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authorStavros Aronis <[email protected]>2011-04-02 18:57:42 +0300
committerHenrik Nord <[email protected]>2011-05-04 15:06:15 +0200
commitca4633fd683527097451ca1398c90c87bb5c14fc (patch)
tree3d8e18c9becd4feb7d3ceb1eed24bdce2ef69dd6 /lib/dialyzer/test/race_SUITE_data/src/mnesia_dirty_read_one_write_two.erl
parentbc619f0cbf9555df6dfc44a499f0cd9cee8bd1be (diff)
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Rename suite data directories
Diffstat (limited to 'lib/dialyzer/test/race_SUITE_data/src/mnesia_dirty_read_one_write_two.erl')
-rw-r--r--lib/dialyzer/test/race_SUITE_data/src/mnesia_dirty_read_one_write_two.erl20
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diff --git a/lib/dialyzer/test/race_SUITE_data/src/mnesia_dirty_read_one_write_two.erl b/lib/dialyzer/test/race_SUITE_data/src/mnesia_dirty_read_one_write_two.erl
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--- /dev/null
+++ b/lib/dialyzer/test/race_SUITE_data/src/mnesia_dirty_read_one_write_two.erl
@@ -0,0 +1,20 @@
+%% This tests the presence of possible races due to an mnesia:dirty_read/
+%% mnesia:dirty_write combination. It takes into account the argument types
+%% of the calls.
+
+-module(mnesia_dirty_read_one_write_two).
+-export([raise/2]).
+
+-record(employee, {emp_no,
+ name,
+ salary,
+ sex,
+ phone,
+ room_no}).
+
+
+raise(Eno, Raise) ->
+ [E] = mnesia:dirty_read({employee, Eno}),
+ Salary = E#employee.salary + Raise,
+ New = E#employee{salary = Salary},
+ mnesia:dirty_write(employee, New).