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path: root/nvdmirror/nvdmirror_test.go
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package nvdmirror

import (
  "fmt"
  "os"
  "net/http"
  "path/filepath"
  "testing"
)

// serve on given port
func serve(port int, ch chan bool) {
  s := http.Server {
    Addr: fmt.Sprintf(":%d", port),
    Handler: http.FileServer(http.Dir("testdata/files")),
  }

  go (func() {
    // block on channel
    _ = <-ch

    // shut down server
    s.Close()
  })()

  // start server
  s.ListenAndServe()
}

// close server immediately
func stopServer(ch chan bool) {
  ch <- false
}

func TestSync(t *testing.T) {
  // 
  port := 8888
  ch := make(chan bool)
  defer stopServer(ch)

  // spin up local server
  go serve(port, ch)

  // create temp dir
  dir, err := os.MkdirTemp("", "")
  if err != nil {
    t.Error(err)
    return
  }
  defer os.RemoveAll(dir)
  // dir = "testdata/out"

  // create cache
  cache, err := NewJsonCache(filepath.Join(dir, "cache.json.gz"))
  if err != nil {
    t.Error(err)
    return
  }
  defer cache.Close()

  // custom sync config
  // FIXME: stand up custom server for this
  config := SyncConfig {
    Cve11BaseUrl: fmt.Sprintf("http://localhost:%d", port),
  }

  // sync data
  t.Run("initial", func(t *testing.T) {
    if err := Sync(config, &cache, dir); err != nil {
      t.Error(err)
    }
  })

  // sync data again (to test caching)
  t.Run("caching", func(t *testing.T) {
    if err := Sync(config, &cache, dir); err != nil {
      t.Error(err)
    }
  })

  // sync w/ missing dir
  t.Run("missingDir", func(t *testing.T) {
    missingDir := filepath.Join(dir, "does/not/exist")
    if err := Sync(config, &cache, missingDir); err != nil {
      t.Error(err)
    }
  })

  // sync w/ bad cache
  t.Run("failSetCache", func(t *testing.T) {
    var cache FailSetCache
    if err := Sync(config, &cache, dir); err == nil {
      t.Error(err)
    }
  })

  t.Run("customUserAgent", func(t *testing.T) {
    // custom sync config
    // FIXME: stand up custom server for this
    config := SyncConfig {
      Cve11BaseUrl: fmt.Sprintf("http://localhost:%d", port),
      UserAgent: "custom-user-agent/0.0.0",
    }

    if err := Sync(config, &cache, dir); err != nil {
      t.Error(err)
    }
  })

  t.Run("clientFail", func(t *testing.T) {
    // custom sync config
    // FIXME: stand up custom server for this
    config := SyncConfig {
      Cve11BaseUrl: "http://localhost:0",
    }

    if err := Sync(config, &cache, dir); err != nil {
      t.Error(err)
    }
  })
}

func TestBadUrls(t *testing.T) {
  // create temp dir
  dir, err := os.MkdirTemp("", "")
  if err != nil {
    t.Error(err)
    return
  }
  defer os.RemoveAll(dir)

  // create cache
  cache, err := NewJsonCache(filepath.Join(dir, "cache.json.gz"))
  if err != nil {
    t.Error(err)
    return
  }
  defer cache.Close()

  // invalid base URLs
  failTests := []string {
    "httsldkfjasldkfjadp:// \\ localhost:0",
  }

  for _, test := range(failTests) {
    t.Run(test, func(t *testing.T) {
      // custom sync config
      config := SyncConfig { Cve11BaseUrl: test }

      // sync data; note: even with an invalid base URL we still expect
      // this call to succeed; it's just that all of the URLs will be
      // nonsensical
      if err := Sync(config, &cache, dir); err != nil {
        t.Error(err)
      }
    })
  }
}