Secrets: harden SecretRef-safe models.json persistence (#38955)

src/agents/model-auth-markers.test.ts

@@ -0,0 +1,26 @@
+import { describe, expect, it } from "vitest";
+import { listKnownProviderEnvApiKeyNames } from "./model-auth-env-vars.js";
+import { isNonSecretApiKeyMarker, NON_ENV_SECRETREF_MARKER } from "./model-auth-markers.js";
+
+describe("model auth markers", () => {
+  it("recognizes explicit non-secret markers", () => {
+    expect(isNonSecretApiKeyMarker(NON_ENV_SECRETREF_MARKER)).toBe(true);
+    expect(isNonSecretApiKeyMarker("qwen-oauth")).toBe(true);
+    expect(isNonSecretApiKeyMarker("ollama-local")).toBe(true);
+  });
+
+  it("recognizes known env marker names but not arbitrary all-caps keys", () => {
+    expect(isNonSecretApiKeyMarker("OPENAI_API_KEY")).toBe(true);
+    expect(isNonSecretApiKeyMarker("ALLCAPS_EXAMPLE")).toBe(false);
+  });
+
+  it("recognizes all built-in provider env marker names", () => {
+    for (const envVarName of listKnownProviderEnvApiKeyNames()) {
+      expect(isNonSecretApiKeyMarker(envVarName)).toBe(true);
+    }
+  });
+
+  it("can exclude env marker-name interpretation for display-only paths", () => {
+    expect(isNonSecretApiKeyMarker("OPENAI_API_KEY", { includeEnvVarName: false })).toBe(false);
+  });
+});