60 lines
1.8 KiB
Go
60 lines
1.8 KiB
Go
package throttled_test
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import (
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"net/http"
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"net/http/httptest"
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"testing"
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"gopkg.in/throttled/throttled.v2"
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"gopkg.in/throttled/throttled.v2/store"
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)
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// Ensure that the current implementation remains compatible with the
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// supported but deprecated usage until the next major version.
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func TestDeprecatedUsage(t *testing.T) {
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// Declare interfaces to statically check that names haven't changed
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var st throttled.Store
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var thr *throttled.Throttler
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var q throttled.Quota
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st = store.NewMemStore(100)
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vary := &throttled.VaryBy{Path: true}
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q = throttled.PerMin(2)
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thr = throttled.RateLimit(q, vary, st)
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handler := thr.Throttle(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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w.WriteHeader(200)
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}))
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cases := []struct {
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path string
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code int
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headers map[string]string
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}{
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{"/foo", 200, map[string]string{"X-Ratelimit-Limit": "2", "X-Ratelimit-Remaining": "1", "X-Ratelimit-Reset": "30"}},
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{"/foo", 200, map[string]string{"X-Ratelimit-Limit": "2", "X-Ratelimit-Remaining": "0", "X-Ratelimit-Reset": "60"}},
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{"/foo", 429, map[string]string{"X-Ratelimit-Limit": "2", "X-Ratelimit-Remaining": "0", "X-Ratelimit-Reset": "60", "Retry-After": "30"}},
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{"/bar", 200, map[string]string{"X-Ratelimit-Limit": "2", "X-Ratelimit-Remaining": "1", "X-Ratelimit-Reset": "30"}},
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}
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for i, c := range cases {
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req, err := http.NewRequest("GET", c.path, nil)
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if err != nil {
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t.Fatal(err)
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}
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rr := httptest.NewRecorder()
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handler.ServeHTTP(rr, req)
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if have, want := rr.Code, c.code; have != want {
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t.Errorf("Expected request %d at %s to return %d but got %d",
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i, c.path, want, have)
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}
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for name, want := range c.headers {
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if have := rr.HeaderMap.Get(name); have != want {
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t.Errorf("Expected request %d at %s to have header '%s: %s' but got '%s'",
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i, c.path, name, want, have)
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}
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}
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}
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}
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