diff --git a/server/backend/cron/feedbackEmail_test.go b/server/backend/cron/feedbackEmail_test.go
new file mode 100644
index 00000000..2ad22eae
--- /dev/null
+++ b/server/backend/cron/feedbackEmail_test.go
@@ -0,0 +1,156 @@
+package cron
+
+import (
+	"github.com/guregu/null"
+	"os"
+	"testing"
+	"time"
+
+	"github.com/TUM-Dev/Campus-Backend/server/model"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestIterate(t *testing.T) {
+	assert.Equal(t, []int32(nil), iterate(0))
+	assert.Equal(t, []int32{0}, iterate(1))
+	assert.Equal(t, []int32{0, 1}, iterate(2))
+	assert.Equal(t, []int32{0, 1, 2}, iterate(3))
+	assert.Equal(t, []int32{0, 1, 2, 3}, iterate(4))
+	assert.Equal(t, 42, len(iterate(42)))
+}
+
+func fullFeedback() *model.Feedback {
+	return &model.Feedback{
+		EmailId:    null.StringFrom("magic-id"),
+		Receiver:   null.StringFrom("tca"),
+		ReplyTo:    null.StringFrom("test@example.de"),
+		Feedback:   null.StringFrom("This is a Test"),
+		ImageCount: 1,
+		Latitude:   null.FloatFrom(0),
+		Longitude:  null.FloatFrom(0),
+		AppVersion: null.StringFrom("TCA 10.2"),
+		OsVersion:  null.StringFrom("Android 10.0"),
+		Timestamp:  null.TimeFrom(time.Now()),
+	}
+}
+
+func emptyFeedback() *model.Feedback {
+	return &model.Feedback{
+		EmailId:    null.String{},
+		Receiver:   null.String{},
+		ReplyTo:    null.String{},
+		Feedback:   null.String{},
+		ImageCount: 0,
+		Latitude:   null.Float{},
+		Longitude:  null.Float{},
+		AppVersion: null.String{},
+		OsVersion:  null.String{},
+		Timestamp:  null.Time{},
+	}
+}
+
+func TestHeaderInstantiationWithFullFeedback(t *testing.T) {
+	require.NoError(t, os.Setenv("SMTP_USERNAME", "outgoing@example.de"))
+	fb := fullFeedback()
+	m := messageWithHeaders(fb)
+	assert.Equal(t, []string{`"TUM Campus App" <outgoing@example.de>`}, m.GetHeader("From"))
+	assert.Equal(t, []string{fb.Receiver.String}, m.GetHeader("To"))
+	assert.Equal(t, []string{"test@example.de"}, m.GetHeader("Reply-To"))
+	assert.Equal(t, []string{fb.Timestamp.Time.Format(time.RFC1123Z)}, m.GetHeader("Date"))
+	assert.Equal(t, []string{"Feedback via Tum Campus App"}, m.GetHeader("Subject"))
+}
+
+func TestHeaderInstantiationWithEmptyFeedback(t *testing.T) {
+	require.NoError(t, os.Setenv("SMTP_USERNAME", "outgoing@example.de"))
+	m := messageWithHeaders(emptyFeedback())
+	assert.Equal(t, []string{`"TUM Campus App" <outgoing@example.de>`}, m.GetHeader("From"))
+	assert.Equal(t, []string{"app@tum.de"}, m.GetHeader("To"))
+	assert.Equal(t, []string(nil), m.GetHeader("Reply-To"))
+	// Date is set to now in messageWithHeaders => checking that this is actually now is a bit tricker
+	dates := m.GetHeader("Date")
+	assert.Equal(t, 1, len(dates))
+	date, err := time.Parse(time.RFC1123Z, dates[0])
+	require.NoError(t, err)
+	assert.WithinDuration(t, time.Now(), date, time.Minute)
+	assert.Equal(t, []string{"Feedback via Tum Campus App"}, m.GetHeader("Subject"))
+}
+
+func TestTemplatingResultsWithFullFeedback(t *testing.T) {
+	html, txt, err := parseTemplates()
+	require.NoError(t, err)
+	htmlBody, txtBody, err := generateTemplatedMail(html, txt, fullFeedback())
+	require.NoError(t, err)
+	assert.Equal(t, `<h1>Feedback via TumCampusApp:</h1>
+<blockquote>This is a Test</blockquote>
+<table>
+    <tr>
+        <th>Inforation type</th>
+        <th>Details</th>
+    </tr>
+    <tr>
+        <th>Nutzer-Standort</th>
+        <td>
+            <a href="https://www.google.com/maps/search/?api=1&query=0,0">
+                latitude: 0, longitude: 0
+            </a>
+        </td>
+    </tr>
+    <tr>
+        <th>OS-Version</th>
+        <td>Android 10.0</td>
+    </tr>
+    <tr>
+        <th>App-Version</th>
+        <td>TCA 10.2</td>
+    </tr>
+</table>
+<h2>Fotos:</h2><br/>
+<ol>
+    <li>
+        <a href="https://app.tum.de/File/feedback/0/0.png">Foto 0</a>
+    </li>
+</ol>`, htmlBody)
+	assert.Equal(t, `Feedback via TumCampusApp:
+
+This is a Test
+
+Metadata:
+- Nutzer-Standort: 0,0 (latitude,longitude)
+  https://www.google.com/maps/search/?api=1&query=0,0
+- OS-Version: Android 10.0
+- App-Version: TCA 10.2
+
+Photos:
+- Photo 0: https://app.tum.de/File/feedback/0/0.png`, txtBody)
+}
+
+func TestTemplatingResultsWithEmptyFeedback(t *testing.T) {
+	html, txt, err := parseTemplates()
+	require.NoError(t, err)
+	htmlBody, txtBody, err := generateTemplatedMail(html, txt, emptyFeedback())
+	require.NoError(t, err)
+	assert.Equal(t, `<h1>Feedback via TumCampusApp:</h1>
+<i>no feedback provided</i>
+<table>
+    <tr>
+        <th>Inforation type</th>
+        <th>Details</th>
+    </tr>
+    <tr>
+        <th>OS-Version</th>
+        <td>unknown</td>
+    </tr>
+    <tr>
+        <th>App-Version</th>
+        <td>unknown</td>
+    </tr>
+</table>`, htmlBody)
+	assert.Equal(t, `Feedback via TumCampusApp:
+
+no feedback provided
+
+Metadata:
+- OS-Version: unknown
+- App-Version: unknown`, txtBody)
+}