96 lines
2.8 KiB
Ruby
96 lines
2.8 KiB
Ruby
require "cases/helper"
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require 'models/default'
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require 'models/post'
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require 'models/task'
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class SqlServerAdapterTest < ActiveRecord::TestCase
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class TableWithRealColumn < ActiveRecord::Base; end
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fixtures :posts, :tasks
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def setup
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@connection = ActiveRecord::Base.connection
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end
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def teardown
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@connection.execute("SET LANGUAGE us_english") rescue nil
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end
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def test_real_column_has_float_type
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assert_equal :float, TableWithRealColumn.columns_hash["real_number"].type
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end
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# SQL Server 2000 has a bug where some unambiguous date formats are not
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# correctly identified if the session language is set to german
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def test_date_insertion_when_language_is_german
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@connection.execute("SET LANGUAGE deutsch")
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assert_nothing_raised do
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Task.create(:starting => Time.utc(2000, 1, 31, 5, 42, 0), :ending => Date.new(2006, 12, 31))
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end
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end
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def test_indexes_with_descending_order
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# Make sure we have an index with descending order
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@connection.execute "CREATE INDEX idx_credit_limit ON accounts (credit_limit DESC)" rescue nil
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assert_equal ["credit_limit"], @connection.indexes('accounts').first.columns
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ensure
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@connection.execute "DROP INDEX accounts.idx_credit_limit"
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end
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def test_execute_without_block_closes_statement
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assert_all_statements_used_are_closed do
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@connection.execute("SELECT 1")
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end
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end
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def test_execute_with_block_closes_statement
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assert_all_statements_used_are_closed do
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@connection.execute("SELECT 1") do |sth|
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assert !sth.finished?, "Statement should still be alive within block"
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end
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end
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end
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def test_insert_with_identity_closes_statement
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assert_all_statements_used_are_closed do
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@connection.insert("INSERT INTO accounts ([id], [firm_id],[credit_limit]) values (999, 1, 50)")
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end
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end
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def test_insert_without_identity_closes_statement
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assert_all_statements_used_are_closed do
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@connection.insert("INSERT INTO accounts ([firm_id],[credit_limit]) values (1, 50)")
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end
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end
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def test_active_closes_statement
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assert_all_statements_used_are_closed do
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@connection.active?
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end
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end
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def assert_all_statements_used_are_closed(&block)
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existing_handles = []
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ObjectSpace.each_object(DBI::StatementHandle) {|handle| existing_handles << handle}
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GC.disable
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yield
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used_handles = []
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ObjectSpace.each_object(DBI::StatementHandle) {|handle| used_handles << handle unless existing_handles.include? handle}
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assert_block "No statements were used within given block" do
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used_handles.size > 0
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end
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ObjectSpace.each_object(DBI::StatementHandle) do |handle|
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assert_block "Statement should have been closed within given block" do
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handle.finished?
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end
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end
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ensure
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GC.enable
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end
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end
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