pikasTech-HWLAB/tools/hwpod-node.test.ts

import assert from "node:assert/strict";
import { createHash } from "node:crypto";
import { mkdir, mkdtemp, readFile, rm, writeFile } from "node:fs/promises";
import os from "node:os";
import path from "node:path";
import { test } from "bun:test";

import { createHwpodNodeServer, executeHwpodNodeOpsPlan, resolveHwpodNodeCommand } from "./src/hwpod-node-lib.ts";

test("hwpod-node executes minimal workspace node ops", async () => {
  const root = await mkdtemp(path.join(os.tmpdir(), "hwlab-hwpod-node-"));
  try {
    await writeFile(path.join(root, "main.c"), "int main(void) { return 0; }\n", "utf8");
    const result = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_test",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [
        { opId: "op_01", op: "node.health", args: { workspacePath: root } },
        { opId: "op_02", op: "workspace.ls", args: { workspacePath: root, path: "." } },
        { opId: "op_03", op: "workspace.cat", args: { workspacePath: root, path: "main.c" } }
      ]
    }, { now: () => "2026-06-05T00:00:00.000Z" });
    assert.equal(result.ok, true);
    assert.equal(result.status, "completed");
    assert.equal(result.results[1].output.entries[0].name, "main.c");
    assert.match(result.results[2].output.content, /int main/u);
  } finally {
    await rm(root, { recursive: true, force: true });
  }
});
test("hwpod-node HTTP endpoint accepts hwpod-node-ops plans", async () => {
  const server = createHwpodNodeServer({ now: () => "2026-06-05T00:00:00.000Z" });
  await new Promise((resolve) => server.listen(0, "127.0.0.1", resolve));
  try {
    const response = await fetch(`http://127.0.0.1:${server.address().port}/v1/hwpod-node-ops`, {
      method: "POST",
      headers: { "content-type": "application/json" },
      body: JSON.stringify({
        contractVersion: "hwpod-node-ops-v1",
        planId: "hwpod_plan_http",
        hwpodId: "hwpod-local",
        nodeId: "pc-host-1",
        ops: [{ opId: "op_01", op: "node.version", args: {} }]
      })
    });
    const payload = await response.json();
    assert.equal(response.status, 200);
    assert.equal(payload.ok, true);
    assert.equal(payload.specAuthority, "none");
    assert.equal(payload.results[0].op, "node.version");
  } finally {
    await new Promise((resolve, reject) => server.close((error: Error | undefined) => (error ? reject(error) : resolve(undefined))));
  }
});

test("hwpod-node executes debug ops only through explicit node-side command bindings", async () => {
  const root = await mkdtemp(path.join(os.tmpdir(), "hwlab-hwpod-node-debug-"));
  try {
    const result = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_debug_bound",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{ opId: "op_build", op: "debug.build", args: { workspacePath: root, command: "printf build-ok > build.ok" } }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });

    assert.equal(result.ok, true);
    assert.equal(result.results[0].ok, true);
    assert.equal(result.results[0].output.bindingSource, "hwpod-node-ops.command");
    assert.match(await readFile(path.join(root, "build.ok"), "utf8"), /build-ok/u);
  } finally {
    await rm(root, { recursive: true, force: true });
  }
});

test("hwpod-node reports cmd.run non-zero exits as failed results", async () => {
  const root = await mkdtemp(path.join(os.tmpdir(), "hwlab-hwpod-node-cmd-fail-"));
  try {
    const result = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_cmd_fail",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{ opId: "op_cmd", op: "cmd.run", args: { workspacePath: root, command: "sh", argv: ["-c", "echo no >&2; exit 7"] } }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });

    assert.equal(result.ok, false);
    assert.equal(result.results[0].ok, false);
    assert.equal(result.results[0].status, "failed");
    assert.equal(result.results[0].output.exitCode, 7);
    assert.equal(result.results[0].blocker.code, "hwpod_node_command_failed");
  } finally {
    await rm(root, { recursive: true, force: true });
  }
});

test("hwpod-node resolves Git for Windows when service PATH omits git", async () => {
  const result = await resolveHwpodNodeCommand("git", {
    platform: "win32",
    env: {},
    fileExists: async (candidate: string) => candidate === "C:\\Program Files\\Git\\cmd\\git.exe"
  });

  assert.equal(result.command, "C:\\Program Files\\Git\\cmd\\git.exe");
  assert.equal(result.resolved, true);
  assert.equal(result.source, "windows-well-known-tool");
});

test("hwpod-node keeps explicit executable paths unchanged", async () => {
  const result = await resolveHwpodNodeCommand("C:\\Tools\\Git\\cmd\\git.exe", {
    platform: "win32",
    env: {},
    fileExists: async () => true
  });

  assert.equal(result.command, "C:\\Tools\\Git\\cmd\\git.exe");
  assert.equal(result.resolved, false);
  assert.equal(result.source, "explicit-path");
});

test("hwpod-node applies workspace patches through the stable node op", async () => {
  const root = await mkdtemp(path.join(os.tmpdir(), "hwlab-hwpod-node-patch-"));
  try {
    await writeFile(path.join(root, "main.c"), "int value = 1;\n", "utf8");
    const result = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_patch",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{
        opId: "op_patch",
        op: "workspace.apply-patch",
        args: {
          workspacePath: root,
          patch: [
            "*** Begin Patch",
            "*** Update File: main.c",
            "@@",
            "-int value = 1;",
            "+int value = 2;",
            "*** End Patch",
            ""
          ].join("\n")
        }
      }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });
    assert.equal(result.ok, true);
    assert.equal(result.results[0].ok, true);
    assert.match(await readFile(path.join(root, "main.c"), "utf8"), /value = 2/u);
  } finally {
    await rm(root, { recursive: true, force: true });
  }
});

test("hwpod-node preserves CRLF when applying workspace patches", async () => {
  const root = await mkdtemp(path.join(os.tmpdir(), "hwlab-hwpod-node-patch-crlf-"));
  try {
    await writeFile(path.join(root, "main.c"), "int main(void) {\r\n  while (1) {\r\n  }\r\n}\r\n", "utf8");
    const result = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_patch_crlf",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{
        opId: "op_patch",
        op: "workspace.apply-patch",
        args: {
          workspacePath: root,
          patch: [
            "*** Begin Patch",
            "*** Update File: main.c",
            "@@",
            "   while (1) {",
            "+    /* MARKER_OK */",
            "   }",
            "*** End Patch",
            ""
          ].join("\n")
        }
      }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });
    const content = await readFile(path.join(root, "main.c"), "utf8");
    assert.equal(result.ok, true);
    assert.match(content, /\r\n  while \(1\) \{\r\n    \/\* MARKER_OK \*\/\r\n  \}\r\n/u);
    assert.doesNotMatch(content, /[^\r]\n/u);
  } finally {
    await rm(root, { recursive: true, force: true });
  }
});

test("hwpod-node returns apply-patch diagnostics when context is missing", async () => {
  const root = await mkdtemp(path.join(os.tmpdir(), "hwlab-hwpod-node-patch-diagnostics-"));
  try {
    const original = "int main(void) {\r\n  while (1) {\r\n  }\r\n}\r\n";
    await writeFile(path.join(root, "main.c"), original, "utf8");
    const result = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_patch_diag",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{
        opId: "op_patch",
        op: "workspace.apply-patch",
        args: {
          workspacePath: root,
          patch: [
            "*** Begin Patch",
            "*** Update File: main.c",
            "@@",
            "-  while (2) {",
            "+  while (3) {",
            "*** End Patch",
            ""
          ].join("\n")
        }
      }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });
    assert.equal(result.ok, false);
    assert.equal(result.results[0].blocker.code, "apply_patch_context_not_found");
    assert.equal(result.results[0].blocker.details.fileSha256, sha256(original));
    assert.equal(result.results[0].blocker.details.lineEnding, "\r\n");
    assert.equal(result.results[0].blocker.details.lineEndingCounts.crlf, 4);
    assert.equal(result.results[0].blocker.details.normalized, true);
    assert.match(result.results[0].blocker.details.nodeVersion, /thin-node-ops/u);
  } finally {
    await rm(root, { recursive: true, force: true });
  }
});

test("hwpod-node edits CRLF workspaces with insert-after replace and write ops", async () => {
  const root = await mkdtemp(path.join(os.tmpdir(), "hwlab-hwpod-node-text-edit-"));
  try {
    const filePath = path.join(root, "projects", "01_baseline", "User", "main.c");
    await mkdir(path.dirname(filePath), { recursive: true });
    await writeFile(filePath, "int main(void) {\r\n  while (1) {\r\n  }\r\n}\r\n", "utf8");
    const before = await readFile(filePath, "utf8");
    const insert = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_insert",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{
        opId: "op_insert",
        op: "workspace.insert-after",
        args: { workspacePath: root, path: "projects/01_baseline/User/main.c", anchor: "  while (1) {", line: "    /* MARKER_OK */", expectedSha: sha256(before) }
      }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });
    assert.equal(insert.ok, true);
    assert.equal(insert.results[0].output.before.sha256, sha256(before));
    assert.equal(insert.results[0].output.after.lineEnding, "\r\n");
    assert.deepEqual(insert.results[0].output.diff.preview, ["+    /* MARKER_OK */"]);
    const inserted = await readFile(filePath, "utf8");
    assert.match(inserted, /\r\n    \/\* MARKER_OK \*\/\r\n/u);
    assert.doesNotMatch(inserted, /[^\r]\n/u);

    const replace = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_replace",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{
        opId: "op_replace",
        op: "workspace.replace",
        args: { workspacePath: root, path: "projects/01_baseline/User/main.c", find: "    /* MARKER_OK */", replace: "    /* MARKER_REPLACED */", expectedSha: sha256(inserted) }
      }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });
    assert.equal(replace.ok, true);
    assert.equal(replace.results[0].output.occurrences, 1);
    assert.match(await readFile(filePath, "utf8"), /MARKER_REPLACED/u);

    const dryRun = await executeHwpodNodeOpsPlan({
      contractVersion: "hwpod-node-ops-v1",
      planId: "hwpod_plan_write_dry",
      hwpodId: "hwpod-local",
      nodeId: "pc-host-1",
      ops: [{
        opId: "op_write",
        op: "workspace.write",
        args: { workspacePath: root, path: "new.txt", content: "alpha\nbeta", lineEnding: "crlf", finalNewline: true, dryRun: true }
      }]
    }, { now: () => "2026-06-05T00:00:00.000Z" });
    assert.equal(dryRun.ok, true);
    assert.equal(dryRun.results[0].output.dryRun, true);
    assert.equal(dryRun.results[0].output.after.lineEnding, "\r\n");
    await assert.rejects(() => readFile(path.join(root, "new.txt"), "utf8"), /ENOENT/u);
  } finally {
    await rm(root, { recursive: true, force: true });
  }
});

test("hwpod-node preserves Windows absolute workspace paths for PC-host nodes", async () => {
  const result = await executeHwpodNodeOpsPlan({
    contractVersion: "hwpod-node-ops-v1",
    planId: "hwpod_plan_windows_path",
    hwpodId: "d601-f103-v2",
    nodeId: "node-d601-f103-v2",
    ops: [{ opId: "op_01", op: "workspace.ls", args: { workspacePath: "F:\\Work\\D601-HWLAB", path: "." } }]
  }, { now: () => "2026-06-05T00:00:00.000Z" });

  assert.equal(result.ok, false);
  assert.equal(result.results[0].blocker.code, "ENOENT");
  assert.match(result.results[0].blocker.summary, /scandir 'F:\\Work\\D601-HWLAB'/u);
  assert.doesNotMatch(result.results[0].blocker.summary, /\/root\//u);
});

function sha256(content: string) {
  return createHash("sha256").update(content, "utf8").digest("hex");
}