ussd/common/tokens_test.go

89 lines
1.7 KiB
Go

package common
import (
"testing"
)
func TestParseAndScaleAmount(t *testing.T) {
tests := []struct {
name string
amount string
decimals string
want string
expectError bool
}{
{
name: "whole number",
amount: "123",
decimals: "2",
want: "12300",
expectError: false,
},
{
name: "decimal number",
amount: "123.45",
decimals: "2",
want: "12345",
expectError: false,
},
{
name: "zero decimals",
amount: "123.45",
decimals: "0",
want: "123",
expectError: false,
},
{
name: "large number",
amount: "1000000.01",
decimals: "6",
want: "1000000010000",
expectError: false,
},
{
name: "invalid amount",
amount: "abc",
decimals: "2",
want: "",
expectError: true,
},
{
name: "invalid decimals",
amount: "123.45",
decimals: "abc",
want: "",
expectError: true,
},
{
name: "zero amount",
amount: "0",
decimals: "2",
want: "0",
expectError: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := ParseAndScaleAmount(tt.amount, tt.decimals)
// Check error cases
if tt.expectError {
if err == nil {
t.Errorf("ParseAndScaleAmount(%q, %q) expected error, got nil", tt.amount, tt.decimals)
}
return
}
if err != nil {
t.Errorf("ParseAndScaleAmount(%q, %q) unexpected error: %v", tt.amount, tt.decimals, err)
return
}
if got != tt.want {
t.Errorf("ParseAndScaleAmount(%q, %q) = %v, want %v", tt.amount, tt.decimals, got, tt.want)
}
})
}
}