set -- a b c; shift; echo $1
  expect_output: b
  match_type: contains
  auto_fixed: shell_execution
- name: '23. POSIX SET BUILTIN: set shift n'
  steps:
  - send_line: set -- a b c d; shift 2; echo $1
  expect_output: c
  match_type: contains
  auto_fixed: shell_execution
- name: '24. POSIX EXPORT: export variable'
  steps:
  - send_line: export VAR=test; sh -c 'echo $VAR'
  expect_output: test
  match_type: contains
  auto_fixed: shell_execution
- name: '25. POSIX READONLY: readonly assignment (exit code)'
  steps:
  - send_line: readonly VAR=test; VAR=new 2>/dev/null
  - send_line: echo "EXIT=$?"
  expect_output: EXIT=1
  match_type: contains