mirror of https://github.com/grafana/grafana.git
122 lines
3.5 KiB
Go
122 lines
3.5 KiB
Go
package avatar
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import (
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"github.com/grafana/grafana/pkg/setting"
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)
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const DEFAULT_NONSENSE_HASH string = "9e107d9d372bb6826bd81d3542a419d6"
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const CUSTOM_NONSENSE_HASH string = "d2a9116d4a63304733ca0f3471e57d16"
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var NONSENSE_BODY []byte = []byte("Bogus API response")
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func TestAvatar_AvatarRetrieval(t *testing.T) {
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avc := ProvideAvatarCacheServer(setting.NewCfg())
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callCounter := 0
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mockServer := setupMockGravatarServer(&callCounter, false)
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t.Cleanup(func() {
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avc.cache.Flush()
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mockServer.Close()
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})
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av := avc.getAvatarForHash(DEFAULT_NONSENSE_HASH, mockServer.URL+"/avatar/")
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// verify there was a call to get the image and a call to the 404 fallback
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require.Equal(t, callCounter, 2)
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require.Equal(t, av.data.Bytes(), NONSENSE_BODY)
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avc.getAvatarForHash(DEFAULT_NONSENSE_HASH, mockServer.URL+"/avatar/")
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//since the avatar is cached, there should not have been anymore REST calls
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require.Equal(t, callCounter, 2)
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}
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func TestAvatar_CheckCustom(t *testing.T) {
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avc := ProvideAvatarCacheServer(setting.NewCfg())
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callCounter := 0
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mockServer := setupMockGravatarServer(&callCounter, false)
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t.Cleanup(func() {
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avc.cache.Flush()
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mockServer.Close()
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})
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av := avc.getAvatarForHash(DEFAULT_NONSENSE_HASH, mockServer.URL+"/avatar/")
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// verify this avatar is not marked custom
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require.False(t, av.isCustom)
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av2 := avc.getAvatarForHash(CUSTOM_NONSENSE_HASH, mockServer.URL+"/avatar/")
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// verify this avatar is marked custom
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require.True(t, av2.isCustom)
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}
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func TestAvatar_FallbackCase(t *testing.T) {
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avc := ProvideAvatarCacheServer(setting.NewCfg())
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callCounter := 0
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mockServer := setupMockGravatarServer(&callCounter, true)
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t.Cleanup(func() {
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avc.cache.Flush()
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mockServer.Close()
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})
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av := avc.getAvatarForHash(DEFAULT_NONSENSE_HASH, mockServer.URL+"/avatar/")
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// the client should not have gotten a valid response back from the first call
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// there should only be one REST call, and the avatar url should be the default
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require.Equal(t, callCounter, 1)
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require.False(t, av.isCustom)
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require.True(t, av.notFound)
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require.Equal(t, av, avc.notFound)
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}
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func TestAvatar_ExpirationHandler(t *testing.T) {
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avc := ProvideAvatarCacheServer(setting.NewCfg())
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callCounter := 0
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mockServer := setupMockGravatarServer(&callCounter, false)
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t.Cleanup(func() {
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avc.cache.Flush()
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mockServer.Close()
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})
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av := avc.getAvatarForHash(DEFAULT_NONSENSE_HASH, mockServer.URL+"/avatar/")
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// verify there was a call to get the image and a call to the 404 fallback
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require.Equal(t, callCounter, 2)
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require.Equal(t, av.data.Bytes(), NONSENSE_BODY)
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// manually expire the avatar in the cache
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av.timestamp = av.timestamp.Add(-time.Minute * 15)
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avc.getAvatarForHash(DEFAULT_NONSENSE_HASH, mockServer.URL+"/avatar/")
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//since the avatar is expired, there should be two more REST calls
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require.Equal(t, callCounter, 4)
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}
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func setupMockGravatarServer(counter *int, simulateError bool) *httptest.Server {
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server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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(*counter)++
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splitUri := strings.Split(r.RequestURI, "?")
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urlHash := splitUri[0][len("/avatar/"):]
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params := splitUri[1]
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if params == "d=404" {
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if urlHash == DEFAULT_NONSENSE_HASH {
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w.WriteHeader(404)
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} else {
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_, _ = w.Write(NONSENSE_BODY)
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}
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} else {
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if simulateError {
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w.WriteHeader(500)
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} else {
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_, _ = w.Write(NONSENSE_BODY)
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}
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}
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}))
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return server
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}
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