feat(coverage): consider coverage detected if the coverage/ directory exists

Author: travi

src/coverage/tester.js

@@ -1,9 +1,10 @@
+import {directoryExists} from '@form8ion/core';
 import {test as c8IsConfigured} from '@form8ion/c8';
 
 import nycIsConfigured from './nyc/tester.js';
 
 export default async function testCoverageBeingCollected({projectRoot}) {
   const [c8Exists, nycExists] = await Promise.all([c8IsConfigured({projectRoot}), nycIsConfigured({projectRoot})]);
 
-  return c8Exists || nycExists;
+  return c8Exists || nycExists || directoryExists(`${projectRoot}/coverage`);
 }

src/coverage/tester.test.js

@@ -1,3 +1,4 @@
+import {directoryExists} from '@form8ion/core';
 import {test as c8IsPresent} from '@form8ion/c8';
 
 import any from '@travi/any';
@@ -7,6 +8,7 @@ import {when} from 'vitest-when';
 import nycIsPresent from './nyc/tester.js';
 import coverageIsConfigured from './tester.js';
 
+vi.mock('@form8ion/core');
 vi.mock('@form8ion/c8');
 vi.mock('./nyc/tester.js');
 
@@ -30,9 +32,18 @@ describe('coverage predicate', () => {
     expect(await coverageIsConfigured({projectRoot})).toBe(true);
   });
 
+  it('should return `true` if the `coverage/` directory exists', async () => {
+    when(nycIsPresent).calledWith({projectRoot}).thenResolve(false);
+    when(c8IsPresent).calledWith({projectRoot}).thenResolve(false);
+    when(directoryExists).calledWith(`${projectRoot}/coverage`).thenResolve(true);
+
+    expect(await coverageIsConfigured({projectRoot})).toBe(true);
+  });
+
   it('should return `false` when neither c8 nor nyc are detected', async () => {
     when(nycIsPresent).calledWith({projectRoot}).thenResolve(false);
     when(c8IsPresent).calledWith({projectRoot}).thenResolve(false);
+    when(directoryExists).calledWith(`${projectRoot}/coverage`).thenResolve(false);
 
     expect(await coverageIsConfigured({projectRoot})).toBe(false);
   });