/
animagi_test.go
230 lines (201 loc) · 5.58 KB
/
animagi_test.go
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package animagi_test
import (
. "github.com/barreeyentos/animagi"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
type MySimpleStruct struct {
AString string
}
type MyTestStruct struct {
AnInteger int
AString string
ASimpleStruct MySimpleStruct
}
type MyInt32Kind int32
var _ = Describe("Animagi", func() {
Context("Unsettable destinations", func() {
It("Should return error when dst is not a ref", func() {
src := 31
var dst int
err := Transform(src, dst)
Expect(err).To(HaveOccurred())
})
It("Should return error when dst is nil", func() {
src := 23
err := Transform(src, nil)
Expect(err).To(HaveOccurred())
})
It("Should return error when dst is a literal", func() {
src := 353
err := Transform(src, "nil")
Expect(err).Should(HaveOccurred())
})
It("Should return error when dst is a struct", func() {
src := MyTestStruct{42, "someting", MySimpleStruct{"somethingElse"}}
dst := MyTestStruct{}
err := Transform(src, dst)
Expect(err).Should(HaveOccurred())
})
})
Context("Types are exactly the same", func() {
It("Should copy int64", func() {
var src int64 = 332
var dst int64
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy int32", func() {
var src int32 = -193
var dst int32
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy int16", func() {
var src int16 = 83
var dst int16
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy int8", func() {
var src int8 = 87
var dst int8
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy uint64", func() {
var src uint64 = 6
var dst uint64
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy uint32", func() {
var src uint32 = 998
var dst uint32
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy uint16", func() {
var src uint16 = 420
var dst uint16
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy uint8", func() {
var src uint8 = 31
var dst uint8
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy float64", func() {
var src float64 = 3.14312
var dst float64
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy float32", func() {
var src float32 = 3.14
var dst float32
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy bools", func() {
var src = true
var dst bool
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy strings", func() {
var src = "a string"
var dst string
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy array of strings", func() {
var src = []string{"a string", "and another"}
var dst []string
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy simple structs", func() {
var src = MySimpleStruct{"a string"}
var dst MySimpleStruct
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy nested structs", func() {
var src = MyTestStruct{42, "a string", MySimpleStruct{"inner struct"}}
var dst MyTestStruct
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(Equal(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
})
Context("Types are same Kind", func() {
It("Should copy kind of int", func() {
var src MyInt32Kind = 332
var dst int32
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(BeEquivalentTo(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
It("Should copy kind of MyInt32Kind", func() {
var src int32 = 332
var dst MyInt32Kind
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(BeEquivalentTo(src))
Expect(&dst).NotTo(BeIdenticalTo(&src))
})
})
Context("Src is a pointer", func() {
It("Should copy values of same type", func() {
var src = new(int)
var dst int
*src = 55126
err := Transform(src, &dst)
Expect(err).ToNot(HaveOccurred())
Expect(dst).To(BeNumerically("==", *src))
Expect(dst).NotTo(BeIdenticalTo(src))
})
It("Should copy values of same kind", func() {
var src = new(myint)
var dst int
*src = 55126
err := Transform(src, &dst)
Expect(err).NotTo(HaveOccurred())
Expect(dst).To(BeNumerically("==", *src))
Expect(dst).NotTo(BeIdenticalTo(src))
})
})
})