edit 'test/setTests' - set coverage reporter default to 'spec' if stdout is TTY, else use 'tap'

Signed-off-by: StoneyDSP <nathanjhood@googlemail.com>

Author: nathanjhood

test/setupTests.ts

@@ -38,8 +38,10 @@ const options: Readonly<NodeTestRunnerOptions> = Object.freeze<NodeTestRunnerOpt
       console.error(testFail);
       process.exitCode = 1; // must be != 0, to avoid false positives in CI pipelines
     });
-    // coverage reporter: spec
-    testsStream.compose(reporters.spec).pipe(process.stdout);
+    // coverage reporter
+    const isTTY = process.stdout.isTTY;
+    const reporter = isTTY ? reporters.spec : reporters.tap;
+    testsStream.compose(reporter).pipe(process.stdout);
   },
   // testNamePatterns: [
   //   "**/*.test.?(c|m)js",