diff options
Diffstat (limited to 'spec/lcs_spec.rb')
-rw-r--r-- | spec/lcs_spec.rb | 44 |
1 files changed, 23 insertions, 21 deletions
diff --git a/spec/lcs_spec.rb b/spec/lcs_spec.rb index 205d563..28533e3 100644 --- a/spec/lcs_spec.rb +++ b/spec/lcs_spec.rb @@ -2,53 +2,55 @@ require 'spec_helper' -describe "Diff::LCS::Internals.lcs" do +describe Diff::LCS::Internals, ".lcs" do include Diff::LCS::SpecHelper::Matchers - it "should return a meaningful LCS array with (seq1, seq2)" do + it "returns a meaningful LCS array with (seq1, seq2)" do res = Diff::LCS::Internals.lcs(seq1, seq2) # The result of the LCS (less the +nil+ values) must be as long as the # correct result. - res.compact.size.should == correct_lcs.size - res.should correctly_map_sequence(seq1).to_other_sequence(seq2) + expect(res.compact.size).to eq(correct_lcs.size) + expect(res).to correctly_map_sequence(seq1).to_other_sequence(seq2) # Compact these transformations and they should be the correct LCS. x_seq1 = (0...res.size).map { |ix| res[ix] ? seq1[ix] : nil }.compact x_seq2 = (0...res.size).map { |ix| res[ix] ? seq2[res[ix]] : nil }.compact - x_seq1.should == correct_lcs - x_seq2.should == correct_lcs + expect(x_seq1).to eq(correct_lcs) + expect(x_seq2).to eq(correct_lcs) end - it "should return all indexes with (hello, hello)" do - Diff::LCS::Internals.lcs(hello, hello).should == (0...hello.size).to_a + it "returns all indexes with (hello, hello)" do + expect(Diff::LCS::Internals.lcs(hello, hello)).to \ + eq((0...hello.size).to_a) end - it "should return all indexes with (hello_ary, hello_ary)" do - Diff::LCS::Internals.lcs(hello_ary, hello_ary).should == (0...hello_ary.size).to_a + it "returns all indexes with (hello_ary, hello_ary)" do + expect(Diff::LCS::Internals.lcs(hello_ary, hello_ary)).to \ + eq((0...hello_ary.size).to_a) end end -describe "Diff::LCS.LCS" do +describe Diff::LCS, ".LCS" do include Diff::LCS::SpecHelper::Matchers - it "should return the correct compacted values from Diff::LCS.LCS" do + it "returns the correct compacted values from Diff::LCS.LCS" do res = Diff::LCS.LCS(seq1, seq2) - res.should == correct_lcs - res.compact.should == res + expect(res).to eq(correct_lcs) + expect(res.compact).to eq(res) end - it "should be transitive" do + it "is transitive" do res = Diff::LCS.LCS(seq2, seq1) - res.should == correct_lcs - res.compact.should == res + expect(res).to eq(correct_lcs) + expect(res.compact).to eq(res) end - it "should return %W(h e l l o) with (hello, hello)" do - Diff::LCS.LCS(hello, hello).should == hello.split(//) + it "returns %W(h e l l o) with (hello, hello)" do + expect(Diff::LCS.LCS(hello, hello)).to eq(hello.split(//)) end - it "should return hello_ary with (hello_ary, hello_ary)" do - Diff::LCS.LCS(hello_ary, hello_ary).should == hello_ary + it "returns hello_ary with (hello_ary, hello_ary)" do + expect(Diff::LCS.LCS(hello_ary, hello_ary)).to eq(hello_ary) end end |