Output MuTool Version info

.github/workflows/ci.yml

@@ -13,9 +13,9 @@ jobs:
     strategy:
       matrix:
         vips-version:
-          - 8.14.5
+          - 8.15.0
         im-version:
-          - 7.1.1-17
+          - 7.1.1-21
         ruby-version:
           - 3.0.5
         backend:
@@ -116,8 +116,11 @@ jobs:
           ruby-version: ${{ matrix.ruby-version }}
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
 
-      - run: |
+      - env:
+          VIPS_WARNING: 1
+        run: |
           vips --version
           identify --version
           ffmpeg -version
+          mutool -v
           bundle exec rake test:${{ matrix.backend }}

lib/bob_ross/backends/imagemagick.rb

@@ -3,6 +3,10 @@ module BobRoss::ImageMagickBackend
 
   class <<self
 
+  def key
+    :im
+  end
+
   def version
     return @version if @version
     version_cmd = Terrapin::CommandLine.new("identify", '-version')

lib/bob_ross/backends/libvips.rb

@@ -11,6 +11,10 @@ module BobRoss::LibVipsBackend
 
   class <<self
 
+  def key
+    :vips
+  end
+
   def version
     Vips.version_string
   end

test/bob_ross/server_test.rb

@@ -217,7 +217,16 @@ def create_server(configs={})
 
     response = server.get("/flyer")
     assert_equal 'image/jpeg', response.headers['Content-Type']
-    assert_includes ['7d5daa0941b10cb47277e954a77413b2', '2f4645b128d93f5d9304b79baabb9fdd'], Digest::MD5.hexdigest(response.body)
+    assert_includes key_for_version(key_for_backend(key_for_version({
+      '>= 1.19.0' => {
+        im: {
+          '>= 7.1.1-21' => '7d5daa0941b10cb47277e954a77413b2'
+        },
+        vips: {
+          '>= 8.15.0' => '2f4645b128d93f5d9304b79baabb9fdd'
+        }
+      }
+    }, mupdf_version))), Digest::MD5.hexdigest(response.body)
 
     response = server.get("/S100/floorplan")
     assert_equal 'image/jpeg', response.headers['Content-Type']

test/test_helper.rb

@@ -51,7 +51,14 @@ def self.test(name, requires: nil, &block)
       end
     end
   end
-
+
+  def mupdf_version
+    return @version if @version
+    version_cmd = Terrapin::CommandLine.new("mutool", '-v')
+    version_cmd.run
+    @version = version_cmd.output.error_output.match(/version\s+(\S+)/)[1]
+  end
+
   def wait_until
     while !yield
       sleep 0.1
@@ -83,19 +90,26 @@ def assert_geometry(geom, image)
     assert_equal geom, "#{image.width}x#{image.height}"
   end
 
+  def backend
+    BobRoss.backend.key
+  end
+
+  def key_for_backend(hash, backend=nil)
+    hash[backend || BobRoss.backend.key]
+  end
+
+  def key_for_version(hash, version=nil)
+    version ||= BobRoss.backend.version
+
+    hash.find do |k,v|
+      Gem::Dependency.new('a', k).match?('a', version.gsub('-', '.'))
+    end&.[](1)
+  end
+
   # exp is the signature or [IM sig, libvips sig]
   def assert_signature(expected, image)
     if expected.is_a?(Hash)
-      case BobRoss.backend.name
-      when 'BobRoss::ImageMagickBackend'
-        expected = expected[:im].find do |k,v|
-          Gem::Dependency.new('a', k).match?('a', BobRoss.backend.version.gsub('-', '.'))
-        end&.[](1)
-      when 'BobRoss::LibVipsBackend'
-        expected = expected[:vips].find do |k,v|
-          Gem::Dependency.new('a', k).match?('a', BobRoss.backend.version.gsub('-', '.'))
-        end&.[](1)
-      end
+      expected = key_for_version(key_for_backend(expected))
     end
 
     signature = `identify -verbose '#{image.path}'`.match(/signature: (\w+)/)[1]