istanbul-tools/vendor/github.com/robertkrimen/otto/script_test.go

95 lines
1.6 KiB
Go

package otto
import (
"testing"
)
func TestScript(t *testing.T) {
tt(t, func() {
vm := New()
script, err := vm.Compile("xyzzy", `var abc; if (!abc) abc = 0; abc += 2; abc;`)
is(err, nil)
str := script.String()
is(str, "// xyzzy\nvar abc; if (!abc) abc = 0; abc += 2; abc;")
value, err := vm.Run(script)
is(err, nil)
is(value, 2)
if true {
return
}
tmp, err := script.marshalBinary()
is(err, nil)
is(len(tmp), 1228)
{
script := &Script{}
err = script.unmarshalBinary(tmp)
is(err, nil)
is(script.String(), str)
value, err = vm.Run(script)
is(err, nil)
is(value, 4)
tmp, err = script.marshalBinary()
is(err, nil)
is(len(tmp), 1228)
}
{
script := &Script{}
err = script.unmarshalBinary(tmp)
is(err, nil)
is(script.String(), str)
value, err := vm.Run(script)
is(err, nil)
is(value, 6)
tmp, err = script.marshalBinary()
is(err, nil)
is(len(tmp), 1228)
}
{
version := scriptVersion
scriptVersion = "bogus"
script := &Script{}
err = script.unmarshalBinary(tmp)
is(err, "version mismatch")
is(script.String(), "// \n")
is(script.version, "")
is(script.program == nil, true)
is(script.filename, "")
is(script.src, "")
scriptVersion = version
}
})
}
func TestFunctionCall_CallerLocation(t *testing.T) {
tt(t, func() {
vm := New()
vm.Set("loc", func(call FunctionCall) Value {
return toValue(call.CallerLocation())
})
script, err := vm.Compile("somefile.js", `var where = loc();`)
is(err, nil)
_, err = vm.Run(script)
is(err, nil)
where, err := vm.Get("where")
is(err, nil)
is(where, "somefile.js:1:13")
})
}