Fix+specs for Diff::LCS::ChangeTypeTests predicates

1 files changed, 70 insertions, 0 deletions

diff --git a/spec/change_spec.rb b/spec/change_spec.rb
new file mode 100644
index 0000000..9595732
--- /dev/null
+++ b/spec/change_spec.rb
@@ -0,0 +1,70 @@
+# -*- ruby encoding: utf-8 -*-
+
+require 'spec_helper'
+
+describe Diff::LCS::Change do
+
+  describe "an add" do
+    subject { described_class.new('+', 0, 'element') }
+    it { should_not be_deleting()   }
+    it { should     be_adding()     }
+    it { should_not be_unchanged()  }
+    it { should_not be_changed()    }
+    it { should_not be_finished_a() }
+    it { should_not be_finished_b() }
+  end
+
+  describe "a delete" do
+    subject { described_class.new('-', 0, 'element') }
+    it { should     be_deleting()   }
+    it { should_not be_adding()     }
+    it { should_not be_unchanged()  }
+    it { should_not be_changed()    }
+    it { should_not be_finished_a() }
+    it { should_not be_finished_b() }
+  end
+
+  describe "an unchanged" do
+    subject { described_class.new('=', 0, 'element') }
+    it { should_not be_deleting()   }
+    it { should_not be_adding()     }
+    it { should     be_unchanged()  }
+    it { should_not be_changed()    }
+    it { should_not be_finished_a() }
+    it { should_not be_finished_b() }
+  end
+
+  describe "a changed" do
+    subject { described_class.new('!', 0, 'element') }
+    it { should_not be_deleting()   }
+    it { should_not be_adding()     }
+    it { should_not be_unchanged()  }
+    it { should     be_changed()    }
+    it { should_not be_finished_a() }
+    it { should_not be_finished_b() }
+  end
+
+  describe "a finished_a" do
+    subject { described_class.new('>', 0, 'element') }
+    it { should_not be_deleting()   }
+    it { should_not be_adding()     }
+    it { should_not be_unchanged()  }
+    it { should_not be_changed()    }
+    it { should     be_finished_a() }
+    it { should_not be_finished_b() }
+  end
+
+  describe "a finished_b" do
+    subject { described_class.new('<', 0, 'element') }
+    it { should_not be_deleting()   }
+    it { should_not be_adding()     }
+    it { should_not be_unchanged()  }
+    it { should_not be_changed()    }
+    it { should_not be_finished_a() }
+    it { should     be_finished_b() }
+  end
+
+
+end
+
+# vim: ft=ruby