#7 #2 tests added

pkg/loader/conf/default.json

@@ -128,7 +128,7 @@
             "default": "Please choose"
           },
           {
-            "col": "E",
+            "col": "F",
             "field": "Costs",
             "type": "string",
             "default": "0"

pkg/loader/loader.go

@@ -43,14 +43,20 @@ func XLSX(r io.Reader, conf *Conf) (*ecalc.Ecalc, error) {
 			for r := a.StartRow; r <= a.EndRow; r++ {
 				sf := ecalc.SupplyFraction{}
 				for _, c := range a.Cols {
+					axis := fmt.Sprintf("%s%d", c.Col, r)
 					cellValue, err := xFile.GetCellValue(
 						xFile.GetSheetName(a.Sheet),
-						fmt.Sprintf("%s%d", c.Col, r),
+						axis,
 					)
 					if err != nil {
 						errs = append(errs, err)
 					}
-					set.Field(&sf, c.Field, cellValue)
+					err = set.Field(&sf, c.Field, cellValue)
+					if err != nil {
+						errs = append(errs,
+							fmt.Errorf("XLSXL.SupplyFraction: Sheet %d, Cell %s: %w",
+								a.Sheet, axis, err))
+					}
 				}
 				eBalance.CompanyFacts.SupplyFractions =
 					append(

pkg/loader/loader_test.go

@@ -0,0 +1,23 @@
+package loader
+
+import (
+	"bytes"
+	_ "embed"
+	"testing"
+
+	"github.com/matryer/is"
+)
+
+//go:embed test/testfile.xlsx
+var tb []byte
+
+func TestXLSX(t *testing.T) {
+	is := is.New(t)
+	buf := bytes.NewBuffer(tb)
+	got, err := XLSX(buf, nil)
+	is.NoErr(err)                 // no error for testfile
+	is.Equal(got.Version, "5.04") // version 5.04
+	is.Equal(got.CompanyFacts.TotalPurchaseFromSuppliers, 10000)
+	is.Equal(got.CompanyFacts.SupplyFractions[0].Costs, 500)
+	is.Equal(got.CompanyFacts.SupplyFractions[0].CountryCode, "ALB")
+}