drastically simplify the link tests

docs/cypress/integration/guides_spec.coffee

@@ -1,15 +1,3 @@
-getLinks = ->
-  @links ?= do ->
-    cy.visit('/guides/getting-started/why-cypress.html')
-
-    {
-      gettingStarted:     cy.get('a[href^="/guides/getting-started/"]')
-      cypressBasics:      cy.get('a[href^="/guides/cypress-basics/"]')
-      integratingCypress: cy.get('a[href^="/guides/integrating-cypress/"]')
-      advancedCypress:    cy.get('a[href^="/guides/advanced-cypress/"]')
-      appendices:         cy.get('a[href^="/guides/appendices/"]')
-    }
-
 describe "Guides", ->
   it "menu item goes straight to 'Why Cypress?'", ->
     cy.visit('/')
@@ -18,33 +6,16 @@ describe "Guides", ->
       .click()
       .contains('h1', "Why Cypress?")
 
-  context "sections: ", ->
-    context "Getting Started", ->
-      it "all links work", ->
-        getLinks().gettingStarted
-          .each (element) ->
-            cy.request(element[0].href)
+  it "all section links work", ->
+    cy.visit('/guides/getting-started/why-cypress.html')
 
-    context "Cypress Basics", ->
-      it "all links work", ->
-        getLinks().cypressBasics
-          .each (element) ->
-            cy.request(element[0].href)
+    requestAllLinks = (selector) ->
+      cy.get(selector)
+        .each (element) ->
+          cy.request(element[0].href)
 
-    context "Integrating Cypress", ->
-      it "all links work", ->
-        getLinks().integratingCypress
-          .each (element) ->
-            cy.request(element[0].href)
-
-    context "Advanced Cypress", ->
-      it "all links work", ->
-        getLinks().advancedCypress
-          .each (element) ->
-            cy.request(element[0].href)
-
-    context "Appendices", ->
-      it "all links work", ->
-        getLinks().appendices
-          .each (element) ->
-            cy.request(element[0].href)
+    requestAllLinks('a[href^="/guides/getting-started/"]')
+    requestAllLinks('a[href^="/guides/cypress-basics/"]')
+    requestAllLinks('a[href^="/guides/integrating-cypress/"]')
+    requestAllLinks('a[href^="/guides/advanced-cypress/"]')
+    requestAllLinks('a[href^="/guides/appendices/"]')