add testing

Author: Hweinstock

packages/core/src/shared/utilities/processUtils.ts

@@ -162,7 +162,7 @@ export class ChildProcessTracker {
 
     public async logAllUsage(): Promise<void> {
         if (this.size === 0) {
-            this.logger.info('No active subprocesses')
+            this.logger.info('No Active Subprocesses')
             return
         }
         const usage = await this.getAllUsage()

packages/core/src/test/shared/utilities/processUtils.test.ts

@@ -400,6 +400,7 @@ describe('ChildProcessTracker', function () {
 
     after(function () {
         clock.uninstall()
+        usageMock.restore()
     })
 
     it(`removes stopped processes every ${ChildProcessTracker.pollingInterval / 1000} seconds`, async function () {
@@ -500,3 +501,38 @@ describe('ChildProcessTracker', function () {
         await stopAndWait(runningProcess)
     })
 })
+
+describe('ChildProcessTracker.logAllUsage', function () {
+    let tracker: ChildProcessTracker
+
+    before(function () {
+        tracker = ChildProcessTracker.instance
+    })
+
+    afterEach(function () {
+        tracker.clear()
+    })
+
+    it('logAllUsage includes only active processes', async function () {
+        const runningProcess1 = startSleepProcess()
+        const runningProcess2 = startSleepProcess()
+
+        tracker.add(runningProcess1.childProcess)
+        tracker.add(runningProcess2.childProcess)
+
+        assert.ok(tracker.has(runningProcess1.childProcess), 'Missing first process')
+        assert.ok(tracker.has(runningProcess2.childProcess), 'Missing seconds process')
+
+        await stopAndWait(runningProcess1)
+
+        await tracker.logAllUsage()
+
+        assert.throws(() => assertLogsContain(runningProcess1.childProcess.pid().toString(), false, 'info'))
+        assertLogsContain(runningProcess2.childProcess.pid().toString(), false, 'info')
+    })
+
+    it('logAllUsage defaults to empty message when empty', async function () {
+        await tracker.logAllUsage()
+        assertLogsContain('No Active Subprocesses', false, 'info')
+    })
+})