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klammertext/tst/deftype_test.sh
2026-07-19 17:44:03 +02:00

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#!/bin/bash
#
# deftype_test.sh — Regression tests for the four klammer definition modes
# and the 9-combination redefinition transition table.
#
# The four syntactic definition modes (increasing colon count = decreasing
# binding strength, the "conservation of syntax" ladder):
#
# : create, defines its own parameters — error if already defined
# :: create, inherits parameters from `.k` — error if already defined
# ::: override, inherits parameters from `.k` — replaces existing (warns)
# :::: default, defines its own parameters — silently replaced by create
#
# At the transition level (mac/deftype.cpp) `:` and `::` are both `def_create`;
# the three redefinition modes are create / override (`:::`) / default (`::::`).
# `defmode_transition(existing, incoming)` governs all 9 (existing x incoming)
# combinations. This test pins down every entry of that table plus the basic
# behavior of each mode, none of which tst/klammer_test.cpp currently covers.
#
# {replace,warn,message} semantics (mac/klammer_set.cpp):
# !replace && message -> Definition_error (nonzero exit)
# !replace && empty -> silently keep the existing definition
# replace && warn -> emit a warning, then replace
# replace && !warn -> replace silently
#
# Usage: ./deftype_test.sh (needs KLAMMERTEXT_HOME set; ktext on PATH)
# Exit code: 0 if all tests pass, 1 otherwise.
PASS=0
FAIL=0
KTEXT=ktext
K=${KLAMMERTEXT_HOME:?KLAMMERTEXT_HOME must be set}
ERR=/tmp/deftype_test_err.$$
red=$'\033[31m'
green=$'\033[32m'
bold=$'\033[1m'
reset=$'\033[0m'
# strip leading/trailing blank lines and trailing whitespace
trim() { awk '{ sub(/[ \t\r]+$/, "") } { line[NR]=$0 } END { f=1; while (f<=NR && line[f]=="") f++; l=NR; while (l>=1 && line[l]=="") l--; for (i=f;i<=l;i++) print line[i] }'; }
# check_eq NAME EXPECTED KTEXT_ARGS... — exit 0, stdout==EXPECTED, and NO warning.
check_eq() {
local name="$1" expected="$2"; shift 2
local out status err
out=$("$KTEXT" "$@" 2>"$ERR"); status=$?
err=$(cat "$ERR")
out=$(printf '%s' "$out" | trim)
if [ $status -ne 0 ]; then
echo "${red}FAIL${reset} $name — ktext exited $status"
echo " stderr: $(echo "$err" | head -2)"; FAIL=$((FAIL+1)); return
fi
if printf '%s' "$err" | grep -qiF "warning"; then
echo "${red}FAIL${reset} $name — unexpected warning"; FAIL=$((FAIL+1)); return
fi
if [ "$out" = "$expected" ]; then
echo "${green}PASS${reset} $name"; PASS=$((PASS+1))
else
echo "${red}FAIL${reset} $name"
echo " expected: [$expected]"; echo " got: [$out]"; FAIL=$((FAIL+1))
fi
}
# check_warn NAME EXPECTED KTEXT_ARGS... — exit 0, stdout==EXPECTED, AND a warning on stderr.
check_warn() {
local name="$1" expected="$2"; shift 2
local out status err
out=$("$KTEXT" "$@" 2>"$ERR"); status=$?
err=$(cat "$ERR")
out=$(printf '%s' "$out" | trim)
if [ $status -ne 0 ]; then
echo "${red}FAIL${reset} $name — ktext exited $status"; FAIL=$((FAIL+1)); return
fi
if ! printf '%s' "$err" | grep -qiF "warning"; then
echo "${red}FAIL${reset} $name — expected a warning, got none"; FAIL=$((FAIL+1)); return
fi
if [ "$out" = "$expected" ]; then
echo "${green}PASS${reset} $name"; PASS=$((PASS+1))
else
echo "${red}FAIL${reset} $name"
echo " expected: [$expected]"; echo " got: [$out]"; FAIL=$((FAIL+1))
fi
}
# check_error NAME PATTERN KTEXT_ARGS... — nonzero exit and PATTERN in the message.
check_error() {
local name="$1" pattern="$2"; shift 2
local out status
out=$("$KTEXT" "$@" 2>&1); status=$?
if [ $status -eq 0 ]; then
echo "${red}FAIL${reset} $name — expected an error but ktext succeeded"; FAIL=$((FAIL+1)); return
fi
if echo "$out" | grep -qF "$pattern"; then
echo "${green}PASS${reset} $name"; PASS=$((PASS+1))
else
echo "${red}FAIL${reset} $name — expected error to contain [$pattern]"
echo " output: $(echo "$out" | head -2)"; FAIL=$((FAIL+1))
fi
}
echo "${bold}Klammer definition-mode tests${reset}"
echo "============================="
echo
# --- Each mode defines and applies in isolation ---
echo "-- isolated modes --"
check_eq " 1. : create defines + applies" "cq" -s '@@x s : c*s* @@ @x q @' -d
check_eq " 2. :: instance inherits from .k" "iq" -s '@@x.k s : d @@ @@x :: i*s* @@ @x q @' -d
check_error " 3. :: without a .k declaration is an error" "no declarations" -s '@@x :: i*s* @@ @x q @' -d
check_eq " 4. :::: default defines + applies" "eq" -s '@@x s :::: e*s* @@ @x q @' -d
check_eq " 5. ::: override alone becomes the def" "oq" -s '@@x.k s : d @@ @@x ::: o*s* @@ @x q @' -d
# --- The 9-entry transition table: (existing x incoming) ---
echo
echo "-- transition table (existing + incoming) --"
check_error " 6. create + create = error" "already defined" -s '@@x s : one*s* @@ @@x s : two*s* @@ @x q @' -d
check_warn " 7. create + override = warn+repl" "twoq" -s '@@x.k s : d @@ @@x :: one*s* @@ @@x ::: two*s* @@ @x q @' -d
check_eq " 8. create + default = keep exist" "oneq" -s '@@x s : one*s* @@ @@x s :::: two*s* @@ @x q @' -d
check_error " 9. override + create = error" "already overridden" -s '@@x.k s : d @@ @@x ::: one*s* @@ @@x :: two*s* @@ @x q @' -d
check_warn "10. override + override = warn+repl" "twoq" -s '@@x.k s : d @@ @@x ::: one*s* @@ @@x ::: two*s* @@ @x q @' -d
check_eq "11. override + default = keep exist" "oneq" -s '@@x.k s : d @@ @@x ::: one*s* @@ @@x :::: two*s* @@ @x q @' -d
check_eq "12. default + create = replace (silent)" "twoq" -s '@@x s :::: one*s* @@ @@x s : two*s* @@ @x q @' -d
check_warn "13. default + override = warn+repl" "twoq" -s '@@x.k s : d @@ @@x :::: one*s* @@ @@x ::: two*s* @@ @x q @' -d
check_error "14. default + default = error" "already defined" -s '@@x s :::: one*s* @@ @@x s :::: two*s* @@ @x q @' -d
rm -f "$ERR"
echo
echo "============================="
echo "Results: ${green}$PASS passed${reset}, ${red}$FAIL failed${reset}"
[ $FAIL -eq 0 ]