Add tests

modules/caddytls/ondemand_path_test.go

@@ -0,0 +1,33 @@
+package caddytls
+
+import (
+	"context"
+	"os"
+	"path"
+	"testing"
+
+	"github.com/caddyserver/caddy/v2"
+)
+
+func TestOnDemandPath(t *testing.T) {
+	tempDir, err := os.MkdirTemp("", "*caddy.test")
+	if err != nil {
+		t.Fatalf("Cannot make a temp directory: %s", err.Error())
+	}
+
+	defer os.RemoveAll(tempDir) // clean up
+
+	permissionByPath := PermissionByPath{RootPath: tempDir}
+	if err := permissionByPath.Provision(caddy.Context{Context: context.Background()}); err != nil {
+		t.Errorf("Error Provisioning: %s", err.Error())
+	}
+
+	if err := permissionByPath.CertificateAllowed(context.Background(), "example.com"); err == nil {
+		t.Errorf("Cert check should have failed")
+	}
+
+	os.MkdirAll(path.Join(tempDir, "example.com"), 0777)
+	if err := permissionByPath.CertificateAllowed(context.Background(), "example.com"); err != nil {
+		t.Errorf("Cert check should have succeeded: %s", err.Error())
+	}
+}