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// Copyright 2014 Canonical Ltd.
// Licensed under the LGPLv3, see LICENCE file for details.
package featureflag_test
import (
"github.com/juju/testing"
jc "github.com/juju/testing/checkers"
gc "gopkg.in/check.v1"
"github.com/juju/utils/featureflag"
)
type flagSuite struct {
testing.IsolationSuite
}
var _ = gc.Suite(&flagSuite{})
func (s *flagSuite) TestEmpty(c *gc.C) {
s.PatchEnvironment("JUJU_TESTING_FEATURE", "")
featureflag.SetFlagsFromEnvironment("JUJU_TESTING_FEATURE")
c.Assert(featureflag.All(), gc.HasLen, 0)
c.Assert(featureflag.AsEnvironmentValue(), gc.Equals, "")
c.Assert(featureflag.String(), gc.Equals, "")
}
func (s *flagSuite) TestParsing(c *gc.C) {
s.PatchEnvironment("JUJU_TESTING_FEATURE", "MAGIC, test, space ")
featureflag.SetFlagsFromEnvironment("JUJU_TESTING_FEATURE")
c.Assert(featureflag.All(), jc.SameContents, []string{"magic", "space", "test"})
c.Assert(featureflag.AsEnvironmentValue(), gc.Equals, "magic,space,test")
c.Assert(featureflag.String(), gc.Equals, `"magic", "space", "test"`)
}
func (s *flagSuite) TestEnabled(c *gc.C) {
c.Assert(featureflag.Enabled(""), jc.IsTrue)
c.Assert(featureflag.Enabled(" "), jc.IsTrue)
c.Assert(featureflag.Enabled("magic"), jc.IsFalse)
s.PatchEnvironment("JUJU_TESTING_FEATURE", "MAGIC")
featureflag.SetFlagsFromEnvironment("JUJU_TESTING_FEATURE")
c.Assert(featureflag.Enabled("magic"), jc.IsTrue)
c.Assert(featureflag.Enabled("Magic"), jc.IsTrue)
c.Assert(featureflag.Enabled(" MAGIC "), jc.IsTrue)
}
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