Move tests to cases

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8660 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 131 insertions, 0 deletions

diff --git a/activerecord/test/cases/schema_dumper_test.rb b/activerecord/test/cases/schema_dumper_test.rb
new file mode 100644
index 0000000000..2b7226ec3b
--- /dev/null
+++ b/activerecord/test/cases/schema_dumper_test.rb
@@ -0,0 +1,131 @@
+require 'abstract_unit'
+require "#{File.dirname(__FILE__)}/../lib/active_record/schema_dumper"
+require 'stringio'
+
+if ActiveRecord::Base.connection.respond_to?(:tables)
+
+  class SchemaDumperTest < ActiveSupport::TestCase
+    def standard_dump
+      stream = StringIO.new
+      ActiveRecord::SchemaDumper.ignore_tables = []
+      ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
+      stream.string
+    end
+
+    def test_schema_dump
+      output = standard_dump
+      assert_match %r{create_table "accounts"}, output
+      assert_match %r{create_table "authors"}, output
+      assert_no_match %r{create_table "schema_info"}, output
+    end
+
+    def test_schema_dump_excludes_sqlite_sequence
+      output = standard_dump
+      assert_no_match %r{create_table "sqlite_sequence"}, output
+    end
+
+    def assert_line_up(lines, pattern, required = false)
+      return assert(true) if lines.empty?
+      matches = lines.map { |line| line.match(pattern) }
+      assert matches.all? if required
+      matches.compact!
+      return assert(true) if matches.empty?
+      assert_equal 1, matches.map{ |match| match.offset(0).first }.uniq.length
+    end
+
+    def column_definition_lines(output = standard_dump)
+      output.scan(/^( *)create_table.*?\n(.*?)^\1end/m).map{ |m| m.last.split(/\n/) }
+    end
+
+    def test_types_line_up
+      column_definition_lines.each do |column_set|
+        next if column_set.empty?
+
+        lengths = column_set.map do |column|
+          if match = column.match(/t\.(?:integer|decimal|float|datetime|timestamp|time|date|text|binary|string|boolean)\s+"/)
+            match[0].length
+          end
+        end
+
+        assert_equal 1, lengths.uniq.length
+      end
+    end
+
+    def test_arguments_line_up
+      column_definition_lines.each do |column_set|
+        assert_line_up(column_set, /:default => /)
+        assert_line_up(column_set, /:limit => /)
+        assert_line_up(column_set, /:null => /)
+      end
+    end
+
+    def test_no_dump_errors
+      output = standard_dump
+      assert_no_match %r{\# Could not dump table}, output
+    end
+
+    def test_schema_dump_includes_not_null_columns
+      stream = StringIO.new
+
+      ActiveRecord::SchemaDumper.ignore_tables = [/^[^r]/]
+      ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
+      output = stream.string
+      assert_match %r{:null => false}, output
+    end
+
+    def test_schema_dump_with_string_ignored_table
+      stream = StringIO.new
+
+      ActiveRecord::SchemaDumper.ignore_tables = ['accounts']
+      ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
+      output = stream.string
+      assert_no_match %r{create_table "accounts"}, output
+      assert_match %r{create_table "authors"}, output
+      assert_no_match %r{create_table "schema_info"}, output
+    end
+
+
+    def test_schema_dump_with_regexp_ignored_table
+      stream = StringIO.new
+
+      ActiveRecord::SchemaDumper.ignore_tables = [/^account/]
+      ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
+      output = stream.string
+      assert_no_match %r{create_table "accounts"}, output
+      assert_match %r{create_table "authors"}, output
+      assert_no_match %r{create_table "schema_info"}, output
+    end
+
+
+    def test_schema_dump_illegal_ignored_table_value
+      stream = StringIO.new
+      ActiveRecord::SchemaDumper.ignore_tables = [5]
+      assert_raise(StandardError) do
+        ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
+      end
+    end
+
+    if current_adapter?(:MysqlAdapter)
+      def test_schema_dump_should_not_add_default_value_for_mysql_text_field
+        output = standard_dump
+        assert_match %r{t.text\s+"body",\s+:default => "",\s+:null => false$}, output
+      end
+
+      def test_mysql_schema_dump_should_honor_nonstandard_primary_keys
+        output = standard_dump
+        match = output.match(%r{create_table "movies"(.*)do})
+        assert_not_nil(match, "nonstandardpk table not found")
+        assert_match %r(:primary_key => "movieid"), match[1], "non-standard primary key not preserved"
+      end
+    end
+
+    def test_schema_dump_includes_decimal_options
+      stream = StringIO.new
+      ActiveRecord::SchemaDumper.ignore_tables = [/^[^n]/]
+      ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
+      output = stream.string
+      assert_match %r{:precision => 3,[[:space:]]+:scale => 2,[[:space:]]+:default => 2.78}, output
+    end
+  end
+
+end