michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: /**
michael@0:  * Makes sure Pie Charts correctly handle empty source data.
michael@0:  */
michael@0: 
michael@0: function test() {
michael@0:   initNetMonitor(SIMPLE_URL).then(([aTab, aDebuggee, aMonitor]) => {
michael@0:     info("Starting test... ");
michael@0: 
michael@0:     let { document, L10N, Chart } = aMonitor.panelWin;
michael@0:     let container = document.createElement("box");
michael@0: 
michael@0:     let pie = Chart.Pie(document, {
michael@0:       data: [],
michael@0:       width: 100,
michael@0:       height: 100
michael@0:     });
michael@0: 
michael@0:     let node = pie.node;
michael@0:     let slices = node.querySelectorAll(".pie-chart-slice.chart-colored-blob");
michael@0:     let labels = node.querySelectorAll(".pie-chart-label");
michael@0: 
michael@0:     is(slices.length, 1,
michael@0:       "There should be 1 pie chart slice created.");
michael@0:     ok(slices[0].getAttribute("d").match(/\s*M 50,50 L 50\.\d+,2\.5\d* A 47\.5,47\.5 0 1 1 49\.\d+,2\.5\d* Z/),
michael@0:       "The slice has the correct data.");
michael@0: 
michael@0:     ok(slices[0].hasAttribute("largest"),
michael@0:       "The slice should be the largest one.");
michael@0:     ok(slices[0].hasAttribute("smallest"),
michael@0:       "The slice should also be the smallest one.");
michael@0:     ok(slices[0].getAttribute("name"), L10N.getStr("pieChart.unavailable"),
michael@0:       "The slice's name is correct.");
michael@0: 
michael@0:     is(labels.length, 1,
michael@0:       "There should be 1 pie chart label created.");
michael@0:     is(labels[0].textContent, "Empty",
michael@0:       "The label's text is correct.");
michael@0: 
michael@0:     teardown(aMonitor).then(finish);
michael@0:   });
michael@0: }