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rconfig/general_test.go

83 lines
1.7 KiB
Go

package rconfig
import (
"os"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("Testing general parsing", func() {
type t struct {
Test string `default:"foo" env:"shell" flag:"shell" description:"Test"`
Test2 string `default:"blub" env:"testvar" flag:"testvar,t" description:"Test"`
DefaultFlag string `default:"goo"`
SadFlag string
}
var (
err error
args []string
cfg t
)
Context("with defined arguments", func() {
BeforeEach(func() {
cfg = t{}
args = []string{
"--shell=test23",
"-t", "bla",
}
})
JustBeforeEach(func() {
err = parse(&cfg, args)
})
It("should not have errored", func() { Expect(err).NotTo(HaveOccurred()) })
It("should have parsed the expected values", func() {
Expect(cfg.Test).To(Equal("test23"))
Expect(cfg.Test2).To(Equal("bla"))
Expect(cfg.SadFlag).To(Equal(""))
Expect(cfg.DefaultFlag).To(Equal("goo"))
})
})
Context("with no arguments", func() {
BeforeEach(func() {
cfg = t{}
args = []string{}
})
JustBeforeEach(func() {
err = parse(&cfg, args)
})
It("should not have errored", func() { Expect(err).NotTo(HaveOccurred()) })
It("should have used the default value", func() {
Expect(cfg.Test).To(Equal("foo"))
})
})
Context("with no arguments and set env", func() {
BeforeEach(func() {
cfg = t{}
args = []string{}
os.Setenv("shell", "test546")
})
AfterEach(func() {
os.Unsetenv("shell")
})
JustBeforeEach(func() {
err = parse(&cfg, args)
})
It("should not have errored", func() { Expect(err).NotTo(HaveOccurred()) })
It("should have used the value from env", func() {
Expect(cfg.Test).To(Equal("test546"))
})
})
})