grim/convey

closing merged branch
hostnames
2017-10-13, Gary Kramlich
33eae19fcbbe
closing merged branch
/*
* Convey
* Copyright 2016-2017 Gary Kramlich <grim@reaperworld.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package environment
import (
"os"
"github.com/aphistic/sweet"
. "github.com/onsi/gomega"
)
func (e *environmentSuite) TestMapperNoOSWithValue(t sweet.T) {
result, err := Mapper("${FOO}", []string{"FOO=bar"})
Expect(err).To(BeNil())
Expect(result).To(Equal("bar"))
}
func (e *environmentSuite) TestMapperNoOSWithoutValue(t sweet.T) {
result, err := Mapper("${FOO}", []string{"FOO="})
Expect(err).To(BeNil())
Expect(result).To(Equal(""))
}
func (e *environmentSuite) TestMultipleEquals(t sweet.T) {
result, err := Mapper("${FOO}", []string{"FOO=bar=baz"})
Expect(err).To(BeNil())
Expect(result).To(Equal("bar=baz"))
}
func (e *environmentSuite) TestMapperOSWithValue(t sweet.T) {
os.Setenv("FOO", "bar")
result, err := Mapper("${FOO}", []string{"FOO"})
Expect(err).To(BeNil())
Expect(result).To(Equal("bar"))
os.Unsetenv("FOO")
}
func (e *environmentSuite) TestMapperOSWithoutValue(t sweet.T) {
result, err := Mapper("${FOO}", []string{"FOO"})
Expect(err).To(BeNil())
Expect(result).To(Equal(""))
}
func (e *environmentSuite) TestPartialMatches(t sweet.T) {
os.Setenv("FOO", "bar")
os.Setenv("BAR", "bonk")
result, err := Mapper("${FOO}", []string{"FOOBAR"})
Expect(err).To(BeNil())
Expect(result).To(Equal("$FOO"))
result, err = Mapper("${BARBAZ}", []string{"BAR"})
Expect(err).To(BeNil())
Expect(result).To(Equal("$BARBAZ"))
}
func (e *environmentSuite) TestRecursiveMatch(t sweet.T) {
result, err := Mapper("1${FOO}a", []string{"FOO=2${BAR}b", "BAR=3${BAZ}c", "BAZ=-ohhai!-"})
Expect(err).To(BeNil())
Expect(result).To(Equal("123-ohhai!-cba"))
}
func (e *environmentSuite) TestInfiniteExpansion(t sweet.T) {
_, err := Mapper("${FOO}", []string{"FOO=$BAR", "BAR=$FOO"})
Expect(err).To(MatchError("infinite environment mapping loop while expanding '$BAR'"))
}