Explicitly test for color output on supporting consoles.

Coverage should not be dependent on the build environment's console, and Travis CI seems to set process.stdout.isTTY to false on its Windows environment.

Author: Invader444

package.json

@@ -38,9 +38,9 @@
     "lab": "./bin/lab"
   },
   "scripts": {
-    "test": "node ./bin/_lab -fL -t 100 -m 3000",
+    "test": "node ./bin/_lab -fL -t 100 -m 10000",
     "posttest": "npm run lint-md",
-    "test-cov-html": "node ./bin/_lab -fL -r html -m 3000 -o coverage.html",
+    "test-cov-html": "node ./bin/_lab -fL -r html -m 10000 -o coverage.html",
     "lint": "node ./bin/_lab -d -f -L",
     "lint-md": "eslint --config hapi --rule \"strict: 0, eol-last: 0\" --plugin markdown --ext md --parser-options \"ecmaVersion: 9\" ."
   },

test/reporters.js

@@ -999,6 +999,39 @@ describe('Reporter', () => {
             expect(output).to.match(/^\n  \n  \.\n\n1 tests complete\nTest duration: \d+ ms\nNo global variable leaks detected\n\n$/);
         });
 
+        it('includes colors when terminal supports', async () => {
+
+            delete require.cache[require.resolve('supports-color')];
+            const orig = {
+                isTTY: process.stdout.isTTY,
+                env: process.env
+            };
+            process.stdout.isTTY = true;
+            process.env = {
+                FORCE_COLOR: true
+            };
+
+            const script = Lab.script();
+            script.experiment('test', () => {
+
+                script.test('works', () => {
+
+                    expect(true).to.equal(true);
+                });
+                script.test('does not work', () => {
+
+                    expect(true).to.equal(false);
+                });
+            });
+
+            const { code, output } = await Lab.report(script, { reporter: 'console', output: false, assert: false });
+
+            process.stdout.isTTY = orig.isTTY;
+            process.env = orig.env;
+            expect(code).to.equal(1);
+            expect(output).to.match(/^\n  \n  \.\u001b\[31mx\u001b\[0m\n\nFailed tests:\n\n  2\) test does not work:\n\n      \u001b\[37;41mactual\u001b\[0m \u001b\[30;42mexpected\u001b\[0m\n\n      \u001b\[37;41mtrue\u001b\[0m\u001b\[30;42mfalse\u001b\[0m\n\n      \u001b\[33mExpected true to equal specified value: false\u001b\[0m\n\n.*?\u001b\[0m\n\n\n\u001b\[31m1 of 2 tests failed\u001b\[0m\nTest duration: \d+ ms\n\u001b\[32mNo global variable leaks detected\u001b\[0m\n\n$/);
+        });
+
         it('displays custom error messages in expect', async () => {
 
             const script = Lab.script();