parse information to account owner data in mt940 file

pkg/converters/mt/mt_data_test.go

@@ -0,0 +1,91 @@
+package mt
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestMtStatementGetInformationToAccountOwnerMap_OneLineMultiTags(t *testing.T) {
+	statement := &mtStatement{
+		InformationToAccountOwner: []string{
+			"/REMI/test value/ABC/123/FOO/Bar",
+		},
+	}
+
+	expectedMap := map[string]string{
+		"REMI": "test value",
+		"ABC":  "123",
+		"FOO":  "Bar",
+	}
+
+	actualMap := statement.GetInformationToAccountOwnerMap()
+	assert.Equal(t, expectedMap, actualMap)
+}
+
+func TestMtStatementGetInformationToAccountOwnerMap_MultipleLines(t *testing.T) {
+	statement := &mtStatement{
+		InformationToAccountOwner: []string{
+			"/REMI/test/ABC/123",
+			"/FOO/Bar/HELLO/World",
+		},
+	}
+
+	expectedMap := map[string]string{
+		"REMI":  "test",
+		"ABC":   "123",
+		"FOO":   "Bar",
+		"HELLO": "World",
+	}
+
+	actualMap := statement.GetInformationToAccountOwnerMap()
+	assert.Equal(t, expectedMap, actualMap)
+}
+
+func TestMtStatementGetInformationToAccountOwnerMap_EmptyInformation(t *testing.T) {
+	statement := &mtStatement{
+		InformationToAccountOwner: []string{},
+	}
+
+	expectedMap := map[string]string{}
+
+	actualMap := statement.GetInformationToAccountOwnerMap()
+	assert.Equal(t, expectedMap, actualMap)
+}
+
+func TestMtStatementGetInformationToAccountOwnerMap_InvalidFormat(t *testing.T) {
+	statement := &mtStatement{
+		InformationToAccountOwner: []string{
+			"/ABCD",
+			"EFGH/123",
+			"/REMI/123/ABC",
+		},
+	}
+
+	expectedMap := map[string]string{
+		"REMI": "123",
+	}
+
+	actualMap := statement.GetInformationToAccountOwnerMap()
+	assert.Equal(t, expectedMap, actualMap)
+}
+
+func TestMtStatementGetInformationToAccountOwnerMap_EmptyKeyValue(t *testing.T) {
+	statement := &mtStatement{
+		InformationToAccountOwner: []string{
+			"/REMI//ABC/ /DEF/456",
+			"/GHI/123/JKL/def",
+		},
+	}
+
+	expectedMap := map[string]string{
+		"REMI": "",
+		"ABC":  "",
+		"DEF":  "456",
+		"GHI":  "123",
+		"JKL":  "def",
+	}
+
+	actualMap := statement.GetInformationToAccountOwnerMap()
+	assert.Equal(t, expectedMap, actualMap)
+}