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types_test.go
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/
types_test.go
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package resource_test
import (
"encoding/json"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
resource "github.com/concourse/registry-image-resource"
)
var _ = Describe("Source", func() {
It("should unmarshal tag float value into a string", func() {
var source resource.Source
raw := []byte(`{ "tag": 42.1 }`)
err := json.Unmarshal(raw, &source)
Expect(err).ToNot(HaveOccurred())
Expect(source.Tag()).To(Equal("42.1"))
})
It("should unmarshal tag int value into a string", func() {
var source resource.Source
raw := []byte(`{ "tag": 42 }`)
err := json.Unmarshal(raw, &source)
Expect(err).ToNot(HaveOccurred())
Expect(source.Tag()).To(Equal("42"))
})
It("should unmarshal tag string value into a string", func() {
var source resource.Source
raw := []byte(`{ "tag": "foo" }`)
err := json.Unmarshal(raw, &source)
Expect(err).ToNot(HaveOccurred())
Expect(source.Tag()).To(Equal("foo"))
})
It("should unmarshal tag '' value to latest", func() {
var source resource.Source
raw := []byte(`{ "tag": "" }`)
err := json.Unmarshal(raw, &source)
Expect(err).ToNot(HaveOccurred())
Expect(source.Tag()).To(Equal("latest"))
})
It("should default unspecified tag to latest", func() {
var source resource.Source
raw := []byte(`{}`)
err := json.Unmarshal(raw, &source)
Expect(err).ToNot(HaveOccurred())
Expect(source.Tag()).To(Equal("latest"))
})
It("should marshal a tag back out to a string", func() {
source := resource.Source{Repository: "foo", RawTag: "0"}
json, err := json.Marshal(source)
Expect(err).ToNot(HaveOccurred())
Expect(json).To(MatchJSON(`{"repository":"foo","tag":"0"}`))
})
})