| // 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 net |
| |
| import ( |
| "bufio" |
| "os" |
| "runtime" |
| "testing" |
| ) |
| |
| func TestReadLine(t *testing.T) { |
| // /etc/services file does not exist on android, plan9, windows. |
| switch runtime.GOOS { |
| case "android", "plan9", "windows": |
| t.Skipf("not supported on %s", runtime.GOOS) |
| } |
| filename := "/etc/services" // a nice big file |
| |
| fd, err := os.Open(filename) |
| if err != nil { |
| t.Fatal(err) |
| } |
| defer fd.Close() |
| br := bufio.NewReader(fd) |
| |
| file, err := open(filename) |
| if file == nil { |
| t.Fatal(err) |
| } |
| defer file.close() |
| |
| lineno := 1 |
| byteno := 0 |
| for { |
| bline, berr := br.ReadString('\n') |
| if n := len(bline); n > 0 { |
| bline = bline[0 : n-1] |
| } |
| line, ok := file.readLine() |
| if (berr != nil) != !ok || bline != line { |
| t.Fatalf("%s:%d (#%d)\nbufio => %q, %v\nnet => %q, %v", filename, lineno, byteno, bline, berr, line, ok) |
| } |
| if !ok { |
| break |
| } |
| lineno++ |
| byteno += len(line) + 1 |
| } |
| } |
| |
| func TestGoDebugString(t *testing.T) { |
| defer os.Setenv("GODEBUG", os.Getenv("GODEBUG")) |
| tests := []struct { |
| godebug string |
| key string |
| want string |
| }{ |
| {"", "foo", ""}, |
| {"foo=", "foo", ""}, |
| {"foo=bar", "foo", "bar"}, |
| {"foo=bar,", "foo", "bar"}, |
| {"foo,foo=bar,", "foo", "bar"}, |
| {"foo1=bar,foo=bar,", "foo", "bar"}, |
| {"foo=bar,foo=bar,", "foo", "bar"}, |
| {"foo=", "foo", ""}, |
| {"foo", "foo", ""}, |
| {",foo", "foo", ""}, |
| {"foo=bar,baz", "loooooooong", ""}, |
| } |
| for _, tt := range tests { |
| os.Setenv("GODEBUG", tt.godebug) |
| if got := goDebugString(tt.key); got != tt.want { |
| t.Errorf("for %q, goDebugString(%q) = %q; want %q", tt.godebug, tt.key, got, tt.want) |
| } |
| } |
| } |
| |
| func TestDtoi(t *testing.T) { |
| for _, tt := range []struct { |
| in string |
| out int |
| off int |
| ok bool |
| }{ |
| {"", 0, 0, false}, |
| |
| {"-123456789", -big, 9, false}, |
| {"-1", -1, 2, true}, |
| {"0", 0, 1, true}, |
| {"65536", 65536, 5, true}, |
| {"123456789", big, 8, false}, |
| } { |
| n, i, ok := dtoi(tt.in) |
| if n != tt.out || i != tt.off || ok != tt.ok { |
| t.Errorf("got %d, %d, %v; want %d, %d, %v", n, i, ok, tt.out, tt.off, tt.ok) |
| } |
| } |
| } |