Function TestZset_getNodeByRank

structure/zset_test.go:934–973

(t *testing.T)

}

func TestZset_getNodeByRank(t *testing.T) {
	sl := newSkipList()
	sl.insert(1, "mem1", "")
	sl.insert(2, "mem2", "")
	sl.insert(3, "mem3", "")
	tests := []struct {
		name string
		rank int
		want *ZSetValue // Expected Output, use your actual SkipListNode instance or null here
	}{
		{
			name: "Case 1: Get Node by Rank 1",
			rank: 1,
			want: &ZSetValue{score: 1, member: "mem1", value: ""},
		},
		{
			name: "Case 2: Get Node by Rank 2",
			rank: 2,
			want: &ZSetValue{score: 2, member: "mem2", value: ""},
		},
		{
			name: "Case 3: Get Node by Non-existed Rank",
			rank: 9999,
			want: nil, // should return nil if rank doesn't exist
		},
	}

	// Iterate over test cases
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got := sl.getNodeByRank(tt.rank)
			if tt.want == nil {
				assert.Nil(t, got)

			} else {
				assert.Equal(t, tt.want, got.value)
			}
		})
	}
}
func Test_exists(t *testing.T) {
	zs, _ := initZSetDB()