Ulf Wiger
405 lines
14 KiB
Erlang
405 lines
14 KiB
Erlang
-module(gmconfig_schema_utils_tests).
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-export([tr/0]).
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-include_lib("eunit/include/eunit.hrl").
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-import(gmconfig_schema_utils, [ valid/2
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, validate/3 ]).
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%%-define(t(Expr), ?_test(?debugVal(Expr))).
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-define(t(Expr), ?_test(Expr)).
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tr() ->
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dbg:tracer(),
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dbg:tpl(?MODULE, x),
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dbg:tpl(gmconfig_schema_utils,x),
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dbg:p(all,[c]),
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eunit:test(?MODULE).
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simple_type_test_() ->
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{"Simple type tests",
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[
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?t(t_integer())
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, ?t(t_number())
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, ?t(t_boolean())
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, ?t(t_string())
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, ?t(t_array())
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, ?t(t_object())
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, ?t(t_shortcut_schema())
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]}.
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update_test_() ->
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{"Validated update tests",
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[
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?t(t_update_objects())
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]}.
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schema_spec_examples_test_() ->
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{"Examples from JSON-Schema docs",
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[
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?t(t_ref_loop())
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, ?t(t_recursive_def())
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, ?t(t_nested_refs())
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]}.
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array() -> #{<<"type">> => <<"array">>}.
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int() -> #{<<"type">> => <<"integer">>}.
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str() -> #{<<"type">> => <<"string">>}.
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obj(Ps) -> #{<<"type">> => <<"object">>,
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<<"properties">> => Ps}.
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t_update_objects() ->
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S0 = obj(
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#{<<"a">> => int(),
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<<"b">> => obj(#{<<"b1">> => array(),
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<<"b2">> =>
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obj(#{<<"b21">> => str()})
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})
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}),
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%%
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%% Only objects are merged; other types are replaced.
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A0 = #{<<"a">> => 1,
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<<"b">> => #{<<"b1">> => [1,2],
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<<"b2">> => #{}}},
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B0 = #{<<"a">> => 2,
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<<"b">> => #{<<"b1">> => [4,5],
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<<"b2">> => #{<<"b21">> => <<"foo">>}}},
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#{<<"a">> := 1,
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<<"b">> := #{<<"b1">> := [1,2],
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<<"b2">> := #{<<"b21">> := <<"foo">>}}} =
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gmconfig_schema_utils:merge(A0, B0, S0),
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%%
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%% Modified update semantics - replace instead of merge
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S0Ps = maps:get(<<"properties">>, S0),
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S01Ps = S0Ps#{<<"c">> => #{<<"type">> => <<"object">>,
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<<"updateSemantics">> => <<"replace">>,
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<<"properties">> =>
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#{<<"c1">> => #{<<"type">> => <<"integer">>},
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<<"c2">> => #{<<"type">> => <<"integer">>}
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}}},
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S01 = S0#{<<"properties">> => S01Ps},
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A01 = A0#{<<"c">> => #{<<"c1">> => 1}},
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B01 = B0#{<<"c">> => #{<<"c2">> => 2}},
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#{<<"a">> := 1,
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<<"b">> := #{<<"b1">> := [1,2],
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<<"b2">> := #{<<"b21">> := <<"foo">>}},
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<<"c">> := #{<<"c1">> := 1}} =
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gmconfig_schema_utils:merge(A01, B01, S01),
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A0r = #{<<"a">> => 1,
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<<"b">> => #{<<"$updateSemantics">> => <<"replace">>,
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<<"b1">> => [1,2],
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<<"b2">> => #{<<"$updateSemantics">> => <<"merge">>}
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}},
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#{<<"a">> := 1,
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<<"b">> := #{<<"b1">> := [1,2],
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<<"b2">> := B2M}} =
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gmconfig_schema_utils:merge(A0r, B0, S0),
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%% B2M is the empty map (updateSemantics prop removed recursively)
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?assertEqual(#{}, B2M),
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A0r1 = #{<<"a">> => 1,
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<<"b">> => #{<<"$updateSemantics">> => <<"merge">>,
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<<"b1">> => [1,2],
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<<"b2">> => #{<<"$updateSemantics">> => <<"replace">>}
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}},
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#{<<"a">> := 1,
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<<"b">> := #{<<"b1">> := [1,2],
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<<"b2">> := B2M1}} =
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gmconfig_schema_utils:merge(A0r1, B0, S0),
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%% B2M is the empty map (updateSemantics prop removed recursively)
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?assertEqual(#{}, B2M1),
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%%
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%% With updateSemantics : suggest, the offered data is accepted if
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%% the existing is missing or 'null'.
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S02Ps = S0Ps#{<<"c">> => #{<<"type">> => <<"object">>,
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<<"updateSemantics">> => <<"suggest">>,
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<<"properties">> =>
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#{<<"c1">> => #{<<"type">> => <<"integer">>},
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<<"c2">> => #{<<"type">> => <<"integer">>}
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}}},
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S02 = S0#{<<"properties">> => S02Ps},
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A02 = A0#{<<"c">> => #{<<"c1">> => 1}},
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B02 = B0#{<<"c">> => #{<<"c2">> => 2}},
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#{<<"a">> := 1,
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<<"b">> := #{<<"b1">> := [1,2],
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<<"b2">> := #{<<"b21">> := <<"foo">>}},
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<<"c">> := #{<<"c2">> := 2}} =
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gmconfig_schema_utils:merge(A02, B02, S02),
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B03 = B0#{<<"c">> => null},
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#{<<"a">> := 1,
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<<"b">> := #{<<"b1">> := [1,2],
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<<"b2">> := #{<<"b21">> := <<"foo">>}},
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<<"c">> := #{<<"c1">> := 1}} =
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gmconfig_schema_utils:merge(A02, B0, S02),
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#{<<"a">> := 1,
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<<"b">> := #{<<"b1">> := [1,2],
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<<"b2">> := #{<<"b21">> := <<"foo">>}},
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<<"c">> := #{<<"c1">> := 1}} =
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gmconfig_schema_utils:merge(A02, B03, S02),
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ok.
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t_integer() ->
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S0 = #{<<"type">> => <<"integer">>},
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is_valid(17, S0),
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all_fail([17.0, [], #{}, <<>>], S0, wrong_type),
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S1 = S0#{<<"minimum">> => 1, <<"maximum">> => 4},
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all_valid([1, 2, 4], S1),
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all_fail([0, 5], S1, not_in_range),
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S2 = S0#{<<"exclusiveMinimum">> => 1, <<"exclusiveMaximum">> => 3},
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is_valid(2, S2),
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all_fail([1, 3], S2, not_in_range),
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S3 = S0#{<<"multipleOf">> => 2},
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is_valid(4, S3),
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fails(3, S3, not_a_multiple),
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ok.
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t_number() ->
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S0 = #{<<"type">> => <<"number">>},
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all_valid([17, 17.0], S0),
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all_fail([#{}, [], <<>>, true], S0, wrong_type),
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S1 = S0#{<<"minimum">> => 1, <<"maximum">> => 4.0},
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all_valid([1, 1.0, 2, 2.3, 3.999, 4, 4.0], S1),
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all_fail([0, 5], S1, not_in_range),
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S2 = S0#{<<"exclusiveMinimum">> => 1, <<"exclusiveMaximum">> => 3},
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is_valid(2, S2),
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all_fail([1, 3], S2, not_in_range),
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S3 = S0#{<<"multipleOf">> => 2},
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is_valid(4, S3),
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all_fail([3, 4.0], S3, not_a_multiple),
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ok.
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t_boolean() ->
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S0 = #{<<"type">> => <<"boolean">>},
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all_valid([true, false], S0),
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%% truthy and falsy types not accepted
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all_fail([1, 0, null, [], <<>>, #{}], S0, wrong_type),
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ok.
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t_string() ->
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S0 = #{<<"type">> => <<"string">>},
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all_valid([<<>>, <<"foo">>], S0),
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fails("foo", S0, wrong_type),
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ok.
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t_array() ->
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S0 = #{<<"type">> => <<"array">>},
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all_valid([ [], [1,1], [1,2,3], [#{}] ], S0),
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all_fail([1, false, #{}, <<"foo">>], S0, wrong_type),
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S1 = S0#{<<"minItems">> => 2},
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all_valid([[1,2], [1,2,3,4]], S1),
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all_fail([[], [1]], S1, not_in_range),
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S2 = S0#{<<"maxItems">> => 4},
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all_valid([[], [1], [1,2], [1,2,3,4]], S2),
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fails([1,2,3,4,5], S2, not_in_range),
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S3 = maps:merge(S1, S2),
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all_valid([ [1,2], [1,2,3], [1,2,3,4] ], S3),
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all_fail([ [1], [1,2,3,4,5] ], S3, not_in_range),
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S4 = S0#{<<"uniqueItems">> => true},
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all_valid([ [], [1], [1,2] ], S4),
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all_fail([ [1,1], [2,1,2] ], S4, not_unique),
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S5 = S0#{<<"items">> => #{<<"type">> => <<"integer">>}},
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all_valid([ [], [1], [1,2,3] ], S5),
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fails([<<"foo">>], S5, #{e => wrong_type, p => [array,items,0,integer]}),
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fails([1,2,false], S5, #{e => wrong_type, p => [array,items,2,integer]}),
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S6 = S0#{<<"prefixItems">> => [#{<<"type">> => <<"string">>},
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#{<<"type">> => <<"integer">>},
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#{<<"type">> => <<"integer">>}]},
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is_valid([<<"foo">>, 1], S6),
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is_valid([<<"foo">>, 1, 2], S6),
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is_valid([<<"foo">>, 1, 2, 3], S6),
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fails([1,2,3], S6, #{e => wrong_type, p => [array,prefixItems,0,string]}),
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S7 = S6#{<<"items">> => false},
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fails([<<"foo">>, 1, 2, 3], S7, #{e => invalid,
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p => [array,prefixItems,items,3]}),
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S71 = S6#{<<"items">> => #{<<"type">> => <<"integer">>}},
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is_valid([<<>>, 1,2,3,4,5,6], S71),
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fails([<<>>, 1,2,3,4,5,[]], S71,
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#{e => wrong_type,
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p => [array,prefixItems,items,6,integer]}),
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S8 = S0#{<<"contains">> => #{<<"type">> => <<"integer">>}},
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is_valid([1,2,3], S8),
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is_valid([true,true,1], S8),
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fails([true], S8, contains),
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fails([], S8, contains), % not sure where specifed, but makes sense
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S81 = S8#{<<"minContains">> => 2},
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is_valid([1,2,3], S81),
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is_valid([true,1,2], S81),
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fails([1], S81, #{e => not_in_range, p => [array, contains, min,
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integer, minimum]}),
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S82 = S8#{<<"maxContains">> => 4},
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all_valid([ [1], [1,2,3], [true,1,2,3,4] ], S82),
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S83 = maps:merge(S81, S82),
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is_valid([1,2,3], S83),
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fails([1], S83, #{e => not_in_range, p => [array, contains, min,
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integer, minimum]}),
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fails([1,2,3,4,5], S83, #{e => not_in_range, p => [array, contains, max,
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integer, maximum]}),
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is_valid([], S8#{<<"minContains">> => 0}),
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ok.
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t_object() ->
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S0 = #{<<"type">> => <<"object">>},
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all_valid([ #{}, #{<<"a">> => 1} ], S0),
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all_fail([ true, 17, 17.0, [], <<"foo">> ], S0, #{e => wrong_type}),
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S1 = S0#{<<"properties">> => #{<<"a">> => #{<<"type">> => <<"integer">>}}},
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all_valid([ #{<<"a">> => 1}, #{}, #{<<"b">> => 1} ], S1),
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fails(#{<<"a">> => true}, S1, #{e => wrong_type,
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p => [object, <<"a">>, integer]}),
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is_valid(#{<<"b">> => 1}, S1#{<<"additionalProperties">> => true}),
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fails(#{<<"b">> => 1}, S1#{<<"additionalProperties">> => false},
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#{e => invalid,
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p => [object, <<"b">>],
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a => [additionalProperties]}),
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fails(#{<<"b">> => 1}, S1#{<<"required">> => [<<"a">>]},
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#{e => required, p => [object,required], a => [[<<"a">>]]}),
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all_valid([ #{<<"a">> => 1}, #{<<"a">> => true} ],
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S0#{<<"properties">> =>
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#{<<"a">> => #{<<"oneOf">> =>
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[#{<<"type">> => <<"integer">>},
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#{<<"type">> => <<"boolean">>}]}
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}}),
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S2 = S0#{<<"properties">> =>
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#{<<"a">> => #{<<"type">> => <<"integer">>,
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<<"allOf">> =>
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[#{<<"minimum">> => 2},
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#{<<"maximum">> => 5},
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#{<<"multipleOf">> => 2}
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]}}
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},
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is_valid(#{<<"a">> => 4}, S2),
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fails(#{<<"a">> => 3}, S2, #{e => failing_schemas,
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a => [[{2,'_'}]|'_'],
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p => [object, <<"a">>, allOf]}),
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ok.
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t_shortcut_schema() ->
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Vs = [<<"foo">>,
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#{<<"a">> => 1},
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17],
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all_valid(Vs, #{}),
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all_valid(Vs, true),
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all_fail(Vs, false, invalid),
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ok.
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is_valid(V, S) ->
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{V, V} = {valid(V, S), V}.
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%% ?assertEqual(V, valid(V, S)).
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fails(V, S, Reason) ->
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fails(V, S, #{}, Reason).
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fails(V, S, Opts, Reason) when is_atom(Reason) ->
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fails(V, S, Opts, #{e => Reason});
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fails(V, S, Opts, Expect) ->
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try validate(V, S, Opts) of
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_ ->
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error({expected_exception, #{v => V,
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s => S,
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e => Expect}})
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catch
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error:R ->
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match_expected(Expect, R)
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end.
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%% ?assertError({Reason, [], V}, valid(V, S)).
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match_expected(E, R) ->
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case maps:fold(
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fun(K, V, Acc) ->
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case maps:find(K, R) of
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{ok, V} -> Acc;
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{ok, Other} ->
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case match_other(V, Other) of
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true -> Acc;
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false ->
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Acc#{K => Other}
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end;
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error ->
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Acc#{K => '$not_found'}
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end
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end, #{}, E) of
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M when map_size(M) == 0 ->
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ok;
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Unexpected ->
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error({expected, E, Unexpected})
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end.
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match_other(V, V) -> true;
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match_other([H1|T1], [H2|T2]) ->
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case match_other(H1, H2) of
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true ->
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match_other(T1, T2);
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false ->
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false
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end;
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match_other(T1, T2) when tuple_size(T1) =:= tuple_size(T2) ->
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lists:all(fun({A,B}) -> match_other(A, B) end,
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lists:zip(tuple_to_list(T1),
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tuple_to_list(T2)));
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match_other('_', _) ->
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true;
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match_other(_, _) ->
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false.
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all_valid(Vs, S) ->
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[is_valid(V, S) || V <- Vs].
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all_fail(Vs, S, Reason) ->
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[fails(V, S, Reason) || V <- Vs].
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read(F) ->
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FullF = filename:join(
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filename:dirname(code:which(?MODULE)), F),
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?debugFmt("FullF = ~s~n", [FullF]),
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{ok, Bin} = file:read_file(FullF),
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dec(Bin).
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dec(Str) ->
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try json:decode(Str)
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catch
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error:E ->
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error(#{type => json_decode_error,
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error => E})
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end.
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t_ref_loop() ->
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S = read("data/ref_loop_schema.json"),
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try gmconfig_schema_utils:schema([<<"$defs">>,<<"alice">>], S) of
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Unexpected ->
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error({unexpected, Unexpected})
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catch
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error:nested_references ->
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ok
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end.
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t_recursive_def() ->
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S = read("data/recursion_schema.json"),
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D = read("data/recursion_data.json"),
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Df = read("data/recursion_data_faulty.json"),
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is_valid(D, S),
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fails(Df, S, #{e => wrong_type, p => [object, <<"children">>,
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array, items, 0,
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object, <<"children">>,
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array, items, 0,
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object,<<"children">>,
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array, items, 0,
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object, <<"name">>, string
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]}),
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ok.
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t_nested_refs() ->
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S = read("data/nested_refs_schema.json"),
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F = fun(Str, #{<<"tags">> := Tags}) ->
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true = lists:any(
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fun(T) ->
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nomatch =/= string:prefix(Str, T)
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end, Tags)
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end,
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Opts = #{extensions => #{<<"x-serialization">> => F}},
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Vs = #{<<"tx">> => #{<<"from">> => <<"ak_good">>}},
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Vf = #{<<"tx">> => #{<<"from">> => <<"ac_bad">>}},
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validate(Vs, S, Opts),
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fails(Vf, S, Opts, #{e => failing_schemas}),
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ok.
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