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test: add tests for reading config files 

Signed-off-by: Mark Sagi-Kazar <mark.sagikazar@gmail.com>
This commit is contained in:
Mark Sagi-Kazar 2021-09-21 11:46:32 +02:00 committed by Márk Sági-Kazár
parent 08ba8ca7fc
commit 5a4e555471
1 changed files with 52 additions and 0 deletions
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52
viper_test.go
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@ -437,6 +437,58 @@ func TestGetConfigFile(t *testing.T) {
})
}
func TestReadInConfig(t *testing.T) {
t.Run("config file set", func(t *testing.T) {
fs := afero.NewMemMapFs()
err := fs.Mkdir("/etc/viper", 0777)
require.NoError(t, err)
file, err := fs.Create("/etc/viper/config.yaml")
require.NoError(t, err)
_, err = file.Write([]byte(`key: value`))
require.NoError(t, err)
file.Close()
v := New()
v.SetFs(fs)
v.SetConfigFile("/etc/viper/config.yaml")
err = v.ReadInConfig()
require.NoError(t, err)
assert.Equal(t, "value", v.Get("key"))
})
t.Run("find file", func(t *testing.T) {
fs := afero.NewMemMapFs()
err := fs.Mkdir("/etc/viper", 0777)
require.NoError(t, err)
file, err := fs.Create("/etc/viper/config.yaml")
require.NoError(t, err)
_, err = file.Write([]byte(`key: value`))
require.NoError(t, err)
file.Close()
v := New()
v.SetFs(fs)
v.AddConfigPath("/etc/viper")
err = v.ReadInConfig()
require.NoError(t, err)
assert.Equal(t, "value", v.Get("key"))
})
}
func TestDefault(t *testing.T) {
SetDefault("age", 45)
assert.Equal(t, 45, Get("age"))