test: cover keyspace_test
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dualfroz committed
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@@ -156,3 +156,162 @@ defmodule Excache.KeyspaceTest do
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assert left == ["y"]
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end
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test "LREM counts from the tail for a negative count", %{conn: conn} do
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assert {5, conn} = Client.command(conn, ["RPUSH", "log", "a", "b", "a", "c", "a"])
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assert {2, conn} = Client.command(conn, ["LREM", "log", "-2", "a"])
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{rest, conn} = Client.command(conn, ["LRANGE", "log", "0", "-1"])
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assert rest == ["a", "b", "c"]
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assert {1, conn} = Client.command(conn, ["LREM", "log", "0", "a"])
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assert {0, conn} = Client.command(conn, ["LREM", "log", "3", "zz"])
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assert {0, conn} = Client.command(conn, ["LREM", "absent", "0", "a"])
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assert {{:error, "ERR value is not an integer or out of range"}, _conn} =
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Client.command(conn, ["LREM", "log", "many", "a"])
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end
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test "LSET reports missing keys and out of range indexes", %{conn: conn} do
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assert {{:error, "ERR no such key"}, conn} =
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Client.command(conn, ["LSET", "nolist", "0", "v"])
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assert {3, conn} = Client.command(conn, ["RPUSH", "items", "a", "b", "c"])
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assert {{:simple, "OK"}, conn} = Client.command(conn, ["LSET", "items", "-1", "z"])
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{items, conn} = Client.command(conn, ["LRANGE", "items", "0", "-1"])
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assert items == ["a", "b", "z"]
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assert {{:error, "ERR index out of range"}, conn} =
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Client.command(conn, ["LSET", "items", "9", "v"])
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assert {{:error, "ERR index out of range"}, _conn} =
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Client.command(conn, ["LSET", "items", "-9", "v"])
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end
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test "LTRIM keeps an inclusive window and drops an empty list", %{conn: conn} do
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assert {5, conn} = Client.command(conn, ["RPUSH", "queue", "a", "b", "c", "d", "e"])
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assert {{:simple, "OK"}, conn} = Client.command(conn, ["LTRIM", "queue", "1", "-2"])
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{kept, conn} = Client.command(conn, ["LRANGE", "queue", "0", "-1"])
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assert kept == ["b", "c", "d"]
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assert {{:simple, "OK"}, conn} = Client.command(conn, ["LTRIM", "queue", "5", "10"])
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assert {0, conn} = Client.command(conn, ["EXISTS", "queue"])
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assert {{:simple, "OK"}, _conn} = Client.command(conn, ["LTRIM", "absent", "0", "-1"])
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end
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test "LINSERT places an element around a pivot", %{conn: conn} do
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assert {2, conn} = Client.command(conn, ["RPUSH", "plan", "one", "three"])
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assert {3, conn} = Client.command(conn, ["LINSERT", "plan", "BEFORE", "three", "two"])
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assert {4, conn} = Client.command(conn, ["LINSERT", "plan", "AFTER", "three", "four"])
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{plan, conn} = Client.command(conn, ["LRANGE", "plan", "0", "-1"])
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assert plan == ["one", "two", "three", "four"]
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assert {-1, conn} = Client.command(conn, ["LINSERT", "plan", "BEFORE", "ghost", "x"])
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assert {0, conn} = Client.command(conn, ["LINSERT", "absent", "BEFORE", "a", "b"])
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assert {{:error, "ERR syntax error"}, _conn} =
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Client.command(conn, ["LINSERT", "plan", "SIDEWAYS", "one", "x"])
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end
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test "RPOPLPUSH moves, rotates and protects the destination", %{conn: conn} do
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assert {3, conn} = Client.command(conn, ["RPUSH", "source", "a", "b", "c"])
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assert {"c", conn} = Client.command(conn, ["RPOPLPUSH", "source", "target"])
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{target, conn} = Client.command(conn, ["LRANGE", "target", "0", "-1"])
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assert target == ["c"]
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assert {"b", conn} = Client.command(conn, ["RPOPLPUSH", "source", "source"])
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{rotated, conn} = Client.command(conn, ["LRANGE", "source", "0", "-1"])
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assert rotated == ["b", "a"]
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assert {nil, conn} = Client.command(conn, ["RPOPLPUSH", "absent", "target"])
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assert {{:simple, "OK"}, conn} = Client.command(conn, ["SET", "text", "v"])
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assert {{:error, "WRONGTYPE" <> _}, conn} =
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Client.command(conn, ["RPOPLPUSH", "source", "text"])
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{intact, _conn} = Client.command(conn, ["LRANGE", "source", "0", "-1"])
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assert intact == ["b", "a"]
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end
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test "LPOS honours RANK, COUNT and MAXLEN", %{conn: conn} do
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assert {8, conn} =
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Client.command(conn, ["RPUSH", "mylist", "a", "b", "c", "1", "2", "3", "c", "c"])
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assert {2, conn} = Client.command(conn, ["LPOS", "mylist", "c"])
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assert {6, conn} = Client.command(conn, ["LPOS", "mylist", "c", "RANK", "2"])
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assert {7, conn} = Client.command(conn, ["LPOS", "mylist", "c", "RANK", "-1"])
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assert {6, conn} = Client.command(conn, ["LPOS", "mylist", "c", "RANK", "-2"])
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{all, conn} = Client.command(conn, ["LPOS", "mylist", "c", "COUNT", "0"])
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assert all == [2, 6, 7]
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{two, conn} = Client.command(conn, ["LPOS", "mylist", "c", "COUNT", "2"])
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assert two == [2, 6]
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{backwards, conn} = Client.command(conn, ["LPOS", "mylist", "c", "RANK", "-1", "COUNT", "0"])
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assert backwards == [7, 6, 2]
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assert {nil, conn} = Client.command(conn, ["LPOS", "mylist", "ghost"])
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{empty, conn} = Client.command(conn, ["LPOS", "mylist", "ghost", "COUNT", "0"])
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assert empty == []
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assert {nil, conn} = Client.command(conn, ["LPOS", "mylist", "c", "MAXLEN", "2"])
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assert {2, conn} = Client.command(conn, ["LPOS", "mylist", "c", "MAXLEN", "3"])
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assert {nil, conn} = Client.command(conn, ["LPOS", "absent", "c"])
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assert {{:error, "ERR RANK can't be zero." <> _}, conn} =
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Client.command(conn, ["LPOS", "mylist", "c", "RANK", "0"])
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assert {{:error, "ERR COUNT can't be negative"}, conn} =
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Client.command(conn, ["LPOS", "mylist", "c", "COUNT", "-1"])
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assert {{:error, "ERR MAXLEN can't be negative"}, conn} =
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Client.command(conn, ["LPOS", "mylist", "c", "MAXLEN", "-1"])
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assert {{:error, "ERR syntax error"}, _conn} =
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Client.command(conn, ["LPOS", "mylist", "c", "NEAR", "1"])
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end
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test "ZCOUNT handles exclusive and infinite bounds", %{conn: conn} do
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assert {4, conn} =
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Client.command(conn, ["ZADD", "prices", "10", "a", "20", "b", "30", "c", "40", "d"])
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assert {4, conn} = Client.command(conn, ["ZCOUNT", "prices", "-inf", "+inf"])
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assert {3, conn} = Client.command(conn, ["ZCOUNT", "prices", "20", "40"])
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assert {2, conn} = Client.command(conn, ["ZCOUNT", "prices", "(20", "40"])
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assert {1, conn} = Client.command(conn, ["ZCOUNT", "prices", "(20", "(40"])
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assert {2, conn} = Client.command(conn, ["ZCOUNT", "prices", "-inf", "20"])
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assert {0, conn} = Client.command(conn, ["ZCOUNT", "absent", "-inf", "+inf"])
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assert {{:error, "ERR min or max is not a float"}, _conn} =
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Client.command(conn, ["ZCOUNT", "prices", "abc", "10"])
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end
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test "ZREVRANGE, ZREVRANK and ZMSCORE", %{conn: conn} do
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assert {3, conn} = Client.command(conn, ["ZADD", "board", "1", "a", "2", "b", "3.5", "c"])
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{desc, conn} = Client.command(conn, ["ZREVRANGE", "board", "0", "-1"])
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assert desc == ["c", "b", "a"]
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{top, conn} = Client.command(conn, ["ZREVRANGE", "board", "0", "0"])
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assert top == ["c"]
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{tail, conn} = Client.command(conn, ["ZREVRANGE", "board", "-2", "-1"])
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assert tail == ["b", "a"]
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{scored, conn} = Client.command(conn, ["ZREVRANGE", "board", "0", "-1", "WITHSCORES"])
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assert scored == ["c", "3.5", "b", "2", "a", "1"]
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assert {{:error, "ERR syntax error"}, conn} =
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Client.command(conn, ["ZREVRANGE", "board", "0", "-1", "WITHVALUES"])
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assert {0, conn} = Client.command(conn, ["ZREVRANK", "board", "c"])
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assert {2, conn} = Client.command(conn, ["ZREVRANK", "board", "a"])
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assert {nil, conn} = Client.command(conn, ["ZREVRANK", "board", "ghost"])
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{scores, conn} = Client.command(conn, ["ZMSCORE", "board", "a", "ghost", "c"])
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assert scores == ["1", nil, "3.5"]
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