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2023-02-26 18:40:18 +09:00
package d1
import (
"math"
"testing"
)
func Test_isIntegralNumber(t *testing.T) {
tests := map[string]struct {
f float64
want bool
}{
"valid integral value": {
f: 1,
want: true,
},
"invalid float value": {
f: 1.1,
want: false,
},
"invalid NaN": {
f: math.NaN(),
want: false,
},
"invalid +Inf": {
f: math.Inf(+1),
want: false,
},
"invalid -Inf": {
f: math.Inf(-1),
want: false,
},
}
for name, tc := range tests {
name := name
tc := tc
t.Run(name, func(t *testing.T) {
t.Parallel()
if got := isIntegralNumber(tc.f); got != tc.want {
t.Errorf("isIntegralNumber() = %v, want %v", got, tc.want)
}
})
}
}