expr/t_expr_test.go

52 lines
1.8 KiB
Go

// Copyright (c) 2024 Celestino Amoroso (celestino.amoroso@gmail.com).
// All rights reserved.
// t_expr_test.go
package expr
import (
"testing"
)
func TestExpr(t *testing.T) {
section := "Expr"
inputs := []inputType{
/* 1 */ {`0?{}`, nil, nil},
/* 2 */ {`fact=func(n){(n)?{1}::{n*fact(n-1)}}; fact(5)`, int64(120), nil},
/* 3 */ {`builtin "os.file"; f=fileOpen("test-file.txt"); line=fileReadText(f); fileClose(f); line`, "uno", nil},
/* 4 */ {`mynot=func(v){int(v)?{true}::{false}}; mynot(0)`, true, nil},
/* 5 */ {`1 ? {1} : [1+0] {3*(1+1)}`, int64(6), nil},
/* 6 */ {`a=3; a+=1; a`, int64(4), nil},
/* 7 */ {`a=3; a-=1; a`, int64(2), nil},
/* 8 */ {`a=3; a*=2; a`, int64(6), nil},
/* 9 */ {`v=[10,20,30]; v[0]+=1; v[0]`, int64(11), nil},
/* 10 */ {`r={"a":10}; r["a"]+=1; r["a"]`, int64(11), nil},
/* 11 */ {`a=3; a/=2`, int64(1), nil},
/* 12 */ {`*=2`, nil, `[1:2] infix operator "*=" requires two non-nil operands, got 1`},
/* 13 */ {`a=3; a*=2+1; a`, int64(9), nil},
/* 14 */ {`a=3; (a*=2)+1; a`, int64(6), nil},
/* 15 */ {`a=3; a*=2)+1; a`, nil, `[1:11] unexpected token ")"`},
/* 16 */ {`v=[2]; a=1; v[a-=1]=5; v[0]`, int64(5), nil},
/* 17 */ {`true ? {"a"} :: {"b"}`, "a", nil},
/* 18 */ {`$$`, NewDict(map[any]any{"variables": NewDict(nil), "functions": NewDict(nil)}), nil},
///* 19 */ {`$$global`, NewDict(map[any]any{"variables": NewDict(nil), "functions": NewDict(nil)}), nil},
/* 19 */ {`
ds={
"init":func(@end){@current=0 but true},
//"current":func(){current},
"next":func(){
((next=current+1) <= end) ? [true] {@current=next but current} :: {nil}
}
};
it=$(ds,3);
it++;
it++
`, int64(1), nil},
}
// t.Setenv("EXPR_PATH", ".")
// runTestSuiteSpec(t, section, inputs, 18)
runTestSuite(t, section, inputs)
}