From b645e22d8cdff81e80b9f081c3f336bc657e3fa8 Mon Sep 17 00:00:00 2001
From: atton <e115763@gmail.com>
Date: Fri, 22 Sep 2017 14:47:36 +0900
Subject: [PATCH] Raise RuntimeError when try convert from unspported class

---
 lib/rghost/ruby_ghost_engine.rb | 2 ++
 spec/color_spec.rb              | 4 ++--
 spec/convert_spec.rb            | 4 ++++
 spec/document_spec.rb           | 2 +-
 4 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/lib/rghost/ruby_ghost_engine.rb b/lib/rghost/ruby_ghost_engine.rb
index 54c9c46..13aab11 100755
--- a/lib/rghost/ruby_ghost_engine.rb
+++ b/lib/rghost/ruby_ghost_engine.rb
@@ -67,6 +67,8 @@ def render(device=nil)
       #@delete_input=false unless @options[:debug]
     when String
       file_in=@document
+    else
+      raise RuntimeError.new("Cannot convert #{@document.class}. Supported classes are RGhost::Document or File or String.")
     end
 
     params << shellescape(file_in)
diff --git a/spec/color_spec.rb b/spec/color_spec.rb
index a105dcc..2c15652 100644
--- a/spec/color_spec.rb
+++ b/spec/color_spec.rb
@@ -143,7 +143,7 @@
     
     it "should create a color from a hex(html style)" do
       c = RGhost::RGB.new "#ABBACA"
-      c.ps.to_s.should == "0.670588235294118 0.729411764705882 0.792156862745098 setrgbcolor"
+      c.ps.to_s.should == "0.6705882352941176 0.7294117647058823 0.792156862745098 setrgbcolor"
       
       c = RGhost::RGB.new "#FFFFFF"
       c.ps.to_s.should == "1.0 1.0 1.0 setrgbcolor"
@@ -158,7 +158,7 @@
       c.ps.to_s.should == "1.0 1.0 0.0 setrgbcolor"
       
       c = RGhost::RGB.new "#334455"
-      c.ps.to_s.should == "0.2 0.266666666666667 0.333333333333333 setrgbcolor"
+      c.ps.to_s.should == "0.2 0.26666666666666666 0.3333333333333333 setrgbcolor"
       
     end
 
diff --git a/spec/convert_spec.rb b/spec/convert_spec.rb
index 0858790..4e6a30a 100644
--- a/spec/convert_spec.rb
+++ b/spec/convert_spec.rb
@@ -45,6 +45,10 @@
     File.size(file).should_not be(0)
     
   end
+
+  it "should raise exception when initialize with not supported file" do
+    expect{ RGhost::Convert.new(nil).to :jpeg }.to raise_error(/NilClass/)
+  end
   
   
 
diff --git a/spec/document_spec.rb b/spec/document_spec.rb
index f0a40f9..0d6637b 100644
--- a/spec/document_spec.rb
+++ b/spec/document_spec.rb
@@ -6,7 +6,7 @@
     
     doc = RGhost::Document.new
     r = doc.render :pdf, :filename => RGhost.using_temp_dir("testdoc.pdf")
-    File.exists?(r.output).should be_true
+    File.exists?(r.output).should be true
     
   end