Files
gasm-sdk/ast/ast_test.go
T

66 lines
1.8 KiB
Go

// Copyright (c) 2026 Petr Balvín <opensource@petrbalvin.org> (https://petrbalvin.org)
// SPDX-License-Identifier: BSD-3-Clause
package ast
import (
"testing"
"sourcedock.dev/petrbalvin/gasm-devkit/token"
)
func pos(line, col int) token.Position { return token.Position{Line: line, Column: col} }
func TestDeclPositions(t *testing.T) {
hash := token.Token{Kind: token.Hash, Pos: pos(1, 1)}
inc := &Include{Hash: hash}
if inc.Pos() != hash.Pos {
t.Errorf("Include.Pos() = %v, want %v", inc.Pos(), hash.Pos)
}
pre := &Preproc{Hash: hash}
if pre.Pos() != hash.Pos {
t.Errorf("Preproc.Pos() = %v", pre.Pos())
}
kw := token.Token{Kind: token.Ident, Text: "TEXT", Pos: pos(5, 1)}
text := &Text{Keyword: kw}
if text.Pos() != kw.Pos {
t.Errorf("Text.Pos() = %v", text.Pos())
}
gkw := token.Token{Kind: token.Ident, Text: "GLOBL", Pos: pos(7, 1)}
if (&Globl{Keyword: gkw}).Pos() != gkw.Pos {
t.Error("Globl.Pos()")
}
dkw := token.Token{Kind: token.Ident, Text: "DATA", Pos: pos(8, 1)}
if (&Data{Keyword: dkw}).Pos() != dkw.Pos {
t.Error("Data.Pos()")
}
}
func TestStmtPositions(t *testing.T) {
name := token.Token{Kind: token.Ident, Text: "loop", Pos: pos(3, 1)}
if (&Label{Name: name}).Pos() != name.Pos {
t.Error("Label.Pos()")
}
mnem := token.Token{Kind: token.Ident, Text: "RET", Pos: pos(4, 2)}
if (&Instr{Mnemonic: mnem}).Pos() != mnem.Pos {
t.Error("Instr.Pos()")
}
}
// TestInterfaces confirms the node types satisfy their interfaces, so callers
// can range over Decls and Stmts.
func TestInterfaces(t *testing.T) {
var decls []Decl = []Decl{&Include{}, &Preproc{}, &Text{}, &Globl{}, &Data{}}
if len(decls) != 5 {
t.Fatal("decl interface set")
}
var stmts []Stmt = []Stmt{&Label{}, &Instr{}}
if len(stmts) != 2 {
t.Fatal("stmt interface set")
}
}