diff --git a/frontend/editor/src/core/tests/stubbed/editor-pipeline-auto-run.spec.ts b/frontend/editor/src/core/tests/stubbed/editor-pipeline-auto-run.spec.ts
new file mode 100644
index 0000000000..35a8456ae8
--- /dev/null
+++ b/frontend/editor/src/core/tests/stubbed/editor-pipeline-auto-run.spec.ts
@@ -0,0 +1,90 @@
+import path from "path";
+import { test, expect } from "@app/tests/helpers/stub-test-base";
+import { uploadFiles } from "@app/tests/helpers/ui-helpers";
+
+/**
+ * PR #7581: a pipeline built on the Pipelines page can be set to run on the editor.
+ * It has no catalogue category, so it must reach the auto-run by naming "editor" in
+ * its sources - and a swept pipeline (blank sources) must NOT be mistaken for one.
+ */
+
+test.use({ autoGoto: false });
+
+const SAMPLE = path.join(
+  import.meta.dirname,
+  "../test-fixtures/classification/unlabelled/invoice_acme.pdf",
+);
+
+/** A builder-made pipeline: no categoryId, one harmless step. */
+function builderPipeline(options: Record<string, unknown>) {
+  return {
+    id: "builder-pipeline-1",
+    name: "Flatten everything",
+    owner: "system",
+    enabled: true,
+    trigger: null,
+    sourceIds: [],
+    steps: [{ operation: "/api/v1/misc/flatten", parameters: {} }],
+    output: { type: "inline", options: { mode: "new_version", ...options } },
+    teamId: 1,
+  };
+}
+
+/** Install the policy list + capture every stored-policy run dispatch. */
+async function armed(page: import("@playwright/test").Page, policy: unknown) {
+  const dispatched: string[] = [];
+  await page.route("**/api/v1/policies", (route) =>
+    route.fulfill({ json: [policy] }),
+  );
+  await page.route("**/api/v1/policies/*/run", (route) => {
+    dispatched.push(new URL(route.request().url()).pathname);
+    return route.fulfill({ json: { jobId: "job-1" } });
+  });
+  return dispatched;
+}
+
+test("an editor pipeline set to run on upload dispatches when a file is added", async ({
+  page,
+}) => {
+  const dispatched = await armed(
+    page,
+    builderPipeline({ sources: ["editor"], runOn: "upload" }),
+  );
+
+  await page.goto("/editor", { waitUntil: "domcontentloaded" });
+  await uploadFiles(page, SAMPLE);
+
+  await expect
+    .poll(() => dispatched, { timeout: 15_000 })
+    .toContain("/api/v1/policies/builder-pipeline-1/run");
+});
+
+test("a swept pipeline (blank sources) never runs on editor upload", async ({
+  page,
+}) => {
+  const dispatched = await armed(
+    page,
+    builderPipeline({ sources: [], runOn: "upload" }),
+  );
+
+  await page.goto("/editor", { waitUntil: "domcontentloaded" });
+  await uploadFiles(page, SAMPLE);
+
+  await page.waitForTimeout(5_000);
+  expect(dispatched).toEqual([]);
+});
+
+test("an editor pipeline set to run on export does not fire on upload", async ({
+  page,
+}) => {
+  const dispatched = await armed(
+    page,
+    builderPipeline({ sources: ["editor"], runOn: "export" }),
+  );
+
+  await page.goto("/editor", { waitUntil: "domcontentloaded" });
+  await uploadFiles(page, SAMPLE);
+
+  await page.waitForTimeout(5_000);
+  expect(dispatched).toEqual([]);
+});