Update used Go version to 1.3.

Go downloads moved to a different URL and require following redirects
(curl's '-L' option) now.

Go 1.3 deliberately randomizes ranges over maps, which uncovered some
bugs in our tests. These are fixed too.

Change-Id: Id2d9e185d8d2379a9b7b8ad5ba680024565d15f4

Makefile

@@ -49,7 +49,7 @@ tag:
 	git push --tags
 
 $(BUILD_PATH)/cache/$(GOPKG):
-	curl -o $@ $(GOURL)/$(GOPKG)
+	curl -o $@ -L $(GOURL)/$(GOPKG)
 
 benchmark: test
 	$(GO) test $(GO_TEST_FLAGS) -test.bench='Benchmark' ./...

Makefile.INCLUDE

@@ -34,7 +34,7 @@ MAC_OS_X_VERSION ?= 10.8
 
 BUILD_PATH = $(PWD)/.build
 
-GO_VERSION	 := 1.2.1
+GO_VERSION	 := 1.3
 GOOS		  = $(subst Darwin,darwin,$(subst Linux,linux,$(OS)))
 
 ifeq ($(GOOS),darwin)
@@ -45,7 +45,7 @@ endif
 
 GOARCH		  = $(subst x86_64,amd64,$(ARCH))
 GOPKG		 ?= go$(GO_VERSION).$(GOOS)-$(GOARCH)$(RELEASE_SUFFIX).tar.gz
-GOURL		 ?= http://go.googlecode.com/files
+GOURL		 ?= http://golang.org/dl
 GOROOT		  = $(BUILD_PATH)/root/go
 GOPATH		  = $(BUILD_PATH)/root/gopath
 GOCC		  = $(GOROOT)/bin/go

storage/metric/tiered/end_to_end_test.go

@@ -189,8 +189,15 @@ func GetLabelValuesForLabelNameTests(p metric.Persistence, t testing.TB) {
 			t.Fatalf("Number of values don't match for label %s: got %d; want %d", name, len(actual), len(expected))
 		}
 		for i := range expected {
-			if actual[i] != expected[i] {
+			inActual := false
-				t.Fatalf("%d. Got %s; want %s", i, actual[i], expected[i])
+			for _, a := range actual {
+				if expected[i] == a {
+					inActual = true
+					break
+				}
+			}
+			if !inActual {
+				t.Fatalf("%d. Expected label value %s not in output", i, expected[i])
 			}
 		}
 	}

templates/templates_test.go

@@ -74,8 +74,8 @@ func TestTemplateExpansion(t *testing.T) {
 			output: "a",
 		},
 		{
-			// Range over query.
+			// Range over query and sort by label.
-			text:   "{{ range query \"metric\" }}{{.Labels.instance}}:{{.Value}}: {{end}}",
+			text:   "{{ range query \"metric\" | sortByLabel \"instance\" }}{{.Labels.instance}}:{{.Value}}: {{end}}",
 			output: "a:11: b:21: ",
 		},
 		{
@@ -98,11 +98,6 @@ func TestTemplateExpansion(t *testing.T) {
 			text:   "{{ reReplaceAll \"(a)b\" \"x$1\" \"ab\" }}",
 			output: "xa",
 		},
-		{
-			// Sorting.
-			text:   "{{ range query \"metric\" | sortByLabel \"instance\" }}{{.Labels.instance}} {{end}}",
-			output: "a b ",
-		},
 		{
 			// Humanize.
 			text:   "{{ range . }}{{ humanize . }}:{{ end }}",