forked from stripe-archive/sequins
/
hdfs_sequins_test.go
85 lines (68 loc) · 1.87 KB
/
hdfs_sequins_test.go
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package main
import (
"encoding/json"
"github.com/colinmarc/hdfs"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/stripe/sequins/backend"
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"testing"
"time"
)
func setupHdfs(t *testing.T) *backend.HdfsBackend {
nn := os.Getenv("HADOOP_NAMENODE")
if nn == "" {
t.Skip("Skipping hdfs tests because HADOOP_NAMENODE isn't set")
}
client, err := hdfs.New(nn)
if err != nil {
t.Fatal(err)
}
if _, err = client.Stat("/_test_sequins"); os.IsNotExist(err) {
t.Skip("Skipping hdfs tests because there's no test data in /_test_sequins")
}
return backend.NewHdfsBackend(client, nn, "/_test_sequins")
}
func getHdfsSequins(t *testing.T) *sequins {
backend := setupHdfs(t)
tmpDir, _ := ioutil.TempDir("", "sequins-")
s := newSequins(backend, sequinsOptions{tmpDir, false})
require.NoError(t, s.init())
return s
}
func TestHdfsBackend(t *testing.T) {
h := setupHdfs(t)
version, err := h.LatestVersion(false)
require.NoError(t, err)
assert.Equal(t, version, "1")
version, err = h.LatestVersion(true)
require.NoError(t, err)
assert.Equal(t, version, "0")
}
func TestHdfsSequins(t *testing.T) {
ts := getHdfsSequins(t)
h := ts.handler()
req, _ := http.NewRequest("GET", "/Alice", nil)
w := httptest.NewRecorder()
h.ServeHTTP(w, req)
assert.Equal(t, 200, w.Code)
assert.Equal(t, "Practice", w.Body.String())
req, _ = http.NewRequest("GET", "/foo", nil)
w = httptest.NewRecorder()
h.ServeHTTP(w, req)
assert.Equal(t, 404, w.Code)
assert.Equal(t, "", w.Body.String())
req, _ = http.NewRequest("GET", "/", nil)
w = httptest.NewRecorder()
h.ServeHTTP(w, req)
now := time.Now().Unix() - 1
status := &status{}
err := json.Unmarshal(w.Body.Bytes(), status)
require.NoError(t, err)
assert.Equal(t, 200, w.Code)
assert.True(t, status.Started >= now)
assert.Equal(t, 3, status.Count)
}