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require "cases/helper"
module ActiveRecord
module ConnectionAdapters
class SchemaCacheTest < ActiveRecord::TestCase
def setup
connection = ActiveRecord::Base.connection
@cache = SchemaCache.new connection
end
def test_primary_key
assert_equal "id", @cache.primary_keys("posts")
end
def test_primary_key_for_non_existent_table
assert_nil @cache.primary_keys("omgponies")
end
def test_caches_columns
columns = @cache.columns("posts")
assert_equal columns, @cache.columns("posts")
end
def test_caches_columns_hash
columns_hash = @cache.columns_hash("posts")
assert_equal columns_hash, @cache.columns_hash("posts")
end
def test_clearing
@cache.columns("posts")
@cache.columns_hash("posts")
@cache.data_sources("posts")
@cache.primary_keys("posts")
@cache.clear!
assert_equal 0, @cache.size
end
def test_dump_and_load
@cache.columns("posts")
@cache.columns_hash("posts")
@cache.data_sources("posts")
@cache.primary_keys("posts")
@cache = Marshal.load(Marshal.dump(@cache))
assert_equal 11, @cache.columns("posts").size
assert_equal 11, @cache.columns_hash("posts").size
assert @cache.data_sources("posts")
assert_equal "id", @cache.primary_keys("posts")
end
def test_table_methods_deprecation
assert_deprecated { assert @cache.table_exists?("posts") }
assert_deprecated { assert @cache.tables("posts") }
assert_deprecated { @cache.clear_table_cache!("posts") }
end
end
end
end
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