services/keep-web/ranges_test.go

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 package keepweb
   6
   7 import (
   8         "fmt"
   9         "net/http"
  10         "net/http/httptest"
  11
  12         "git.arvados.org/arvados.git/sdk/go/arvadosclient"
  13         "git.arvados.org/arvados.git/sdk/go/arvadostest"
  14         "git.arvados.org/arvados.git/sdk/go/keepclient"
  15         check "gopkg.in/check.v1"
  16 )
  17
  18 func (s *IntegrationSuite) TestRanges(c *check.C) {
  19         blocksize := 1000000
  20         var uuid string
  21         {
  22                 testdata := make([]byte, blocksize)
  23                 for i := 0; i < blocksize; i++ {
  24                         testdata[i] = byte(' ')
  25                 }
  26                 copy(testdata[1:4], []byte("foo"))
  27                 arv, err := arvadosclient.MakeArvadosClient()
  28                 c.Assert(err, check.Equals, nil)
  29                 arv.ApiToken = arvadostest.ActiveToken
  30                 kc, err := keepclient.MakeKeepClient(arv)
  31                 c.Assert(err, check.Equals, nil)
  32                 loc, _, err := kc.PutB(testdata[:])
  33                 c.Assert(err, check.Equals, nil)
  34                 loc2, _, err := kc.PutB([]byte{'Z'})
  35                 c.Assert(err, check.Equals, nil)
  36
  37                 mtext := fmt.Sprintf(". %s %s %s %s %s 1:%d:testdata.bin 0:1:space.txt\n", loc, loc, loc, loc, loc2, blocksize*4)
  38                 coll := map[string]interface{}{}
  39                 err = arv.Create("collections",
  40                         map[string]interface{}{
  41                                 "collection": map[string]interface{}{
  42                                         "name":          "test data for keep-web TestRanges",
  43                                         "manifest_text": mtext,
  44                                 },
  45                         }, &coll)
  46                 c.Assert(err, check.Equals, nil)
  47                 uuid = coll["uuid"].(string)
  48                 defer arv.Delete("collections", uuid, nil, nil)
  49         }
  50
  51         url := mustParseURL("http://" + uuid + ".collections.example.com/testdata.bin")
  52         for _, trial := range []struct {
  53                 header     string
  54                 expectObey bool
  55                 expectBody string
  56         }{
  57                 {"0-2", true, "foo"},
  58                 {"-2", true, " Z"},
  59                 {"1-4", true, "oo  "},
  60                 {"z-y", false, ""},
  61                 {"1000000-1000003", true, "foo "},
  62                 {"999999-1000003", true, " foo "},
  63                 {"2000000-2000003", true, "foo "},
  64                 {"1999999-2000002", true, " foo"},
  65                 {"3999998-3999999", true, " Z"},
  66                 {"3999998-4000004", true, " Z"},
  67                 {"3999998-", true, " Z"},
  68         } {
  69                 c.Logf("trial: %#v", trial)
  70                 resp := httptest.NewRecorder()
  71                 req := &http.Request{
  72                         Method:     "GET",
  73                         URL:        url,
  74                         Host:       url.Host,
  75                         RequestURI: url.RequestURI(),
  76                         Header: http.Header{
  77                                 "Authorization": {"Bearer " + arvadostest.ActiveToken},
  78                                 "Range":         {"bytes=" + trial.header},
  79                         },
  80                 }
  81                 s.handler.ServeHTTP(resp, req)
  82                 if trial.expectObey {
  83                         c.Check(resp.Code, check.Equals, http.StatusPartialContent)
  84                         c.Check(resp.Body.Len(), check.Equals, len(trial.expectBody))
  85                         if resp.Body.Len() > 1000 {
  86                                 c.Check(resp.Body.String()[:1000]+"[...]", check.Equals, trial.expectBody)
  87                         } else {
  88                                 c.Check(resp.Body.String(), check.Equals, trial.expectBody)
  89                         }
  90                 } else {
  91                         c.Check(resp.Code, check.Equals, http.StatusRequestedRangeNotSatisfiable)
  92                 }
  93         }
  94 }