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axiom_test.go
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axiom_test.go
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package gisp
import (
"reflect"
"testing"
// tm "time"
)
func TestQuoteFound(t *testing.T) {
ret, ok := Axiom.Lookup("quote")
if !ok || ret == nil {
t.Fatalf("except found quote in axioms")
}
}
func TestQuoteCall(t *testing.T) {
gisp := NewGisp(map[string]Toolbox{
"axioms": Axiom,
})
list := L(Int(1), Int(1), Int(2), Int(3), Int(5), Int(8), Int(13), Int(21))
q, ok := gisp.Lookup("quote")
if !ok {
t.Fatalf("except found quote in axioms")
}
var fb interface{}
switch quote := q.(type) {
case Functor:
quoted, err := quote.Task(gisp, list)
if err != nil {
t.Fatalf("except quote task but %v", err)
}
fb, err = quoted.Eval(gisp)
if err != nil {
t.Fatalf("except quote the list but %v", err)
}
case TaskExpr:
quoted, err := quote(gisp, list)
if err != nil {
t.Fatalf("except quote task but %v", err)
}
fb, err = quoted(gisp)
if err != nil {
t.Fatalf("except quote the list but %v", err)
}
case LispExpr:
quoted, err := quote(gisp, list)
if err != nil {
t.Fatalf("except quote task but %v", err)
}
fb, err = quoted.Eval(gisp)
if err != nil {
t.Fatalf("except quote the list but %v", err)
}
}
fbq := Quote{list}
if !reflect.DeepEqual(fb, fbq) {
t.Fatalf("except quote (1 1 2 3 5 8 13 21) got %v but %v", fbq, fb)
}
}
func TestQuoteEval(t *testing.T) {
g := NewGisp(map[string]Toolbox{
"axioms": Axiom,
})
gisp := *g
list := L(Int(1), Int(1), Int(2), Int(3), Int(5), Int(8), Int(13), Int(21))
re, err := gisp.Eval(Quote{list})
if err != nil {
t.Fatalf("except eval quote got a list but error %v", err)
}
if !reflect.DeepEqual(list, re) {
t.Fatalf("except Eval (quote (1 1 2 3 5 8 13 21)) got %v but %v", list, re)
}
}
func TestGetEval(t *testing.T) {
gisp := NewGisp(map[string]Toolbox{
"axioms": Axiom,
})
_, err := gisp.Parse("(var pi 3.14)")
if err != nil {
t.Fatalf("except var pi as 3.14 but error: %v", err)
}
pi, err := gisp.Eval(Atom{"pi", FLOATMUST})
if err != nil {
t.Fatalf("except got pi is 3.14 but error: %v", err)
}
if !reflect.DeepEqual(pi, Float(3.14)) {
t.Fatalf("except got pi is 3.14 but %v", pi)
}
}
func TestVarEval(t *testing.T) {
g := NewGisp(map[string]Toolbox{
"axioms": Axiom,
})
gisp := *g
_, err := gisp.Parse("(var pi 3.14)")
if err != nil {
t.Fatalf("except var pi as 3.14 but error: %v", err)
}
pi, err := gisp.Eval(Atom{"pi", FLOATMUST})
if err != nil {
t.Fatalf("except got pi is 3.14 but error: %v", err)
}
if !reflect.DeepEqual(pi, Float(3.14)) {
t.Fatalf("except got pi is 3.14 but %v", pi)
}
}
func TestSetBracket(t *testing.T) {
gisp := NewGisp(map[string]Toolbox{
"axioms": Axiom,
})
err := gisp.DefAs("box", map[string]interface{}{
"a": "abc",
"b": "bcd",
"c": 3.14,
"d": 99,
})
if err != nil {
t.Fatalf("except var pi as 3.14 but error: %v", err)
}
pi, err := gisp.Parse("box[\"c\"]")
if err != nil {
t.Fatalf("except got pi is 3.14 but error: %v", err)
}
if !reflect.DeepEqual(pi, Float(3.14)) {
t.Fatalf("except got pi is 3.14 but %v", pi)
}
_, err = gisp.Parse("(set 'box[\"c\"] 3.14)")
if err != nil {
t.Fatalf("except got pi is 3.14 but error: %v", err)
}
pi, err = gisp.Parse("box[\"c\"]")
if err != nil {
t.Fatalf("except got pi is 3.14 but error: %v", err)
}
if !reflect.DeepEqual(pi, Float(3.14)) {
t.Fatalf("except got pi is 3.14 but %v", pi)
}
}