Fix specs

lib/mosaik/graph/visualizer.rb

@@ -36,7 +36,7 @@ def to_dot
                .clusters
                .values
                .filter_map do |cluster|
-               next if options[:show_uncoupled] || (cluster.vertices.empty? || cluster.vertices.all? { |vertex| vertex.edges.empty? })
+               next unless options[:show_uncoupled] || (cluster.vertices.any? { |vertex| vertex.edges.any? })
 
                [
                  "subgraph \"#{cluster.id}\" {",

spec/mosaik/commands/identify_spec.rb

@@ -19,6 +19,8 @@
       let(:arguments) { ["--algorithm", "invalid"] }
 
       it "raises an error" do
+        FileUtils.touch("mosaik-candidates.csv")
+
         expect { command.validate }.to raise_error MOSAIK::OptionError, "unknown algorithm: invalid"
       end
     end

spec/mosaik/configuration_spec.rb

@@ -36,7 +36,7 @@
       end
 
       it "sets the includes attribute" do
-        expect(described_class.from(file).includes).to eq ["**/*.{rb,rake,erb}"]
+        expect(described_class.from(file).includes).to eq ["**/*.rb"]
       end
 
       it "sets the excludes attribute" do

spec/mosaik/graph/visualizer_spec.rb

@@ -111,7 +111,7 @@
     end
 
     context "when uncoupled vertices are hidden" do
-      let(:options) { { show_uncoupled: false } }
+      let(:options) { { show_uncoupled: false, show_labels: true } }
 
       it "returns the graph in DOT format" do
         graph.add_vertex("vertex1")
@@ -130,7 +130,7 @@
     end
 
     context "when labels are hidden" do
-      let(:options) { { show_labels: false } }
+      let(:options) { { show_uncoupled: true, show_labels: false } }
 
       it "returns the graph in DOT format" do
         graph.add_vertex("vertex1")