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43 lines
1.2 KiB
Go
43 lines
1.2 KiB
Go
package slice_test
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import (
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"testing"
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"github.com/navidrome/navidrome/utils/slice"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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)
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func TestSlice(t *testing.T) {
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RegisterFailHandler(Fail)
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RunSpecs(t, "Slice Suite")
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}
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var _ = Describe("Group", func() {
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It("returns empty map for an empty input", func() {
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keyFunc := func(v int) int { return v % 2 }
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result := slice.Group([]int{}, keyFunc)
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Expect(result).To(BeEmpty())
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})
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It("groups by the result of the key function", func() {
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keyFunc := func(v int) int { return v % 2 }
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result := slice.Group([]int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}, keyFunc)
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Expect(result).To(HaveLen(2))
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Expect(result[0]).To(ConsistOf(2, 4, 6, 8, 10))
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Expect(result[1]).To(ConsistOf(1, 3, 5, 7, 9, 11))
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})
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})
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var _ = Describe("MostFrequent", func() {
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It("returns zero value if no arguments are passed", func() {
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Expect(slice.MostFrequent([]int{})).To(BeZero())
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})
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It("returns the single item", func() {
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Expect(slice.MostFrequent([]string{"123"})).To(Equal("123"))
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})
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It("returns the item that appeared more times", func() {
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Expect(slice.MostFrequent([]string{"1", "2", "1", "2", "3", "2"})).To(Equal("2"))
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})
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})
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