diff --git a/editions/test/tiddlers/tests/data/operators/colour/ColourFunctionDiv.tid b/editions/test/tiddlers/tests/data/operators/colour/ColourFunctionDiv.tid
new file mode 100644
index 000000000..e6d2b84c7
--- /dev/null
+++ b/editions/test/tiddlers/tests/data/operators/colour/ColourFunctionDiv.tid
@@ -0,0 +1,18 @@
+title: Operators/Colour/ColourFunctionDiv
+description: Simple colour function applied to a DIV
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+\parsermode inline
+\import [subfilter{$:/core/config/GlobalImportFilter}]
+<div style.background=<<colour page-background>>>
+Something
+</div>
++
+title: ExpectedResult
+
+<div style="background:#f4f4f4;">
+Something
+</div>
\ No newline at end of file
diff --git a/editions/test/tiddlers/tests/data/operators/colour/ColourFunctionSimple.tid b/editions/test/tiddlers/tests/data/operators/colour/ColourFunctionSimple.tid
new file mode 100644
index 000000000..8cb21ef73
--- /dev/null
+++ b/editions/test/tiddlers/tests/data/operators/colour/ColourFunctionSimple.tid
@@ -0,0 +1,18 @@
+title: Operators/Colour/ColourFunctionSimple
+description: Simple colour function
+type: text/vnd.tiddlywiki-multiple
+tags: [[$:/tags/wiki-test-spec]]
+
+title: Output
+
+\parsermode inline
+\import [subfilter{$:/core/config/GlobalImportFilter}]
+<$text text={{{ [subfilter{Filter}] }}}/>
++
+title: Filter
+
+[function[colour],[background]]
++
+title: ExpectedResult
+
+#ffffff
\ No newline at end of file
diff --git a/plugins/tiddlywiki/jasmine/run-wiki-based-tests.js b/plugins/tiddlywiki/jasmine/run-wiki-based-tests.js
index 90d4768e4..2e854cf46 100644
--- a/plugins/tiddlywiki/jasmine/run-wiki-based-tests.js
+++ b/plugins/tiddlywiki/jasmine/run-wiki-based-tests.js
@@ -30,6 +30,13 @@ describe("Wiki-based tests", function() {
 				wiki.addTiddler(coreTiddler);
 			}
 			wiki.addTiddlers(readMultipleTiddlersTiddler(title));
+			// Unpack plugin tiddlers
+			wiki.readPluginInfo();
+			wiki.registerPluginTiddlers("plugin");
+			wiki.unpackPluginTiddlers();
+			wiki.addIndexersToWiki();
+			// Clear changes queue
+			wiki.clearTiddlerEventQueue();
 			// Complain if we don't have the ouput and expected results
 			if(!wiki.tiddlerExists("Output")) {
 				throw "Missing 'Output' tiddler";