diff --git a/test/compass_test.rb b/test/compass_test.rb
index 7dff4904..aff2388a 100644
--- a/test/compass_test.rb
+++ b/test/compass_test.rb
@@ -92,6 +92,7 @@ private
     @current_project = project_name
     Compass.add_configuration(configuration_file(project_name)) if File.exists?(configuration_file(project_name))
     Compass.configuration.project_path = project_path(project_name)
+    Compass.configuration.environment = :production
     args = Compass.configuration.to_compiler_arguments(:logger => Compass::NullLogger.new)
     if Compass.configuration.sass_path && File.exists?(Compass.configuration.sass_path)
       compiler = Compass::Compiler.new *args
diff --git a/test/fixtures/stylesheets/blueprint/css/typography.css b/test/fixtures/stylesheets/blueprint/css/typography.css
index 9fda1f3b..ab85ffc5 100644
--- a/test/fixtures/stylesheets/blueprint/css/typography.css
+++ b/test/fixtures/stylesheets/blueprint/css/typography.css
@@ -1,29 +1,24 @@
-/* line 26, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 body {
   line-height: 1.5;
   font-family: Helvetica Neue, Arial, Helvetica, sans-serif;
   color: #333333;
   font-size: 75%; }
 
-/* line 58, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 h1 {
   font-weight: normal;
   color: #222222;
   font-size: 3em;
   line-height: 1;
   margin-bottom: 0.5em; }
-  /* line 63, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
   h1 img {
     margin: 0; }
 
-/* line 65, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 h2 {
   font-weight: normal;
   color: #222222;
   font-size: 2em;
   margin-bottom: 0.75em; }
 
-/* line 69, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 h3 {
   font-weight: normal;
   color: #222222;
@@ -31,7 +26,6 @@ h3 {
   line-height: 1;
   margin-bottom: 1em; }
 
-/* line 74, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 h4 {
   font-weight: normal;
   color: #222222;
@@ -39,7 +33,6 @@ h4 {
   line-height: 1.25;
   margin-bottom: 1.25em; }
 
-/* line 79, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 h5 {
   font-weight: normal;
   color: #222222;
@@ -47,157 +40,121 @@ h5 {
   font-weight: bold;
   margin-bottom: 1.5em; }
 
-/* line 84, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 h6 {
   font-weight: normal;
   color: #222222;
   font-size: 1em;
   font-weight: bold; }
 
-/* line 88, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 h2 img, h3 img, h4 img, h5 img, h6 img {
   margin: 0; }
 
-/* line 90, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 p {
   margin: 0 0 1.5em; }
-  /* line 92, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
   p img.left {
     display: inline;
     float: left;
     margin: 1.5em 1.5em 1.5em 0;
     padding: 0; }
-  /* line 96, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
   p img.right {
     display: inline;
     float: right;
     margin: 1.5em 0 1.5em 1.5em;
     padding: 0; }
 
-/* line 100, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 a {
   text-decoration: underline;
   color: #000099; }
-  /* line 12, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/links/_link_colors.sass */
   a:visited {
     color: #000066; }
-  /* line 15, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/links/_link_colors.sass */
   a:focus {
     color: black; }
-  /* line 18, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/links/_link_colors.sass */
   a:hover {
     color: black; }
-  /* line 21, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/links/_link_colors.sass */
   a:active {
     color: #cc0099; }
 
-/* line 103, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 blockquote {
   margin: 1.5em;
   color: #666;
   font-style: italic; }
 
-/* line 107, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 strong {
   font-weight: bold; }
 
-/* line 109, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 em {
   font-style: italic; }
 
-/* line 111, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 dfn {
   font-style: italic;
   font-weight: bold; }
 
-/* line 114, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 sup, sub {
   line-height: 0; }
 
-/* line 116, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 abbr, acronym {
   border-bottom: 1px dotted #666; }
 
-/* line 118, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 address {
   margin: 0 0 1.5em;
   font-style: italic; }
 
-/* line 121, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 del {
   color: #666; }
 
-/* line 123, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 pre {
   margin: 1.5em 0;
   white-space: pre; }
 
-/* line 126, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 pre, code, tt {
   font: 1em 'andale mono', 'lucida console', monospace;
   line-height: 1.5; }
 
-/* line 129, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 li ul, li ol {
   margin: 0; }
 
-/* line 131, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 ul, ol {
   margin: 0 1.5em 1.5em 0;
   padding-left: 3.333em; }
 
-/* line 134, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 ul {
   list-style-type: disc; }
 
-/* line 136, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 ol {
   list-style-type: decimal; }
 
-/* line 138, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 dl {
   margin: 0 0 1.5em 0; }
-  /* line 140, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
   dl dt {
     font-weight: bold; }
 
-/* line 142, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 dd {
   margin-left: 1.5em; }
 
-/* line 144, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 table {
   margin-bottom: 1.4em;
   width: 100%; }
 
-/* line 147, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 th {
   font-weight: bold; }
 
-/* line 149, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 thead th {
   background: #c3d9ff; }
 
-/* line 151, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 th, td, caption {
   padding: 4px 10px 4px 5px; }
 
-/* line 153, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 tr.even td {
   background: #e5ecf9; }
 
-/* line 155, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 tfoot {
   font-style: italic; }
 
-/* line 157, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 caption {
   background: #eee; }
 
-/* line 159, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 .quiet {
   color: #666666; }
 
-/* line 161, /Users/chris/Projects/compass/lib/compass/frameworks/blueprint/stylesheets/blueprint/./_typography.sass */
 .loud {
   color: #111111; }
diff --git a/test/fixtures/stylesheets/compass/css/layout.css b/test/fixtures/stylesheets/compass/css/layout.css
index 0d66b226..f461c7a0 100644
--- a/test/fixtures/stylesheets/compass/css/layout.css
+++ b/test/fixtures/stylesheets/compass/css/layout.css
@@ -1,18 +1,14 @@
-/* line 7, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/layout/_sticky_footer.sass */
 html, body {
   height: 100%; }
 
-/* line 9, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/layout/_sticky_footer.sass */
 #layout {
   min-height: 100%;
   height: auto !important;
   height: 100%;
   margin-bottom: -72px; }
-  /* line 14, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/layout/_sticky_footer.sass */
   #layout #layout_footer {
     height: 72px; }
 
-/* line 16, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/layout/_sticky_footer.sass */
 #footer {
   clear: both;
   position: relative;
diff --git a/test/fixtures/stylesheets/compass/css/print.css b/test/fixtures/stylesheets/compass/css/print.css
index 62da8047..e4a30310 100644
--- a/test/fixtures/stylesheets/compass/css/print.css
+++ b/test/fixtures/stylesheets/compass/css/print.css
@@ -1,16 +1,12 @@
-/* line 7, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/_print.sass */
 .noprint,
 .no-print {
   display: none; }
 
-/* line 11, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/_print.sass */
 address.print-only, blockquote.print-only, center.print-only, dir.print-only, div.print-only, dd.print-only, dl.print-only, dt.print-only, fieldset.print-only, form.print-only, frameset.print-only, h1.print-only, h2.print-only, h3.print-only, h4.print-only, h5.print-only, h6.print-only, hr.print-only, isindex.print-only, menu.print-only, noframes.print-only, noscript.print-only, ol.print-only, p.print-only, pre.print-only, ul.print-only {
   display: block; }
 
-/* line 14, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/_print.sass */
 a.print-only, abbr.print-only, acronym.print-only, b.print-only, basefont.print-only, bdo.print-only, big.print-only, br.print-only, cite.print-only, code.print-only, dfn.print-only, em.print-only, font.print-only, i.print-only, img.print-only, input.print-only, kbd.print-only, label.print-only, q.print-only, s.print-only, samp.print-only, select.print-only, small.print-only, span.print-only, strike.print-only, strong.print-only, sub.print-only, sup.print-only, textarea.print-only, tt.print-only, u.print-only, var.print-only {
   display: inline; }
 
-/* line 17, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/_print.sass */
 .print-only {
   display: none; }
diff --git a/test/fixtures/stylesheets/compass/css/reset.css b/test/fixtures/stylesheets/compass/css/reset.css
index 27f52ef2..2df6b411 100644
--- a/test/fixtures/stylesheets/compass/css/reset.css
+++ b/test/fixtures/stylesheets/compass/css/reset.css
@@ -1,4 +1,3 @@
-/* line 6, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 html, body, div, span, applet, object, iframe,
 h1, h2, h3, h4, h5, h6, p, blockquote, pre,
 a, abbr, acronym, address, big, cite, code,
@@ -17,58 +16,45 @@ table, caption, tbody, tfoot, thead, tr, th, td {
   font-family: inherit;
   vertical-align: baseline; }
 
-/* line 17, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 *:focus {
   outline: 0; }
 
-/* line 20, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 body {
   line-height: 1em;
   color: #000;
   background: #fff; }
 
-/* line 23, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 ol, ul {
   list-style: none; }
 
 /* tables still need 'cellspacing="0"' in the markup */
-/* line 27, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 table {
   border-collapse: separate;
   border-spacing: 0;
   vertical-align: middle; }
 
-/* line 30, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 caption, th, td {
   text-align: left;
   font-weight: normal;
   vertical-align: middle; }
 
-/* line 33, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 q, blockquote {
   quotes: "" ""; }
-  /* line 101, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
   q:before, q:after, blockquote:before, blockquote:after {
     content: ""; }
 
-/* line 36, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 a img {
   border: none; }
 
-/* line 4, ../sass/reset.sass */
 .unregistered-only, .registered-only {
   display: none; }
 
-/* line 125, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 body.registered a.registered-only, body.registered abbr.registered-only, body.registered acronym.registered-only, body.registered b.registered-only, body.registered basefont.registered-only, body.registered bdo.registered-only, body.registered big.registered-only, body.registered br.registered-only, body.registered cite.registered-only, body.registered code.registered-only, body.registered dfn.registered-only, body.registered em.registered-only, body.registered font.registered-only, body.registered i.registered-only, body.registered img.registered-only, body.registered input.registered-only, body.registered kbd.registered-only, body.registered label.registered-only, body.registered q.registered-only, body.registered s.registered-only, body.registered samp.registered-only, body.registered select.registered-only, body.registered small.registered-only, body.registered span.registered-only, body.registered strike.registered-only, body.registered strong.registered-only, body.registered sub.registered-only, body.registered sup.registered-only, body.registered textarea.registered-only, body.registered tt.registered-only, body.registered u.registered-only, body.registered var.registered-only {
   display: inline; }
-/* line 130, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 body.registered address.registered-only, body.registered blockquote.registered-only, body.registered center.registered-only, body.registered dir.registered-only, body.registered div.registered-only, body.registered dd.registered-only, body.registered dl.registered-only, body.registered dt.registered-only, body.registered fieldset.registered-only, body.registered form.registered-only, body.registered frameset.registered-only, body.registered h1.registered-only, body.registered h2.registered-only, body.registered h3.registered-only, body.registered h4.registered-only, body.registered h5.registered-only, body.registered h6.registered-only, body.registered hr.registered-only, body.registered isindex.registered-only, body.registered menu.registered-only, body.registered noframes.registered-only, body.registered noscript.registered-only, body.registered ol.registered-only, body.registered p.registered-only, body.registered pre.registered-only, body.registered ul.registered-only {
   display: block; }
 
-/* line 125, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 body.unregistered a.unregistered-only, body.unregistered abbr.unregistered-only, body.unregistered acronym.unregistered-only, body.unregistered b.unregistered-only, body.unregistered basefont.unregistered-only, body.unregistered bdo.unregistered-only, body.unregistered big.unregistered-only, body.unregistered br.unregistered-only, body.unregistered cite.unregistered-only, body.unregistered code.unregistered-only, body.unregistered dfn.unregistered-only, body.unregistered em.unregistered-only, body.unregistered font.unregistered-only, body.unregistered i.unregistered-only, body.unregistered img.unregistered-only, body.unregistered input.unregistered-only, body.unregistered kbd.unregistered-only, body.unregistered label.unregistered-only, body.unregistered q.unregistered-only, body.unregistered s.unregistered-only, body.unregistered samp.unregistered-only, body.unregistered select.unregistered-only, body.unregistered small.unregistered-only, body.unregistered span.unregistered-only, body.unregistered strike.unregistered-only, body.unregistered strong.unregistered-only, body.unregistered sub.unregistered-only, body.unregistered sup.unregistered-only, body.unregistered textarea.unregistered-only, body.unregistered tt.unregistered-only, body.unregistered u.unregistered-only, body.unregistered var.unregistered-only {
   display: inline; }
-/* line 130, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_reset.sass */
 body.unregistered address.unregistered-only, body.unregistered blockquote.unregistered-only, body.unregistered center.unregistered-only, body.unregistered dir.unregistered-only, body.unregistered div.unregistered-only, body.unregistered dd.unregistered-only, body.unregistered dl.unregistered-only, body.unregistered dt.unregistered-only, body.unregistered fieldset.unregistered-only, body.unregistered form.unregistered-only, body.unregistered frameset.unregistered-only, body.unregistered h1.unregistered-only, body.unregistered h2.unregistered-only, body.unregistered h3.unregistered-only, body.unregistered h4.unregistered-only, body.unregistered h5.unregistered-only, body.unregistered h6.unregistered-only, body.unregistered hr.unregistered-only, body.unregistered isindex.unregistered-only, body.unregistered menu.unregistered-only, body.unregistered noframes.unregistered-only, body.unregistered noscript.unregistered-only, body.unregistered ol.unregistered-only, body.unregistered p.unregistered-only, body.unregistered pre.unregistered-only, body.unregistered ul.unregistered-only {
   display: block; }
diff --git a/test/fixtures/stylesheets/compass/css/utilities.css b/test/fixtures/stylesheets/compass/css/utilities.css
index 3fee5a16..b8b12855 100644
--- a/test/fixtures/stylesheets/compass/css/utilities.css
+++ b/test/fixtures/stylesheets/compass/css/utilities.css
@@ -1,15 +1,11 @@
-/* line 3, ../sass/utilities.sass */
 .clearfix {
   overflow: hidden;
   display: inline-block; }
-  /* line 5, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/./_hacks.sass */
   .clearfix {
     display: block; }
 
-/* line 5, ../sass/utilities.sass */
 .pie-clearfix {
   display: inline-block; }
-  /* line 17, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/_clearfix.sass */
   .pie-clearfix:after {
     content: " ";
     display: block;
@@ -17,6 +13,5 @@
     clear: both;
     overflow: hidden;
     visibility: hidden; }
-  /* line 5, /Users/chris/Projects/compass/lib/compass/frameworks/compass/stylesheets/compass/utilities/general/./_hacks.sass */
   .pie-clearfix {
     display: block; }