Skip Active Record tests in Action Pack if the SQLite database cant be brought up

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@652 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/test/abstract_unit.rb

 $:.unshift(File.dirname(__FILE__) + '/../lib')
+$:.unshift(File.dirname(__FILE__) + '/../../activesupport/lib')
 
 require 'test/unit'
 require 'action_controller'

actionpack/test/controller/active_record_assertions_test.rb

 path_to_ar = File.dirname(__FILE__) + '/../../../activerecord'
 
 if Object.const_defined?("ActiveRecord") || File.exist?(path_to_ar)
-# This test is very different than the others.  It requires ActiveRecord to 
-# run.  There's a bunch of stuff we are assuming here:
-#
-# 1.  activerecord exists as a sibling directory to actionpack
-#     (i.e., actionpack/../activerecord)
-# 2.  you've created the appropriate database to run the active_record unit tests
-# 3.  you set the appropriate database connection below
-
-driver_to_use = 'native_sqlite'
-
-$: << path_to_ar + '/lib/'
-$: << path_to_ar + '/test/'
-require 'active_record' unless Object.const_defined?("ActiveRecord")
-require "connections/#{driver_to_use}/connection"
-require 'fixtures/company'
-
-# -----------------------------------------------------------------------------
-
-# add some validation rules to trip up the assertions
-class Company
-  protected
-    def validate
-      errors.add_on_empty('name')
-      errors.add('rating', 'rating should not be 2') if rating == 2
-      errors.add_to_base('oh oh') if rating == 3
-    end  
-end
+  
+  # This test is very different than the others.  It requires ActiveRecord to 
+  # run.  There's a bunch of stuff we are assuming here:
+  #
+  # 1.  activerecord exists as a sibling directory to actionpack
+  #     (i.e., actionpack/../activerecord)
+  # 2.  you've created the appropriate database to run the active_record unit tests
+  # 3.  you set the appropriate database connection below
 
-# -----------------------------------------------------------------------------
+  begin
 
-require File.dirname(__FILE__) + '/../abstract_unit'
+    driver_to_use = 'native_sqlite'
 
-# a controller class to handle the AR assertions
-class ActiveRecordAssertionsController < ActionController::Base
-  # fail with 1 bad column
-  def nasty_columns_1
-    @company = Company.new
-    @company.name = "B"
-    @company.rating = 2
-    render_text "snicker...."
-  end
+    $: << path_to_ar + '/lib/'
+    $: << path_to_ar + '/test/'
+    require 'active_record' unless Object.const_defined?("ActiveRecord")
+    require "connections/#{driver_to_use}/connection"
+    require 'fixtures/company'
+
+    # -----------------------------------------------------------------------------
+
+    # add some validation rules to trip up the assertions
+    class Company
+      protected
+        def validate
+          errors.add_on_empty('name')
+          errors.add('rating', 'rating should not be 2') if rating == 2
+          errors.add_to_base('oh oh') if rating == 3
+        end  
+    end
+
+    # -----------------------------------------------------------------------------
+
+    require File.dirname(__FILE__) + '/../abstract_unit'
+
+    # a controller class to handle the AR assertions
+    class ActiveRecordAssertionsController < ActionController::Base
+      # fail with 1 bad column
+      def nasty_columns_1
+        @company = Company.new
+        @company.name = "B"
+        @company.rating = 2
+        render_text "snicker...."
+      end
   
-  # fail with 2 bad column
-  def nasty_columns_2
-    @company = Company.new
-    @company.name = ""
-    @company.rating = 2
-    render_text "double snicker...."
-  end
+      # fail with 2 bad column
+      def nasty_columns_2
+        @company = Company.new
+        @company.name = ""
+        @company.rating = 2
+        render_text "double snicker...."
+      end
   
-  # this will pass validation
-  def good_company
-    @company = Company.new
-    @company.name = "A"
-    @company.rating = 69
-    render_text "Goodness Gracious!"
-  end
+      # this will pass validation
+      def good_company
+        @company = Company.new
+        @company.name = "A"
+        @company.rating = 69
+        render_text "Goodness Gracious!"
+      end
   
-  # this will fail validation
-  def bad_company
-    @company = Company.new 
-    render_text "Who's Bad?"
-  end
+      # this will fail validation
+      def bad_company
+        @company = Company.new 
+        render_text "Who's Bad?"
+      end
   
-  # the safety dance......
-  def rescue_action(e) raise; end
-end
+      # the safety dance......
+      def rescue_action(e) raise; end
+    end
 
-# -----------------------------------------------------------------------------
+    # -----------------------------------------------------------------------------
 
-ActiveRecordAssertionsController.template_root = File.dirname(__FILE__) + "/../fixtures/"
+    ActiveRecordAssertionsController.template_root = File.dirname(__FILE__) + "/../fixtures/"
 
-# The test case to try the AR assertions
-class ActiveRecordAssertionsControllerTest < Test::Unit::TestCase
-  # set it up
-  def setup
-    @request = ActionController::TestRequest.new
-    @response = ActionController::TestResponse.new
-    @controller = ActiveRecordAssertionsController.new
-  end
+    # The test case to try the AR assertions
+    class ActiveRecordAssertionsControllerTest < Test::Unit::TestCase
+      # set it up
+      def setup
+        @request = ActionController::TestRequest.new
+        @response = ActionController::TestResponse.new
+        @controller = ActiveRecordAssertionsController.new
+      end
 
-  # test for 1 bad apple column
-  def test_some_invalid_columns
-    process :nasty_columns_1
-    assert_success
-    assert_invalid_record 'company'
-    assert_invalid_column_on_record 'company', 'rating'
-    assert_valid_column_on_record 'company', 'name'
-    assert_valid_column_on_record 'company', ['name','id']
-  end
+      # test for 1 bad apple column
+      def test_some_invalid_columns
+        process :nasty_columns_1
+        assert_success
+        assert_invalid_record 'company'
+        assert_invalid_column_on_record 'company', 'rating'
+        assert_valid_column_on_record 'company', 'name'
+        assert_valid_column_on_record 'company', ['name','id']
+      end
 
-  # test for 2 bad apples columns
-  def test_all_invalid_columns
-    process :nasty_columns_2
-    assert_success
-    assert_invalid_record 'company'
-    assert_invalid_column_on_record 'company', 'rating'
-    assert_invalid_column_on_record 'company', 'name'
-    assert_invalid_column_on_record 'company', ['name','rating']
-  end
+      # test for 2 bad apples columns
+      def test_all_invalid_columns
+        process :nasty_columns_2
+        assert_success
+        assert_invalid_record 'company'
+        assert_invalid_column_on_record 'company', 'rating'
+        assert_invalid_column_on_record 'company', 'name'
+        assert_invalid_column_on_record 'company', ['name','rating']
+      end
 
-  # ensure we have no problems with an ActiveRecord
-  def test_valid_record
-    process :good_company
-    assert_success
-    assert_valid_record 'company'
-  end
+      # ensure we have no problems with an ActiveRecord
+      def test_valid_record
+        process :good_company
+        assert_success
+        assert_valid_record 'company'
+      end
  
-  # ensure we have problems with an ActiveRecord
-  def test_invalid_record
-    process :bad_company
-    assert_success
-    assert_invalid_record 'company'
+      # ensure we have problems with an ActiveRecord
+      def test_invalid_record
+        process :bad_company
+        assert_success
+        assert_invalid_record 'company'
+      end
+    end 
+
+  rescue SqliteError => e
+    puts "Skipping active record based tests"    
+    puts e.message    
   end
-end 
 
-end
\ No newline at end of file
+end

activerecord/test/abstract_unit.rb

 $:.unshift(File.dirname(__FILE__) + '/../lib')
+$:.unshift(File.dirname(__FILE__) + '/../../activesupport/lib')
 
 require 'test/unit'
 require 'active_record'

activerecord/test/connections/native_sqlite/connection.rb

@@ -3,6 +3,9 @@
 require 'logger'
 ActiveRecord::Base.logger = Logger.new("debug.log")
 
+class SqliteError < StandardError
+end
+
 BASE_DIR = File.expand_path(File.dirname(__FILE__) + '/../../fixtures')
 sqlite_test_db  = "#{BASE_DIR}/fixture_database.sqlite"
 sqlite_test_db2 = "#{BASE_DIR}/fixture_database_2.sqlite"
@@ -12,7 +15,7 @@ def make_connection(clazz, db_file, db_definitions_file)
     puts "SQLite database not found at #{db_file}. Rebuilding it."
     sqlite_command = "sqlite #{db_file} 'create table a (a integer); drop table a;'"
     puts "Executing '#{sqlite_command}'"
-    `#{sqlite_command}`
+    raise SqliteError.new("Seems that there is no sqlite executable available") unless system(sqlite_command)
     clazz.establish_connection(
         :adapter => "sqlite",
         :dbfile  => db_file)

activerecord/test/connections/native_sqlite3/connection.rb

@@ -2,7 +2,9 @@
 require 'fixtures/course'
 require 'logger'
 ActiveRecord::Base.logger = Logger.new("debug.log")
-ActiveRecord::Base.logger.level = Logger::DEBUG
+
+class SqliteError < StandardError
+end
 
 BASE_DIR = File.expand_path(File.dirname(__FILE__) + '/../../fixtures')
 sqlite_test_db  = "#{BASE_DIR}/fixture_database.sqlite3"
@@ -13,7 +15,7 @@ def make_connection(clazz, db_file, db_definitions_file)
     puts "SQLite3 database not found at #{db_file}. Rebuilding it."
     sqlite_command = "sqlite3 #{db_file} 'create table a (a integer); drop table a;'"
     puts "Executing '#{sqlite_command}'"
-    `#{sqlite_command}`
+    raise SqliteError.new("Seems that there is no sqlite3 executable available") unless system(sqlite_command)
     clazz.establish_connection(
         :adapter => "sqlite3",
         :dbfile  => db_file)