driver: fixes #1156 ensure that spies and stubs and primitives retry when used as an alias (#1294)

packages/driver/src/cy/commands/querying.coffee

@@ -120,9 +120,10 @@ module.exports = (Commands, Cypress, cy, state, config) ->
         obj = {}
 
         if aliasType is "dom"
-          _.extend obj,
+          _.extend(obj, {
             $el: value
             numRetries: options._retries
+          })
 
         obj.consoleProps = ->
           key = if aliasObj then "Alias" else "Selector"
@@ -130,17 +131,20 @@ module.exports = (Commands, Cypress, cy, state, config) ->
 
           switch aliasType
             when "dom"
-              _.extend consoleProps,
+              _.extend(consoleProps, {
                 Yielded: $dom.getElements(value)
                 Elements: value?.length
+              })
 
             when "primitive"
-              _.extend consoleProps,
+              _.extend(consoleProps, {
                 Yielded: value
+              })
 
             when "route"
-              _.extend consoleProps,
+              _.extend(consoleProps, {
                 Yielded: value
+              })
 
           return consoleProps
 
@@ -203,7 +207,12 @@ module.exports = (Commands, Cypress, cy, state, config) ->
             else
               ## log as primitive
               log(subject, "primitive")
-              return subject
+
+              do verifyAssertions = =>
+                cy.verifyUpcomingAssertions(subject, options, {
+                  ensureExistenceFor: false
+                  onRetry: verifyAssertions
+                })
 
       start("dom")
 

packages/driver/test/cypress/integration/commands/agents_spec.coffee

@@ -226,8 +226,7 @@ describe "src/cy/commands/agents", ->
         expect(consoleProps["Alias"]).to.eql("myStub")
 
       it "updates the displayName of the agent", ->
-        cy.then ->
-          expect(@myStub.displayName).to.eq("myStub")
+        expect(@myStub.displayName).to.eq("myStub")
 
       it "stores the lookup as an alias", ->
         expect(cy.state("aliases").myStub).to.be.defined
@@ -236,8 +235,13 @@ describe "src/cy/commands/agents", ->
         expect(cy.state("aliases").myStub.subject).to.eq(@stub)
 
       it "assigns subject to runnable ctx", ->
-        cy.then ->
-          expect(@myStub).to.eq(@stub)
+        expect(@myStub).to.eq(@stub)
+
+      it "retries until assertions pass", ->
+        cy.on "command:retry", _.after 2, =>
+          @myStub("foo")
+        
+        cy.get("@myStub").should("be.calledWith", "foo")
 
       describe "errors", ->
         _.each [null, undefined, {}, [], 123], (value) =>

packages/driver/test/cypress/integration/commands/aliasing_spec.coffee

@@ -41,6 +41,16 @@ describe "src/cy/commands/aliasing", ->
       cy.get("#list li").eq(0).as("firstLi").then ($li) ->
         expect($li).to.match li
 
+    it "retries primitives and assertions", ->
+      obj = {}
+
+      cy.on "command:retry", _.after 2, ->
+        obj.foo = "bar"
+
+      cy.wrap(obj).as("obj")
+
+      cy.get("@obj").should("deep.eq", { foo: "bar" })
+
     context "DOM subjects", ->
       it "assigns the remote jquery instance", ->
         obj = {}