Added unit-test for sketches module

Author: cmaglie

arduino/sketches/sketches_test.go

@@ -0,0 +1,42 @@
+// This file is part of arduino-cli.
+//
+// Copyright 2020 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to [email protected].
+
+package sketches
+
+import (
+	"testing"
+
+	"github.com/arduino/go-paths-helper"
+	"github.com/stretchr/testify/require"
+)
+
+func TestSketchLoadingFromFolderOrMainFile(t *testing.T) {
+	skFolder := paths.New("testdata/Sketch1")
+	skMainIno := skFolder.Join("Sketch1.ino")
+
+	{
+		sk, err := NewSketchFromPath(skFolder)
+		require.NoError(t, err)
+		require.Equal(t, sk.Name, "Sketch1")
+		require.True(t, sk.FullPath.EqualsTo(skFolder))
+	}
+
+	{
+		sk, err := NewSketchFromPath(skMainIno)
+		require.NoError(t, err)
+		require.Equal(t, sk.Name, "Sketch1")
+		require.True(t, sk.FullPath.EqualsTo(skFolder))
+	}
+}

arduino/sketches/testdata/Sketch1/Sketch1.ino

@@ -0,0 +1,3 @@
+
+void setup() {}
+void loop() {}