mirror of
https://dev.azure.com/schwarzit/schwarzit.stackit-public/_git/audit-go
synced 2026-02-07 16:47:24 +00:00
58 lines
2.1 KiB
Go
58 lines
2.1 KiB
Go
package utils
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import (
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"github.com/stretchr/testify/assert"
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"testing"
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)
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func Test_DefaultSequenceNumberGenerator(t *testing.T) {
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t.Run("next", func(t *testing.T) {
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var sequenceGenerator = NewDefaultSequenceNumberGenerator()
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assert.Equal(t, uint64(0), sequenceGenerator.Next())
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})
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t.Run("revert", func(t *testing.T) {
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var sequenceGenerator = NewDefaultSequenceNumberGenerator()
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assert.Equal(t, uint64(0), sequenceGenerator.Next())
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assert.Equal(t, uint64(1), sequenceGenerator.Next())
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sequenceGenerator.Revert(uint64(1))
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assert.Equal(t, uint64(1), sequenceGenerator.Next())
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})
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t.Run("revert first", func(t *testing.T) {
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var sequenceGenerator = NewDefaultSequenceNumberGenerator()
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assert.Equal(t, uint64(0), sequenceGenerator.Next())
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assert.Equal(t, uint64(1), sequenceGenerator.Next())
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sequenceGenerator.Revert(uint64(0))
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assert.Equal(t, uint64(0), sequenceGenerator.Next())
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})
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t.Run("revert same value multiple times", func(t *testing.T) {
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var sequenceGenerator = NewDefaultSequenceNumberGenerator()
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assert.Equal(t, uint64(0), sequenceGenerator.Next())
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assert.Equal(t, uint64(1), sequenceGenerator.Next())
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assert.Equal(t, uint64(2), sequenceGenerator.Next())
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sequenceGenerator.Revert(uint64(1))
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sequenceGenerator.Revert(uint64(1))
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assert.Equal(t, uint64(1), sequenceGenerator.Next())
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assert.Equal(t, uint64(3), sequenceGenerator.Next())
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})
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t.Run("get and revert multiple", func(t *testing.T) {
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var sequenceGenerator = NewDefaultSequenceNumberGenerator()
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assert.Equal(t, uint64(0), sequenceGenerator.Next())
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assert.Equal(t, uint64(1), sequenceGenerator.Next())
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sequenceGenerator.Revert(uint64(1))
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assert.Equal(t, uint64(1), sequenceGenerator.Next())
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assert.Equal(t, uint64(2), sequenceGenerator.Next())
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assert.Equal(t, uint64(3), sequenceGenerator.Next())
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assert.Equal(t, uint64(4), sequenceGenerator.Next())
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sequenceGenerator.Revert(uint64(2))
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sequenceGenerator.Revert(uint64(3))
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assert.Equal(t, uint64(2), sequenceGenerator.Next())
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assert.Equal(t, uint64(3), sequenceGenerator.Next())
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assert.Equal(t, uint64(5), sequenceGenerator.Next())
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assert.Equal(t, uint64(6), sequenceGenerator.Next())
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})
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}
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