/
suite.go
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/
suite.go
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/*
Copyright 2015 Gravitational, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package test
import (
"encoding/hex"
. "gopkg.in/check.v1"
)
type ConfigSuite struct {
}
func (s *ConfigSuite) CheckVariables(c *C, cfg *Config) {
c.Assert(cfg.StringVar, Equals, "string1")
c.Assert(cfg.BoolVar, Equals, true)
c.Assert(cfg.IntVar, Equals, -1)
c.Assert(cfg.HexVar, Equals, hexType("hexvar"))
c.Assert(cfg.MapVar, DeepEquals, map[string]string{"a": "b", "c": "d", "e": "f"})
c.Assert(cfg.SliceMapVar, DeepEquals, []map[string]string{{"a": "b", "c": "d"}, {"e": "f"}})
c.Assert(cfg.Nested.NestedVar, Equals, "nested")
}
type Config struct {
StringVar string `env:"TEST_STRING_VAR" cli:"string" yaml:"string"`
BoolVar bool `env:"TEST_BOOL_VAR" cli:"bool" yaml:"bool"`
IntVar int `env:"TEST_INT_VAR" cli:"int" yaml:"int"`
HexVar hexType `env:"TEST_HEX_VAR" cli:"hex" yaml:"hex"`
MapVar map[string]string `env:"TEST_MAP_VAR" cli:"map" yaml:"map,flow"`
SliceMapVar []map[string]string `env:"TEST_SLICE_MAP_VAR" cli:"slice" yaml:"slice,flow"`
Nested struct {
NestedVar string `env:"TEST_NESTED_VAR" cli:"nested" yaml:"nested"`
} `yaml:"nested"`
}
type hexType string
func (t *hexType) SetString(v string) error {
data, err := hex.DecodeString(v)
if err != nil {
return err
}
*t = hexType(data)
return nil
}
func (t *hexType) SetEnv(v string) error {
return t.SetString(v)
}
func (t *hexType) SetCLI(v string) error {
return t.SetString(v)
}
func (t *hexType) UnmarshalYAML(unmarshal func(interface{}) error) error {
var val string
if err := unmarshal(&val); err != nil {
return err
}
return t.SetString(val)
}