fix(agy): enforce multi-step responsibility acknowledgement for antigravity oauth

tests/unit/cliproxy/antigravity-responsibility.test.ts

@@ -0,0 +1,78 @@
+import { describe, expect, it } from 'bun:test';
+import {
+  ANTIGRAVITY_ACK_PHRASE,
+  ANTIGRAVITY_ACK_VERSION,
+  hasAntigravityRiskAcceptanceFlag,
+  validateAntigravityRiskAcknowledgement,
+} from '../../../src/cliproxy/antigravity-responsibility';
+
+describe('antigravity-responsibility', () => {
+  it('accepts a complete acknowledgement payload', () => {
+    const result = validateAntigravityRiskAcknowledgement({
+      version: ANTIGRAVITY_ACK_VERSION,
+      reviewedIssue622: true,
+      understandsBanRisk: true,
+      acceptsFullResponsibility: true,
+      typedPhrase: ANTIGRAVITY_ACK_PHRASE,
+    });
+
+    expect(result.valid).toBeTrue();
+  });
+
+  it('accepts phrase with extra spacing and lowercase', () => {
+    const result = validateAntigravityRiskAcknowledgement({
+      version: ANTIGRAVITY_ACK_VERSION,
+      reviewedIssue622: true,
+      understandsBanRisk: true,
+      acceptsFullResponsibility: true,
+      typedPhrase: '  i   accept   full responsibility  ',
+    });
+
+    expect(result.valid).toBeTrue();
+  });
+
+  it('rejects payload when checklist steps are not fully completed', () => {
+    const result = validateAntigravityRiskAcknowledgement({
+      version: ANTIGRAVITY_ACK_VERSION,
+      reviewedIssue622: true,
+      understandsBanRisk: false,
+      acceptsFullResponsibility: true,
+      typedPhrase: ANTIGRAVITY_ACK_PHRASE,
+    });
+
+    expect(result.valid).toBeFalse();
+    expect(result.error).toContain('checklist');
+  });
+
+  it('rejects payload when version is outdated', () => {
+    const result = validateAntigravityRiskAcknowledgement({
+      version: 'older-version',
+      reviewedIssue622: true,
+      understandsBanRisk: true,
+      acceptsFullResponsibility: true,
+      typedPhrase: ANTIGRAVITY_ACK_PHRASE,
+    });
+
+    expect(result.valid).toBeFalse();
+    expect(result.error).toContain('version');
+  });
+
+  it('rejects payload when phrase does not match', () => {
+    const result = validateAntigravityRiskAcknowledgement({
+      version: ANTIGRAVITY_ACK_VERSION,
+      reviewedIssue622: true,
+      understandsBanRisk: true,
+      acceptsFullResponsibility: true,
+      typedPhrase: 'I AGREE',
+    });
+
+    expect(result.valid).toBeFalse();
+    expect(result.error).toContain('phrase');
+  });
+
+  it('detects explicit antigravity acceptance flags', () => {
+    expect(hasAntigravityRiskAcceptanceFlag(['--accept-agr-risk'])).toBeTrue();
+    expect(hasAntigravityRiskAcceptanceFlag(['--accept-antigravity-risk'])).toBeTrue();
+    expect(hasAntigravityRiskAcceptanceFlag(['--auth'])).toBeFalse();
+  });
+});