45 строки
676 Б
Go
45 строки
676 Б
Go
package main
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import (
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"io/ioutil"
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"os"
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)
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func main() {
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_, err := os.Open("non-exist")
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if !os.IsNotExist(err) {
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panic("should be non exist error")
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}
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f, err := os.Open("testdata/filesystem.txt")
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if err != nil {
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panic(err)
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}
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defer func() {
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if err := f.Close(); err != nil {
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panic(err)
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}
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// read after close: error should be returned
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_, err := f.Read(make([]byte, 10))
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if err == nil {
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panic("error expected for reading after closing files")
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}
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}()
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data, err := ioutil.ReadAll(f)
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if err != nil {
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panic(err)
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}
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os.Stdout.Write(data)
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path, err := os.Getwd()
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if err != nil {
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panic(err)
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}
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if path == "" {
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panic("path is empty")
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}
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}
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