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85 lines
3.5 KiB
Ruby
85 lines
3.5 KiB
Ruby
require "cases/helper"
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module ActiveRecord
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module ConnectionAdapters
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class ColumnDefinitionTest < ActiveRecord::TestCase
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def setup
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@adapter = AbstractAdapter.new(nil)
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def @adapter.native_database_types
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{string: "varchar"}
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end
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@viz = @adapter.schema_creation
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end
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# Avoid column definitions in create table statements like:
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# `title` varchar(255) DEFAULT NULL
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def test_should_not_include_default_clause_when_default_is_null
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column = Column.new("title", nil, SqlTypeMetadata.new(limit: 20))
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column_def = ColumnDefinition.new(
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column.name, "string",
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column.limit, column.precision, column.scale, column.default, column.null)
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assert_equal "title varchar(20)", @viz.accept(column_def)
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end
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def test_should_include_default_clause_when_default_is_present
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column = Column.new("title", "Hello", SqlTypeMetadata.new(limit: 20))
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column_def = ColumnDefinition.new(
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column.name, "string",
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column.limit, column.precision, column.scale, column.default, column.null)
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assert_equal "title varchar(20) DEFAULT 'Hello'", @viz.accept(column_def)
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end
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def test_should_specify_not_null_if_null_option_is_false
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type_metadata = SqlTypeMetadata.new(limit: 20)
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column = Column.new("title", "Hello", type_metadata, false)
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column_def = ColumnDefinition.new(
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column.name, "string",
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column.limit, column.precision, column.scale, column.default, column.null)
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assert_equal "title varchar(20) DEFAULT 'Hello' NOT NULL", @viz.accept(column_def)
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end
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if current_adapter?(:Mysql2Adapter)
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def test_should_set_default_for_mysql_binary_data_types
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type = SqlTypeMetadata.new(type: :binary, sql_type: "binary(1)")
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binary_column = MySQL::Column.new("title", "a", type)
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assert_equal "a", binary_column.default
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type = SqlTypeMetadata.new(type: :binary, sql_type: "varbinary")
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varbinary_column = MySQL::Column.new("title", "a", type)
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assert_equal "a", varbinary_column.default
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end
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def test_should_be_empty_string_default_for_mysql_binary_data_types
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type = SqlTypeMetadata.new(type: :binary, sql_type: "binary(1)")
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binary_column = MySQL::Column.new("title", "", type, false)
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assert_equal "", binary_column.default
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type = SqlTypeMetadata.new(type: :binary, sql_type: "varbinary")
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varbinary_column = MySQL::Column.new("title", "", type, false)
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assert_equal "", varbinary_column.default
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end
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def test_should_not_set_default_for_blob_and_text_data_types
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text_type = MySQL::TypeMetadata.new(
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SqlTypeMetadata.new(type: :text))
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text_column = MySQL::Column.new("title", nil, text_type)
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assert_equal nil, text_column.default
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not_null_text_column = MySQL::Column.new("title", nil, text_type, false)
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assert_equal "", not_null_text_column.default
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end
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def test_has_default_should_return_false_for_blob_and_text_data_types
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binary_type = SqlTypeMetadata.new(sql_type: "blob")
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blob_column = MySQL::Column.new("title", nil, binary_type)
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assert !blob_column.has_default?
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text_type = SqlTypeMetadata.new(type: :text)
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text_column = MySQL::Column.new("title", nil, text_type)
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assert !text_column.has_default?
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end
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end
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end
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end
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end
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