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Copy pathreverseKGroup_test.go
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reverseKGroup_test.go
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package reversenodesinkgroup
import (
"testing"
"github.com/WindomZ/testify/assert"
)
func Test_reverseKGroup(t *testing.T) {
assert.Empty(t, reverseKGroup(nil, 10))
assert.Equal(t, &ListNode{
Val: 2,
Next: &ListNode{
Val: 1,
Next: &ListNode{
Val: 4,
Next: &ListNode{
Val: 3,
},
},
},
}, reverseKGroup(&ListNode{
Val: 1,
Next: &ListNode{
Val: 2,
Next: &ListNode{
Val: 3,
Next: &ListNode{
Val: 4,
},
},
},
}, 2))
assert.Equal(t, &ListNode{
Val: 3,
Next: &ListNode{
Val: 2,
Next: &ListNode{
Val: 1,
Next: &ListNode{
Val: 4,
Next: &ListNode{
Val: 5,
},
},
},
},
}, reverseKGroup(&ListNode{
Val: 1,
Next: &ListNode{
Val: 2,
Next: &ListNode{
Val: 3,
Next: &ListNode{
Val: 4,
Next: &ListNode{
Val: 5,
},
},
},
},
}, 3))
}
func Benchmark_reverseKGroup(b *testing.B) {
b.StopTimer()
b.ReportAllocs()
b.StartTimer()
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
reverseKGroup(nil, 10)
reverseKGroup(&ListNode{
Val: 1,
Next: &ListNode{
Val: 2,
Next: &ListNode{
Val: 3,
Next: &ListNode{
Val: 4,
},
},
},
}, 2)
reverseKGroup(&ListNode{
Val: 1,
Next: &ListNode{
Val: 2,
Next: &ListNode{
Val: 3,
Next: &ListNode{
Val: 4,
Next: &ListNode{
Val: 5,
},
},
},
},
}, 3)
}
})
}