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implement some stream ID helper functions

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This commit is contained in:
Marten Seemann
2018-10-30 11:27:42 +07:00
parent a1acfc3045
commit 14a4464266
2 changed files with 55 additions and 26 deletions
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68
internal/protocol/stream_id_test.go
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@@ -6,37 +6,53 @@ import (
)
var _ = Describe("Stream ID", func() {
Context("bidirectional streams", func() {
It("doesn't allow any", func() {
Expect(MaxBidiStreamID(0, PerspectiveClient)).To(Equal(StreamID(0)))
Expect(MaxBidiStreamID(0, PerspectiveServer)).To(Equal(StreamID(0)))
})
It("allows one", func() {
Expect(MaxBidiStreamID(1, PerspectiveClient)).To(Equal(StreamID(1)))
Expect(MaxBidiStreamID(1, PerspectiveServer)).To(Equal(StreamID(0)))
})
It("allows many", func() {
Expect(MaxBidiStreamID(100, PerspectiveClient)).To(Equal(StreamID(397)))
Expect(MaxBidiStreamID(100, PerspectiveServer)).To(Equal(StreamID(396)))
})
It("says who initiated a stream", func() {
Expect(StreamID(4).InitiatedBy()).To(Equal(PerspectiveClient))
Expect(StreamID(5).InitiatedBy()).To(Equal(PerspectiveServer))
Expect(StreamID(6).InitiatedBy()).To(Equal(PerspectiveClient))
Expect(StreamID(7).InitiatedBy()).To(Equal(PerspectiveServer))
})
Context("unidirectional streams", func() {
It("doesn't allow any", func() {
Expect(MaxUniStreamID(0, PerspectiveClient)).To(Equal(StreamID(0)))
Expect(MaxUniStreamID(0, PerspectiveServer)).To(Equal(StreamID(0)))
It("tells the directionality", func() {
Expect(StreamID(4).IsUniDirectional()).To(BeFalse())
Expect(StreamID(5).IsUniDirectional()).To(BeFalse())
Expect(StreamID(6).IsUniDirectional()).To(BeTrue())
Expect(StreamID(7).IsUniDirectional()).To(BeTrue())
})
Context("maximum stream IDs", func() {
Context("bidirectional streams", func() {
It("doesn't allow any", func() {
Expect(MaxBidiStreamID(0, PerspectiveClient)).To(Equal(StreamID(0)))
Expect(MaxBidiStreamID(0, PerspectiveServer)).To(Equal(StreamID(0)))
})
It("allows one", func() {
Expect(MaxBidiStreamID(1, PerspectiveClient)).To(Equal(StreamID(1)))
Expect(MaxBidiStreamID(1, PerspectiveServer)).To(Equal(StreamID(0)))
})
It("allows many", func() {
Expect(MaxBidiStreamID(100, PerspectiveClient)).To(Equal(StreamID(397)))
Expect(MaxBidiStreamID(100, PerspectiveServer)).To(Equal(StreamID(396)))
})
})
It("allows one", func() {
Expect(MaxUniStreamID(1, PerspectiveClient)).To(Equal(StreamID(3)))
Expect(MaxUniStreamID(1, PerspectiveServer)).To(Equal(StreamID(2)))
})
Context("unidirectional streams", func() {
It("doesn't allow any", func() {
Expect(MaxUniStreamID(0, PerspectiveClient)).To(Equal(StreamID(0)))
Expect(MaxUniStreamID(0, PerspectiveServer)).To(Equal(StreamID(0)))
})
It("allows many", func() {
Expect(MaxUniStreamID(100, PerspectiveClient)).To(Equal(StreamID(399)))
Expect(MaxUniStreamID(100, PerspectiveServer)).To(Equal(StreamID(398)))
It("allows one", func() {
Expect(MaxUniStreamID(1, PerspectiveClient)).To(Equal(StreamID(3)))
Expect(MaxUniStreamID(1, PerspectiveServer)).To(Equal(StreamID(2)))
})
It("allows many", func() {
Expect(MaxUniStreamID(100, PerspectiveClient)).To(Equal(StreamID(399)))
Expect(MaxUniStreamID(100, PerspectiveServer)).To(Equal(StreamID(398)))
})
})
})
})