Checkpoint web parity through Chromium input tasks

tools/web/check-library-link-fixture.mjs

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+import assert from "node:assert/strict";
+import crypto from "node:crypto";
+import fs from "node:fs";
+import os from "node:os";
+import path from "node:path";
+import { execFileSync } from "node:child_process";
+import { fileURLToPath } from "node:url";
+
+const root = path.resolve(path.dirname(fileURLToPath(import.meta.url)), "../..");
+const read = (relativePath) => fs.readFileSync(path.join(root, relativePath));
+const sha256 = (value) => crypto.createHash("sha256").update(value).digest("hex");
+const manifest = JSON.parse(read("tests/golden/M12-03F/manifest.json"));
+const report = JSON.parse(read("tests/golden/M12-03F/desktop-link-report.json"));
+const fixtureRoot = path.join(root, "tests/files/web/m12_library_link_v1");
+const generator = path.join(root, "tools/web/generate-library-link-fixture.py");
+const blender = process.env.BLENDER_BIN ?? path.join(root, "build_blender_5.2.0/bin/blender");
+
+assert.equal(manifest.task, "M12-03F");
+assert.equal(manifest.parentTask, "M12-03E");
+assert.equal(manifest.nextTask, "M12-03G");
+assert.equal(manifest.operation, "LINK");
+for (const artifact of Object.values(manifest.artifacts)) {
+  assert.equal(sha256(read(artifact.path)), artifact.sha256, artifact.path);
+}
+
+assert.equal(report.schemaVersion, 1);
+assert.equal(report.task, "M12-03F");
+assert.equal(report.operation, "LINK");
+assert.equal(report.blenderVersion, "5.2.0");
+assert.equal(report.nextTask, "M12-03G");
+assert.deepEqual(report.selectedRoots, ["Object/M12 Link Object"]);
+assert.deepEqual(report.sourceGraph, {
+  edges: [
+    { from: "Object/M12 Link Object", relation: "OBJECT_DATA", to: "Mesh/M12 Link Mesh" },
+    { from: "Mesh/M12 Link Mesh", relation: "MATERIAL_SLOT[0]", to: "Material/M12 Link Material" },
+    { from: "Material/M12 Link Material", relation: "NODE_IMAGE[M12 Link Image Node]", to: "Image/M12 Link Image" },
+  ],
+  geometry: { edges: 4, loops: 4, materialSlots: ["M12 Link Material"], polygons: 1, uvLayers: ["UVMap"], vertices: 4 },
+  ids: {
+    IMAGE: { idType: "IMAGE", isLibraryOverride: false, library: null, name: "M12 Link Image", nameFull: "M12 Link Image" },
+    MATERIAL: { idType: "MATERIAL", isLibraryOverride: false, library: null, name: "M12 Link Material", nameFull: "M12 Link Material" },
+    MESH: { idType: "MESH", isLibraryOverride: false, library: null, name: "M12 Link Mesh", nameFull: "M12 Link Mesh" },
+    OBJECT: { idType: "OBJECT", isLibraryOverride: false, library: null, name: "M12 Link Object", nameFull: "M12 Link Object" },
+  },
+  image: { channels: 4, colorspace: "sRGB", packed: true, pixelFloat32Sha256: "6f0f8c231d65149e69e6ed12d370bcfa095ef90adc202065492ea8c8ef17e45a", size: [2, 2] },
+  root: { idType: "OBJECT", isLibraryOverride: false, library: null, name: "M12 Link Object", nameFull: "M12 Link Object" },
+  sourceMarker: "M12-03F",
+});
+assert.deepEqual(report.linkedGraph.edges, report.sourceGraph.edges);
+assert.deepEqual(report.linkedGraph.geometry, report.sourceGraph.geometry);
+assert.deepEqual(report.linkedGraph.image, report.sourceGraph.image);
+assert.equal(report.linkedGraph.ids.OBJECT.library, "m12_link_source.blend");
+assert.equal(report.linkedGraph.ids.OBJECT.nameFull, "M12 Link Object [m12_link_source.blend]");
+for (const value of Object.values(report.linkedGraph.ids)) {
+  assert.equal(value.library, "m12_link_source.blend");
+  assert.equal(value.isLibraryOverride, false);
+}
+assert.deepEqual(report.stableMapping.map((item) => [item.owner, item.readOnly]), [
+  ["SOURCE_LIBRARY", true],
+  ["SOURCE_LIBRARY", true],
+  ["SOURCE_LIBRARY", true],
+  ["SOURCE_LIBRARY", true],
+]);
+assert.deepEqual(report.stableMapping.map((item) => item.source), [
+  "Object/M12 Link Object",
+  "Mesh/M12 Link Mesh",
+  "Material/M12 Link Material",
+  "Image/M12 Link Image",
+]);
+assert.deepEqual(report.stableMapping.map((item) => item.local), report.stableMapping.map((item) => item.source));
+assert.equal(sha256(fs.readFileSync(path.join(fixtureRoot, report.source.file))), report.source.sha256);
+assert.equal(sha256(fs.readFileSync(path.join(fixtureRoot, report.target.file))), report.target.sha256);
+
+const normalizeContainerHashes = (value) => ({
+  ...value,
+  source: { ...value.source, sha256: "<SESSION_BOUND_BLEND_CONTAINER>" },
+  target: { ...value.target, sha256: "<SESSION_BOUND_BLEND_CONTAINER>" },
+});
+const temporary = fs.mkdtempSync(path.join(os.tmpdir(), "m12-library-link-"));
+try {
+  const generatedFixtureRoot = path.join(temporary, "files");
+  const generatedReportPath = path.join(temporary, "report.json");
+  const output = execFileSync(blender, [
+    "--background",
+    "--factory-startup",
+    "--python",
+    generator,
+    "--",
+    generatedFixtureRoot,
+    generatedReportPath,
+  ], { cwd: root, encoding: "utf8" });
+  assert.match(output, /library-link-fixture-ok roots=1 mapping=4/);
+  assert.match(output, /next=M12-03G/);
+  const generated = JSON.parse(fs.readFileSync(generatedReportPath, "utf8"));
+  assert.deepEqual(normalizeContainerHashes(generated), normalizeContainerHashes(report));
+  assert.equal(sha256(fs.readFileSync(path.join(generatedFixtureRoot, generated.source.file))), generated.source.sha256);
+  assert.equal(sha256(fs.readFileSync(path.join(generatedFixtureRoot, generated.target.file))), generated.target.sha256);
+}
+finally {
+  fs.rmSync(temporary, { recursive: true, force: true });
+}
+
+process.stdout.write(
+  `library-link-fixture-check-ok roots=${report.selectedRoots.length} mapping=${report.stableMapping.length} ` +
+  `library=${report.linkedGraph.ids.OBJECT.library} readOnly=${report.stableMapping.every((item) => item.readOnly)} next=${report.nextTask}\n`,
+);