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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package parser
import (
"go/ast";
"go/parser";
"os";
"testing";
)
var illegalInputs = []interface{} {
nil,
3.14,
[]byte(nil),
"foo!",
}
func TestParseIllegalInputs(t *testing.T) {
for _, src := range illegalInputs {
prog, err := ParseFile("", src, 0);
if err == nil {
t.Errorf("ParseFile(%v) should have failed", src);
}
}
}
var validPrograms = []interface{} {
`package main`,
`package main import "fmt" func main() { fmt.Println("Hello, World!") }`,
}
func TestParseValidPrograms(t *testing.T) {
for _, src := range validPrograms {
prog, err := ParseFile("", src, 0);
if err != nil {
t.Errorf("ParseFile(%q): %v", src, err);
}
}
}
var validFiles = []string {
"parser.go",
"parser_test.go",
}
func TestParse3(t *testing.T) {
for _, filename := range validFiles {
prog, err := ParseFile(filename, nil, 0);
if err != nil {
t.Errorf("ParseFile(%s): %v", filename, err);
}
}
}
func nameFilter(filename string) bool {
switch filename {
case "parser.go":
case "interface.go":
case "parser_test.go":
default:
return false;
}
return true;
}
func dirFilter(d *os.Dir) bool {
return nameFilter(d.Name);
}
func TestParse4(t *testing.T) {
path := ".";
pkg, err := ParsePackage(path, dirFilter, 0);
if err != nil {
t.Fatalf("ParsePackage(%s): %v", path, err);
}
if pkg.Name != "parser" {
t.Errorf("incorrect package name: %s", pkg.Name);
}
for filename, _ := range pkg.Files {
if !nameFilter(filename) {
t.Errorf("unexpected package file: %s", filename);
}
}
}
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