Milo: Swarming module test coverage

milo/appengine/swarming/build_test.go

 // Copyright 2015 The LUCI Authors. All rights reserved.
 // Use of this source code is governed under the Apache License, Version 2.0
 // that can be found in the LICENSE file.
 
 package swarming
 
 import (
         "encoding/json"
         "flag"
         "fmt"
@@ skipping 31 matching lines @@
         actualBuild, err := json.MarshalIndent(actualContents, "", "  ")
         return ShouldEqual(string(actualBuild), string(refBuild))
 
 }
 
 func TestBuild(t *testing.T) {
         t.Parallel()
 
         if *generate {
                 c := context.Background()
+                // This is one hour after the start timestamp in the sample test data.
                 c, _ = testclock.UseTime(c, time.Date(2016, time.March, 14, 11, 0, 0, 0, time.UTC))
                 c = memory.UseWithAppID(c, "dev~luci-milo")
                 c = testconfig.WithCommonClient(c, memcfg.New(aclConfgs))
                 c = auth.WithState(c, &authtest.FakeState{
                         Identity:       "user:alicebob@google.com",
                         IdentityGroups: []string{"all", "googlers"},
                 })
 
                 for _, tc := range getTestCases() {
                         bl := buildLoader{
@@ skipping 15 matching lines @@
                         err = ioutil.WriteFile(filename, []byte(buildJSON), 0644)
                         if err != nil {
                                 panic(fmt.Errorf("Encountered error while trying to write to %s: %s", filename, err))
                         }
                 }
                 return
         }
 
         Convey(`A test Environment`, t, func() {
                 c := context.Background()
+                // This is one hour after the start timestamp in the sample test data.
                 c, _ = testclock.UseTime(c, time.Date(2016, time.March, 14, 11, 0, 0, 0, time.UTC))
                 c = memory.UseWithAppID(c, "dev~luci-milo")
                 c = testconfig.WithCommonClient(c, memcfg.New(aclConfgs))
                 c = auth.WithState(c, &authtest.FakeState{
                         Identity:       "user:alicebob@google.com",
                         IdentityGroups: []string{"all", "googlers"},
                 })
 
                 for _, tc := range getTestCases() {
                         Convey(fmt.Sprintf("Test Case: %s", tc.name), func() {
@@ skipping 14 matching lines @@
                                         })
                                 }
 
                                 build, err := bl.swarmingBuildImpl(c, svc, "foo", tc.name)
                                 So(err, ShouldBeNil)
                                 So(build, shouldMatchExpectationsFor, tc.name+".json")
                         })
                 }
         })
 }