Add test-gem code

libimagruby/gem/imag.rb

@@ -0,0 +1,99 @@
+#!/usr/bin/env ruby
+
+module RubyImag
+
+  IMAG_INIT_FN_NAME = 'imag_ruby_initialize'
+
+  def self.setup binary_path
+    require 'fiddle'
+
+    self.core_setup binary_path
+    self.classes_setup
+  end
+
+  module Logger
+
+    def self.init debug, verbose, color
+      Imag.init_logger debug, verbose, color
+    end
+
+    def self.trace msg
+      Imag.trace msg
+    end
+
+    def self.dbg msg
+      Imag.dbg msg
+    end
+
+    def self.debug msg
+      Imag.debug msg
+    end
+
+    def self.info msg
+      Imag.info msg
+    end
+
+    def self.warn msg
+      Imag.warn msg
+    end
+
+    def self.error msg
+      Imag.error msg
+    end
+
+  end
+
+  private
+
+  def self.class_names
+    [
+      :StoreId             ,
+      :StoreHandle         ,
+      :FileLockEntryHandle ,
+      :EntryHeader         ,
+      :EntryContent        ,
+    ]
+  end
+
+  def self.core_setup binary
+    lib = Fiddle::dlopen binary
+    Fiddle::Function::new(lib[RubyImag::IMAG_INIT_FN_NAME], [], Fiddle::TYPE_VOIDP).call
+
+    self.class_names.map {|n| [n, "R#{n}".to_sym ] }.each do |elem|
+      RubyImag.const_set elem.first, Kernel.const_get(elem.last)
+    end
+  end
+
+  def self.classes_setup
+    self.class_storeid_setup
+  end
+
+  def self.class_storeid_setup
+    RubyImag::StoreId.class_exec do
+      def to_s
+        self.to_str
+      end
+    end
+  end
+
+end
+
+if __FILE__ == $0
+  puts "Running some tests..."
+  puts "I hope you passed the library object as first argument..."
+  begin
+    RubyImag.setup ARGV.first
+  rescue Exception => e
+    puts "Seems not to be the case... or something else went wrong..."
+    puts e
+    exit 1
+  end
+
+  RubyImag::Logger.init true, true, true
+  RubyImag::Logger.info "The Logger should work now"
+
+  RubyImag::Logger.info "Lets see whether we have properly setup StoreId"
+  RubyImag::Logger.info RubyImag::StoreId::new_baseless("baselessId").to_s
+  RubyImag::Logger.info "Seems good."
+end
+