/
eval_test.go
101 lines (79 loc) · 1.69 KB
/
eval_test.go
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package eval
import "testing"
func TestNumerical_Addition(t *testing.T) {
input := "5 + 3 + 12 + -10"
expected := 10.0
actual, err := Numerical(input)
if err != nil {
t.Error(err)
}
if actual != expected {
t.Errorf("Got %f, expected %f", actual, expected)
}
}
func TestNumerical_Subtraction(t *testing.T) {
input := "24 - 12 - -2"
expected := 14.0
actual, err := Numerical(input)
if err != nil {
t.Error(err)
}
if actual != expected {
t.Errorf("Got %f, expected %f", actual, expected)
}
}
func TestNumerical_Multiplication(t *testing.T) {
input := "0.5 * 60 * 3"
expected := 90.0
actual, err := Numerical(input)
if err != nil {
t.Error(err)
}
if actual != expected {
t.Errorf("Got %f, expected %f", actual, expected)
}
}
func TestNumerical_Division(t *testing.T) {
input := "15 / 0.5 / 6"
expected := 5.0
actual, err := Numerical(input)
if err != nil {
t.Error(err)
}
if actual != expected {
t.Errorf("Got %f, expected %f", actual, expected)
}
}
func TestNumerical_Power(t *testing.T) {
input := "2 ^ 3"
expected := 8.0
actual, err := Numerical(input)
if err != nil {
t.Error(err)
}
if actual != expected {
t.Errorf("Got %f, expected %f", actual, expected)
}
}
func TestNumerical_Parenthesis(t *testing.T) {
input := "-5 + 5 * ( 7 - 2 )"
expected := 20.0
actual, err := Numerical(input)
if err != nil {
t.Error(err)
}
if actual != expected {
t.Errorf("Got %f, expected %f", actual, expected)
}
}
func TestNumerical_All(t *testing.T) {
input := "( 6 - 2 * ( 6 / 3 ) ) ^ 3 + 2"
expected := 10.0
actual, err := Numerical(input)
if err != nil {
t.Error(err)
}
if actual != expected {
t.Errorf("Got %f, expected %f", actual, expected)
}
}