1 files changed, 38 insertions, 0 deletions
diff --git a/modules/caddytls/leaffileloader_test.go b/modules/caddytls/leaffileloader_test.go
new file mode 100644
index 000000000..940ed78bd
--- /dev/null
+++ b/modules/caddytls/leaffileloader_test.go
@@ -0,0 +1,38 @@
+package caddytls
+
+import (
+	"context"
+	"encoding/pem"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/caddyserver/caddy/v2"
+)
+
+func TestLeafFileLoader(t *testing.T) {
+	fl := LeafFileLoader{Files: []string{"../../caddytest/leafcert.pem"}}
+	fl.Provision(caddy.Context{Context: context.Background()})
+
+	out, err := fl.LoadLeafCertificates()
+	if err != nil {
+		t.Errorf("Leaf certs file loading test failed: %v", err)
+	}
+	if len(out) != 1 {
+		t.Errorf("Error loading leaf cert in memory struct")
+		return
+	}
+	pemBytes := pem.EncodeToMemory(&pem.Block{Type: "CERTIFICATE", Bytes: out[0].Raw})
+
+	pemFileBytes, err := os.ReadFile("../../caddytest/leafcert.pem")
+	if err != nil {
+		t.Errorf("Unable to read the example certificate from the file")
+	}
+
+	// Remove /r because windows.
+	pemFileString := strings.ReplaceAll(string(pemFileBytes), "\r\n", "\n")
+
+	if string(pemBytes) != pemFileString {
+		t.Errorf("Leaf Certificate File Loader: Failed to load the correct certificate")
+	}
+}