Respect debug env variable when running tests (#193)

Author: Bialogs

test/unit/inspec_tools/pdf_test.rb

@@ -7,17 +7,17 @@ def test_that_csv_exists
 
   def test_pdf_init_with_valid_params
     pdf = File.open('examples/CIS_Ubuntu_Linux_16.04_LTS_Benchmark_v1.0.0.pdf')
-    assert(InspecTools::PDF.new(pdf, 'test', false))
+    assert(InspecTools::PDF.new(pdf, 'test', ENV['INSPEC_TOOLS_DEBUG'] || false))
   end
 
   def test_pdf_init_with_invalid_params
     pdf = nil
-    assert_raises(StandardError) { InspecTools::PDF.new(pdf, 'test', false) }
+    assert_raises(StandardError) { InspecTools::PDF.new(pdf, 'test', ENV['INSPEC_TOOLS_DEBUG'] || false) }
   end
 
   def test_pdf_to_inspec
     pdf = File.open('examples/CIS_Ubuntu_Linux_16.04_LTS_Benchmark_v1.0.0.pdf')
-    pdf_tool = InspecTools::PDF.new(pdf, 'test', true)
+    pdf_tool = InspecTools::PDF.new(pdf, 'test', ENV['INSPEC_TOOLS_DEBUG'] || false)
     inspec_json = pdf_tool.to_inspec
     assert(inspec_json)
   end