Files
honeyDueKMP/scripts/record_snapshots.sh
Trey T 3bac38449c P3.1: iOS goldens @2x + PNG optimizer + Makefile record/verify targets
- SnapshotGalleryTests rendered at displayScale: 2.0 (was native 3.0)
  → 49MB → 15MB (~69% reduction)
- Records via SNAPSHOT_TESTING_RECORD=1 env var (no code edits needed)
- scripts/optimize_goldens.sh runs zopflipng (or pngcrush fallback)
  over both iOS and Android golden dirs
- scripts/{record,verify}_snapshots.sh one-command wrappers
- Makefile targets: make {record,verify,optimize}-snapshots

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-04-18 23:45:02 -05:00

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#!/usr/bin/env bash
#
# record_snapshots.sh — regenerate every parity-gallery golden in one pass.
#
# Use this after an intentional UI change (new color token, redesigned
# layout, etc.) so the committed baseline matches the new look. Reviewers
# see the PNG diff alongside your code change in the PR — that dual-diff
# is the whole point of the parity gallery.
#
# Usage
# -----
# ./scripts/record_snapshots.sh # iOS + Android
# ./scripts/record_snapshots.sh --ios-only
# ./scripts/record_snapshots.sh --android-only
#
# Pipeline
# --------
# 1. (Android) `./gradlew :composeApp:recordRoborazziDebug`
# 2. (iOS) Delete iosApp/HoneyDueTests/__Snapshots__/SnapshotGalleryTests,
# set SNAPSHOT_TESTING_RECORD=1, run xcodebuild test for
# SnapshotGalleryTests. The env var is read by
# SnapshotGalleryTests.swift to flip SnapshotTesting.record
# between `.missing` (default — safe) and `.all` (overwrite).
# 3. Run `scripts/optimize_goldens.sh` across both golden directories to
# shrink the fresh PNGs.
#
set -euo pipefail
cd "$(dirname "$0")/.."
ROOT="$(pwd)"
platform="both"
for arg in "$@"; do
case "$arg" in
--ios-only) platform="ios" ;;
--android-only) platform="android" ;;
-h|--help)
sed -n '3,18p' "$0"
exit 0
;;
*)
echo "usage: $0 [--ios-only|--android-only]" >&2
exit 1
;;
esac
done
# ---------- Android ----------
if [ "$platform" = "both" ] || [ "$platform" = "android" ]; then
echo "==> Recording Android goldens…"
./gradlew :composeApp:recordRoborazziDebug
fi
# ---------- iOS ----------
if [ "$platform" = "both" ] || [ "$platform" = "ios" ]; then
echo "==> Recording iOS goldens…"
rm -rf iosApp/HoneyDueTests/__Snapshots__/SnapshotGalleryTests
(
cd iosApp
# SNAPSHOT_TESTING_RECORD=1 flips SnapshotTesting.isRecording to
# `.all` (see SnapshotGalleryTests.swift).
SNAPSHOT_TESTING_RECORD=1 xcodebuild test \
-project honeyDue.xcodeproj \
-scheme HoneyDue \
-destination "${IOS_SIM_DESTINATION:-platform=iOS Simulator,name=iPhone 17,OS=latest}" \
-only-testing:HoneyDueTests/SnapshotGalleryTests \
2>&1 | tail -30
)
fi
# ---------- Optimize ----------
echo "==> Optimizing PNGs…"
"$ROOT/scripts/optimize_goldens.sh"
# ---------- Parity HTML (P4 follow-up) ----------
if [ -x "$ROOT/scripts/build_parity_gallery.py" ]; then
echo "==> Regenerating parity HTML gallery…"
python3 "$ROOT/scripts/build_parity_gallery.py"
else
echo "==> (parity HTML generator not yet present — skipping)"
fi
echo "==> Done. Review the PNG diff with your code change before committing."