From 20b4e48acd994b75bcc0e6a0ec0866a6731c781b Mon Sep 17 00:00:00 2001
From: louis <louis@systemli.org>
Date: Sat, 17 Apr 2021 19:07:09 +0200
Subject: [PATCH] test: add testcase for purger

---
 pkg/purge/purger_test.go | 173 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 173 insertions(+)
 create mode 100644 pkg/purge/purger_test.go

diff --git a/pkg/purge/purger_test.go b/pkg/purge/purger_test.go
new file mode 100644
index 0000000..fb91dc4
--- /dev/null
+++ b/pkg/purge/purger_test.go
@@ -0,0 +1,173 @@
+package purge
+
+import (
+	"encoding/json"
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/systemli/etherpad-toolkit/pkg"
+	"github.com/systemli/etherpad-toolkit/pkg/helper"
+)
+
+var pads = map[string]struct {
+	Revisions  int
+	LastEdited time.Time
+}{
+	"pad": {
+		Revisions:  30,
+		LastEdited: time.Now().Add(-1 * time.Hour),
+	},
+	"pad+empty": {
+		Revisions:  0,
+		LastEdited: time.Now().Add(-1 * time.Hour),
+	},
+	"pad+expired": {
+		Revisions:  1,
+		LastEdited: time.Now().Add(-999 * time.Hour),
+	},
+}
+
+var handler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+	if strings.Contains(r.URL.String(), "listAllPads") {
+		var body struct {
+			Code    int    `json:"code"`
+			Message string `json:"message"`
+			Data    struct {
+				PadIDs []string `json:"padIDs"`
+			} `json:"data"`
+		}
+
+		var padIDs []string
+
+		for padId, _ := range pads {
+			padIDs = append(padIDs, padId)
+		}
+
+		body.Code = 0
+		body.Message = "ok"
+		body.Data.PadIDs = padIDs
+
+		b, err := json.Marshal(body)
+		if err != nil {
+			w.WriteHeader(500)
+			return
+		}
+
+		w.WriteHeader(200)
+		w.Write(b)
+		return
+	}
+
+	if strings.Contains(r.URL.String(), "getRevisionsCount") {
+		padID := r.URL.Query().Get("padID")
+		revisions := pads[padID].Revisions
+
+		var body struct {
+			Code    int    `json:"code"`
+			Message string `json:"message"`
+			Data    struct {
+				Revisions int `json:"revisions"`
+			}
+		}
+
+		body.Code = 0
+		body.Message = "ok"
+		body.Data.Revisions = revisions
+
+		b, err := json.Marshal(body)
+		if err != nil {
+			w.WriteHeader(500)
+			return
+		}
+
+		w.WriteHeader(200)
+		w.Write(b)
+		return
+	}
+
+	if strings.Contains(r.URL.String(), "getLastEdited") {
+		padID := r.URL.Query().Get("padID")
+		lastEdited := pads[padID].LastEdited
+
+		var body struct {
+			Code    int    `json:"code"`
+			Message string `json:"message"`
+			Data    struct {
+				LastEdited int64 `json:"lastEdited"`
+			} `json:"data"`
+		}
+
+		body.Code = 0
+		body.Message = "ok"
+		body.Data.LastEdited = lastEdited.Unix() * 1000
+
+		b, err := json.Marshal(body)
+		if err != nil {
+			w.WriteHeader(500)
+			return
+		}
+
+		w.WriteHeader(200)
+		w.Write(b)
+		return
+	}
+
+	if strings.Contains(r.URL.String(), "deletePad") {
+		padID := r.URL.Query().Get("padID")
+		delete(pads, padID)
+
+		var body struct {
+			Code    int    `json:"code"`
+			Message string `json:"message"`
+		}
+
+		body.Code = 0
+		body.Message = "ok"
+
+		b, err := json.Marshal(body)
+		if err != nil {
+			w.WriteHeader(500)
+			return
+		}
+
+		w.WriteHeader(200)
+		w.Write(b)
+		return
+	}
+})
+
+func TestPurger_PurgePads_DryRun(t *testing.T) {
+	rec := httptest.NewServer(handler)
+	etherpad := pkg.NewEtherpadClient(rec.URL, "")
+	expiration, err := helper.ParsePadExpiration("default:720h")
+	if err != nil {
+		t.Fail()
+	}
+	purger := NewPurger(etherpad, expiration, true)
+
+	assert.Equal(t, 3, len(pads))
+
+	purger.PurgePads(1)
+
+	assert.Equal(t, 3, len(pads))
+}
+
+func TestPurger_PurgePads(t *testing.T) {
+	rec := httptest.NewServer(handler)
+	etherpad := pkg.NewEtherpadClient(rec.URL, "")
+	expiration, err := helper.ParsePadExpiration("default:720h")
+	if err != nil {
+		t.Fail()
+	}
+	purger := NewPurger(etherpad, expiration, false)
+
+	assert.Equal(t, 3, len(pads))
+
+	purger.PurgePads(1)
+
+	assert.Equal(t, 1, len(pads))
+}