Addded another test case for non .ino files

Author: cmaglie

Diff for: internal/integrationtest/compile_4/broken_symlink_test.go

@@ -44,4 +44,11 @@ func TestCompileWithBrokenSymLinks(t *testing.T) {
 		_, _, err = cli.Run("compile", "-b", "arduino:avr:uno", sketch.String())
 		require.Error(t, err)
 	})
+
+	t.Run("NonInoSketchFileBroken", func(t *testing.T) {
+		sketch, err := paths.New("testdata", "ValidSketchWithNonInoBrokenSketchFileSymlink").Abs()
+		require.NoError(t, err)
+		_, _, err = cli.Run("compile", "-b", "arduino:avr:uno", sketch.String())
+		require.Error(t, err)
+	})
 }

Diff for: internal/integrationtest/compile_4/testdata/ValidSketchWithNonInoBrokenSketchFileSymlink/ValidSketchWithNonInoBrokenSketchFileSymlink.ino

@@ -0,0 +1,2 @@
+void setup() {}
+void loop() {}

Diff for: internal/integrationtest/compile_4/testdata/ValidSketchWithNonInoBrokenSketchFileSymlink/other_file.c

@@ -0,0 +1 @@
+broken