test(journeys): add skip in browser helpers

Author: adamweeks

test/journeys/lib/browser.js

@@ -0,0 +1,44 @@
+/* global: browser */
+function inFirefox() {
+  return browser.desiredCapabilities.browserName === 'firefox';
+}
+
+function inChrome() {
+  return browser.desiredCapabilities.browserName === 'chrome';
+}
+
+/**
+ * Wrap the desired mochaMethod with `skipInFirefox` to prevent the
+ * corresponding test or group of tests from running in Firefox.
+ * example:
+ * `skipInFirefox(it)('does a thing that does not work in Firefox')`
+ * @param {Function} mochaMethod `it` or `describe`
+ * @returns {Function} mochaMethod or mochaMethod.skip
+ */
+export function skipInFirefox(mochaMethod) {
+  // If mochaMethod doesn't have a skip method, assume that mochaMethod is
+  // already either a .skip or a .only
+  if (!mochaMethod.skip) {
+    return mochaMethod;
+  }
+
+  return inFirefox() ? mochaMethod.skip : mochaMethod;
+}
+
+/**
+ * Wrap the desired mochaMethod with `skipInChrome` to prevent the
+ * corresponding test or group of tests from running in Chrome.
+ * example:
+ * `skipInChrome(it)('does a thing that does not work in Chrome')`
+ * @param {Function} mochaMethod `it` or `describe`
+ * @returns {Function} mochaMethod or mochaMethod.skip
+ */
+export function skipInChrome(mochaMethod) {
+  // If mochaMethod doesn't have a skip method, assume that mochaMethod is
+  // already either a .skip or a .only
+  if (!mochaMethod.skip) {
+    return mochaMethod;
+  }
+
+  return inChrome() ? mochaMethod.skip : mochaMethod;
+}