1 files changed, 85 insertions, 0 deletions
diff --git a/debian/missing-sources/epoch/tests/unit/core/css.coffee b/debian/missing-sources/epoch/tests/unit/core/css.coffee
new file mode 100644
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--- /dev/null
+++ b/debian/missing-sources/epoch/tests/unit/core/css.coffee
@@ -0,0 +1,85 @@
+describe 'Epoch.QueryCSS', ->
+  styleMap =
+    '#container rect':
+      'fill': 'blue'
+      'stroke': 'red'
+      'stroke-width': '5px'
+    '#container rect.a':
+      'fill': 'green'
+      'stroke': 'yellow'
+      'stroke-width': '1px'
+    'rect#byid':
+      'fill': 'purple'
+      'stroke': '#94105A'
+      'stroke-width': '15px'
+    'body.alt-color rect#byid':
+      'fill': '#abcdef1'
+      'stroke': '#48419A'
+      'stroke-width': '2em'
+
+  [container, svg, styleTag] = [null, null, null]
+
+  makeStyleSheet = ->
+    cssStatements = []
+    for selector, rules of styleMap
+      cssStatements.push (selector + "{" + ("#{k}: #{v}" for k, v of rules).join(';') + "}")
+    css = cssStatements.join('\n')
+    styleTag = addStyleSheet(css)
+
+  makeContainer = ->
+    container = d3.select(doc.body).append('div')
+      .attr('id', 'container')
+    svg = container.append('svg')
+      .attr('width', 10)
+      .attr('height', 10)
+
+  assertStyles = (object, selector) ->
+    unless object?
+      assert(false, "Object contains no styles")
+
+    unless (mapping = styleMap[selector])?
+      assert(false, "Could not find styles with selector: #{selector}")
+
+    for key, value of mapping
+      assert.equal object[key], value, "Style mismatch on rule '#{key}'"
+
+  before (done) ->
+    makeStyleSheet()
+    makeContainer()
+    done()
+
+  after (done) ->
+    doc.head.removeChild(styleTag)
+    doc.body.removeChild(container.node())
+    done()
+
+  describe 'getStyles', ->
+    it 'should find styles for an svg element', ->
+      styles = Epoch.QueryCSS.getStyles('rect', container)
+      assertStyles styles, '#container rect'
+
+    it 'should find styles using a specific class name', ->
+      styles = Epoch.QueryCSS.getStyles('rect.a', container)
+      assertStyles styles, '#container rect.a'
+
+    it 'should find styles using an id', ->
+      styles = Epoch.QueryCSS.getStyles('rect#byid', container)
+      assertStyles styles, 'rect#byid'
+
+  describe 'purge', ->
+    before (done) ->
+      d3.select(doc.body).attr('class', 'alt-color')
+      done()
+
+    after (done) ->
+      d3.select(doc.body).attr('class', null)
+      done()
+
+    it 'should find cached styles before a purge', ->
+      styles = Epoch.QueryCSS.getStyles('rect#byid', container)
+      assertStyles styles, 'rect#byid'
+
+    it 'should find new styles after purging the cache', ->
+      Epoch.QueryCSS.purge()
+      styles = Epoch.QueryCSS.getStyles('rect#byid', container)
+      assertStyles styles, 'body.alt-color rect#byid'