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package github
import (
"fmt"
"io/ioutil"
"os"
"testing"
"github.com/bmizerany/assert"
)
func TestEditor_openAndEdit_deleteFileWhenOpeningEditorFails(t *testing.T) {
tempFile, _ := ioutil.TempFile("", "editor-test")
tempFile.Close()
ioutil.WriteFile(tempFile.Name(), []byte("hello"), 0644)
editor := Editor{
Program: "memory",
File: tempFile.Name(),
Topic: "test",
openEditor: func(program string, file string) error {
assert.Equal(t, "memory", program)
assert.Equal(t, tempFile.Name(), file)
return fmt.Errorf("error")
},
}
_, err := os.Stat(tempFile.Name())
assert.Equal(t, nil, err)
_, err = editor.openAndEdit()
assert.Equal(t, "error using text editor for test message", fmt.Sprintf("%s", err))
// file is removed if there's error
_, err = os.Stat(tempFile.Name())
assert.T(t, os.IsNotExist(err))
}
func TestEditor_openAndEdit_readFileIfExist(t *testing.T) {
tempFile, _ := ioutil.TempFile("", "editor-test")
tempFile.Close()
ioutil.WriteFile(tempFile.Name(), []byte("hello"), 0644)
editor := Editor{
Program: "memory",
File: tempFile.Name(),
openEditor: func(program string, file string) error {
assert.Equal(t, "memory", program)
assert.Equal(t, tempFile.Name(), file)
return nil
},
}
content, err := editor.openAndEdit()
assert.Equal(t, nil, err)
assert.Equal(t, "hello", string(content))
}
func TestEditor_openAndEdit_writeFileIfNotExist(t *testing.T) {
tempFile, _ := ioutil.TempFile("", "PULLREQ")
tempFile.Close()
editor := Editor{
Program: "memory",
File: tempFile.Name(),
openEditor: func(program string, file string) error {
assert.Equal(t, "memory", program)
assert.Equal(t, tempFile.Name(), file)
return ioutil.WriteFile(file, []byte("hello"), 0644)
},
}
content, err := editor.openAndEdit()
assert.Equal(t, nil, err)
assert.Equal(t, "hello", string(content))
}
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