Class: Expectation

Inherits:
Object
  • Object
show all
Defined in:
lib/dbexpect/expectations/expectation.rb

Overview

Copyright 2012 C3 Business Solutions

This file is part of dbexpect.

dbexpect is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

dbexpect is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with dbexpect.  If not, see <http://www.gnu.org/licenses/>.

Direct Known Subclasses

RowCountExpectation, RowExpectation

Instance Method Summary collapse

Constructor Details

#initialize(db_name, schema, table) ⇒ Expectation

Returns a new instance of Expectation.



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# File 'lib/dbexpect/expectations/expectation.rb', line 18

def initialize(db_name,schema,table)
  @schema = schema
  @table = table
  @db_name = db_name
end

Instance Method Details

#failed_validation? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dbexpect/expectations/expectation.rb', line 38

def failed_validation?
  @failure
end

#failure_message ⇒ Object 



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# File 'lib/dbexpect/expectations/expectation.rb', line 42

def failure_message
  @failure
end

#validate_expectation(databases) ⇒ Object 



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# File 'lib/dbexpect/expectations/expectation.rb', line 24

def validate_expectation(databases)
  database = databases[@db_name]
  begin
    num = database.num_rows_match(@schema,@table,where_clause)
  rescue OdbcConnection::DatabaseException => e
    @failure = expect_msg + "instead database raised error: #{e.message}"
    return
  end

  if num != @count
    @failure = expect_msg + "got #{num}"
  end
end