86 lines
2.5 KiB
Erlang
86 lines
2.5 KiB
Erlang
%% -------------------------------------------------------------------
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%%
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%% bdberl: DB API Tests
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%% Copyright (c) 2008 The Hive. All rights reserved.
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%%
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%% -------------------------------------------------------------------
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-module(db_api_SUITE).
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-compile(export_all).
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-include_lib("ct.hrl").
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all() ->
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[open_should_create_database_if_none_exists,
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get_should_fail_when_getting_a_nonexistant_record,
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get_should_return_a_value_when_getting_a_valid_record,
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transaction_should_commit_on_success,
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transaction_should_abort_on_exception,
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transaction_should_abort_on_user_abort,
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update_should_save_value_if_successful].
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init_per_testcase(_TestCase, Config) ->
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{ok, Port} = bdberl_port:new(),
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{ok, Db} = bdberl_db:open(Port, "api_test.db", btree, [create, exclusive]),
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[{port, Port},{db, Db}|Config].
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end_per_testcase(_TestCase, Config) ->
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ok = bdberl_db:close(?config(db, Config)),
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true = port_close(?config(port, Config)),
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ok = file:delete("api_test.db").
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open_should_create_database_if_none_exists(_Config) ->
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true = filelib:is_file("api_test.db").
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get_should_fail_when_getting_a_nonexistant_record(Config) ->
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not_found = bdberl_db:get(?config(db, Config), bad_key).
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get_should_return_a_value_when_getting_a_valid_record(Config) ->
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Db = ?config(db, Config),
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ok = bdberl_db:put(Db, mykey, avalue),
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{ok, avalue} = bdberl_db:get(Db, mykey).
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transaction_should_commit_on_success(Config) ->
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Db = ?config(db, Config),
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F = fun() -> bdberl_db:put(Db, mykey, avalue) end,
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{ok, ok} = bdberl_db:transaction(Db, F),
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{ok, avalue} = bdberl_db:get(Db, mykey).
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transaction_should_abort_on_exception(Config) ->
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Db = ?config(db, Config),
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F = fun() ->
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bdberl_db:put(Db, mykey, should_not_see_this),
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throw(testing)
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end,
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{error, {transaction_failed, testing}} = bdberl_db:transaction(Db, F),
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not_found = bdberl_db:get(Db, mykey).
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transaction_should_abort_on_user_abort(Config) ->
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Db = ?config(db, Config),
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F = fun() ->
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bdberl_db:put(Db, mykey, should_not_see_this),
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abort
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end,
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{error, transaction_aborted} = bdberl_db:transaction(Db, F),
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not_found = bdberl_db:get(Db, mykey).
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update_should_save_value_if_successful(Config) ->
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Db = ?config(db, Config),
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ok = bdberl_db:put(Db, mykey, avalue),
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F = fun(Key, Value) ->
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mykey = Key,
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avalue = Value,
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newvalue
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end,
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{ok, newvalue} = bdberl_db:update(Db, mykey, F),
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{ok, newvalue} = bdberl_db:get(Db, mykey).
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