#!/bin/sh
# Offline self-test for yaml-citations.sh: each case is a small fixture tree
# that must FAIL (or, for happy-path, PASS). Run: sh scripts/ci/test-yaml-citations.sh
set -eu

HERE="$(cd "$(dirname "$0")" && pwd)"
SUT="$HERE/yaml-citations.sh"
[ -f "$SUT" ] || { echo "FAIL: $SUT not found"; exit 1; }

TMP="$(mktemp -d)"
trap 'rm -rf "$TMP"' EXIT INT TERM
fails=0

# new_tree NAME — a fixture with one anchored target the cases can cite.
new_tree() {
  d="$TMP/$1"; mkdir -p "$d/k/a" "$d/k/b"
  printf 'kind: X\n# anchor: target-block\nspec: {}\n' > "$d/k/a/target.yaml"
  echo "$d"
}

# expect CASE want(pass|fail) DIR
expect() {
  if YAML_CITATIONS_FLOOR=1 sh "$SUT" "$3" > "$TMP/$1.out" 2>&1; then got=pass; else got=fail; fi
  if [ "$got" = "$2" ]; then echo "ok    $1 ($got)"
  else echo "FAIL  $1: wanted $2, got $got"; sed 's/^/        /' "$TMP/$1.out"; fails=1; fi
}

d=$(new_tree happy-path)
printf '# see target.yaml#target-block and ../a/target.yaml#target-block\nx: 1\n' > "$d/k/a/same-dir.yaml"
printf '# root-relative: k/a/target.yaml#target-block\nx: 1\n' > "$d/k/b/root.yaml"
printf 'url: "http://h/p.yaml#frag"  # a # inside a value is not a comment\n' > "$d/k/b/url.yaml"
expect happy-path pass "$d"

d=$(new_tree line-number)
printf '# see ../a/target.yaml:2\nx: 1\n' > "$d/k/b/c.yaml"
expect line-number fail "$d"

d=$(new_tree line-range-yml)
printf '# see ../a/target.yml:2-3\nx: 1\n' > "$d/k/b/c.yml"
expect line-range-yml fail "$d"

d=$(new_tree missing-file)
printf '# see ../a/gone.yaml#target-block\nx: 1\n' > "$d/k/b/c.yaml"
expect missing-file fail "$d"

d=$(new_tree missing-anchor)
printf '# see ../a/target.yaml#no-such-block\nx: 1\n' > "$d/k/b/c.yaml"
expect missing-anchor fail "$d"

d=$(new_tree duplicate-anchor)
printf '# anchor: target-block\n' >> "$d/k/a/target.yaml"
expect duplicate-anchor fail "$d"

d=$(new_tree malformed-anchor)
printf '# anchor: Not_Kebab\nx: 1\n' > "$d/k/b/c.yaml"
expect malformed-anchor fail "$d"

d="$TMP/empty-discovery"; mkdir -p "$d"
if sh "$SUT" "$d" > "$TMP/empty.out" 2>&1; then echo "FAIL  empty-discovery: passed with no files"; fails=1
else echo "ok    empty-discovery (fail)"; fi

exit $fails