import assert from "node:assert/strict";
import { readFile } from "node:fs/promises";
import { test } from "node:test";

const component = (name) => new URL(`../src/components/laboratory/${name}`, import.meta.url);

test("semantic evidence mask is GPU-colored, bounded, cancelled and object-contained client-side", async () => {
  const source = await readFile(component("RecordedEvidenceSemanticMaskOverlay.tsx"), "utf8");
  assert.match(source, /decodedMaskCache/);
  assert.match(source, /pendingMaskCache/);
  assert.match(source, /MASK_CACHE_LIMIT = 20/);
  assert.match(source, /MASK_PREFETCH_LIMIT = 12/);
  assert.match(source, /prefetchSrcs\?: readonly string\[\]/);
  assert.match(source, /\.slice\(0, MASK_PREFETCH_LIMIT\)/);
  assert.match(source, /AbortController/);
  assert.match(source, /createSemanticMaskRenderer/);
  assert.match(source, /getContext\("webgl"/);
  assert.match(source, /preserveDrawingBuffer: true/);
  assert.match(source, /vec2\(v_uv\.x, 1\.0 - v_uv\.y\)/);
  assert.match(source, /UNPACK_FLIP_Y_WEBGL, 0/);
  assert.match(source, /gl\.isContextLost\(\)/);
  assert.match(source, /webglcontextlost/);
  assert.match(source, /setRendererMode\("2d"\)/);
  assert.match(source, /gl\.texImage2D/);
  assert.match(source, /u_palette/);
  assert.match(source, /getImageData/);
  assert.match(source, /ResizeObserver/);
  assert.match(source, /Math\.min\(width \/ mask\.width, height \/ mask\.height\)/);
  assert.match(source, /decoded\.key !== expectedKey/);
  assert.match(source, /mask\?\.key === expectedKey/);
  assert.match(source, /lastReadyMaskRef/);
  assert.match(source, /data-state=\{failure \? "error" : exactMask \? "ready" : renderMask \? "stale" : "loading"\}/);
  assert.match(source, /recorded-evidence-semantic-mask-overlay__error/);
  assert.match(source, /role="alert"/);
});

test("shared recorded scenes place optional semantic masks beneath boxes", async () => {
  const [imageScene, videoScene] = await Promise.all([
    readFile(component("RecordedEvidenceImageScene.tsx"), "utf8"),
    readFile(component("RecordedEvidenceVideoScene.tsx"), "utf8"),
  ]);
  for (const source of [imageScene, videoScene]) {
    assert.match(source, /semanticOverlay\?: RecordedEvidenceSemanticOverlay/);
    assert.ok(
      source.indexOf("<RecordedEvidenceSemanticMaskOverlay")
      < source.indexOf("<RecordedEvidenceBoxOverlay"),
    );
  }
});

test("metric evidence keeps missing semantic assignments as context and exposes a taxonomy legend", async () => {
  const source = await readFile(component("LaboratoryMetricEvidenceScene.tsx"), "utf8");
  assert.match(source, /pointSemanticClassIds\?: readonly \(number \| null\)\[\]/);
  assert.match(source, /pointSemanticClassIds\.length === pointCloudBodyXyzM\.length/);
  assert.match(source, /classId === null \? undefined : colorsByClassId\.get\(classId\)/);
  assert.match(source, /data-decision="semantic"/);
  assert.match(source, /recordedEvidenceSemanticCssColor/);
  assert.match(source, /DynamicDrawUsage/);
  assert.match(source, /classifiedMeshesRef/);
  assert.match(source, /updatePointPositions/);
});

test("semantic point alignment follows the last qualified spatial increment", async () => {
  const source = await readFile(
    new URL("../src/workspaces/laboratory/M4ReplayThreatVisual.tsx", import.meta.url),
    "utf8",
  );
  assert.match(source, /frame\?\.spatialAvailable && semanticFrame/);
  assert.match(source, /lastSpatialSemanticFrameRef/);
  assert.match(source, /\|\| !spatialFrame\s*\|\| !spatialSemanticFrame/);
  assert.match(source, /spatialSemanticFrame\.sourcePointCount !== spatialFrame\.pointCloudSourceCount/);
});

test("M4 keeps independent semantic controls in media and spatial panes", async () => {
  const source = await readFile(
    new URL("../src/workspaces/laboratory/M4ReplayThreatVisual.tsx", import.meta.url),
    "utf8",
  );
  assert.match(source, /showMediaSemantic/);
  assert.match(source, /showSpatialSemantic/);
  assert.match(source, /semantic && showMediaSemantic && frame/);
  assert.match(source, /Array\.from\(\{ length: 12 \}, \(_, index\) => index \+ 1\)/);
  assert.match(source, /\|\| !showSpatialSemantic/);
  assert.match(source, /aria-label="Слои камеры и видео"/);
  assert.match(source, /aria-label="Слои 3D и плана"/);
  assert.match(source, /data-pane-mode="media"/);
  assert.match(source, /data-pane-mode="spatial"/);
  assert.match(source, /modeControlsVisible=\{!splitView\}/);
  assert.match(source, /semanticOverlay=\{mediaMode === "video" \? semanticOverlay : undefined\}/);
});

test("laboratory fullscreen preserves the mounted evidence subtree", async () => {
  const source = await readFile(component("LaboratoryEvidenceViewer.tsx"), "utf8");
  assert.match(source, /useLayoutEffect/);
  assert.match(source, /viewer\.showModal\(\)/);
  assert.match(source, /viewer\.show\(\)/);
  assert.match(source, /<dialog/);
  assert.doesNotMatch(source, /createPortal/);
});