func TestFileWriterCreateFileIfItDoesntExist(t *testing.T) {
vanish.File(func(name string) {
assert.Nil(t, os.Remove(name))
fw := jsons.NewFileWriter(name)
assert.NotNil(t, fw)
assert.Nil(t, fw.Open())
assert.Nil(t, fw.Close())
_, err := os.Stat(name)
assert.Nil(t, err)
})
}
func TestFileWriterAdd(t *testing.T) {
vanish.File(func(name string) {
fw := jsons.NewFileWriter(name)
assert.NotNil(t, fw)
assert.Nil(t, fw.Open())
assert.Nil(t, fw.Add(map[string]string{"foo": "bar"}))
assert.Nil(t, fw.Add(struct{ A float64 }{A: 42.3}))
assert.Nil(t, fw.Close())
content, err := ioutil.ReadFile(name)
assert.Nil(t, err)
assert.Equal(t, "{\"foo\":\"bar\"}\n{\"A\":42.3}\n", string(content))
})
}