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-rw-r--r--devtools/client/shared/test/browser_flame-graph-03b.js92
1 files changed, 92 insertions, 0 deletions
diff --git a/devtools/client/shared/test/browser_flame-graph-03b.js b/devtools/client/shared/test/browser_flame-graph-03b.js
new file mode 100644
index 000000000..936eb831e
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+++ b/devtools/client/shared/test/browser_flame-graph-03b.js
@@ -0,0 +1,92 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests that selections in the flame graph widget work properly on HiDPI.
+
+const TEST_DATA = [
+ {
+ color: "#f00",
+ blocks: [
+ { x: 0, y: 0, width: 50, height: 20, text: "FOO" },
+ { x: 50, y: 0, width: 100, height: 20, text: "BAR" }
+ ]
+ },
+ {
+ color: "#00f",
+ blocks: [
+ { x: 0, y: 30, width: 30, height: 20, text: "BAZ" }
+ ]
+ }
+];
+const TEST_BOUNDS = { startTime: 0, endTime: 150 };
+const TEST_WIDTH = 200;
+const TEST_HEIGHT = 100;
+const TEST_DPI_DENSITIY = 2;
+
+var {FlameGraph} = require("devtools/client/shared/widgets/FlameGraph");
+
+add_task(function* () {
+ yield addTab("about:blank");
+ yield performTest();
+ gBrowser.removeCurrentTab();
+});
+
+function* performTest() {
+ let [host,, doc] = yield createHost();
+ doc.body.setAttribute("style",
+ "position: fixed; width: 100%; height: 100%; margin: 0;");
+
+ let graph = new FlameGraph(doc.body, TEST_DPI_DENSITIY);
+ graph.fixedWidth = TEST_WIDTH;
+ graph.fixedHeight = TEST_HEIGHT;
+
+ yield graph.ready();
+
+ testGraph(graph);
+
+ yield graph.destroy();
+ host.destroy();
+}
+
+function testGraph(graph) {
+ graph.setData({ data: TEST_DATA, bounds: TEST_BOUNDS });
+
+ is(graph.getViewRange().startTime, 0,
+ "The selection start boundary is correct on HiDPI (1).");
+ is(graph.getViewRange().endTime, 150,
+ "The selection end boundary is correct on HiDPI (1).");
+
+ is(graph.getOuterBounds().startTime, 0,
+ "The bounds start boundary is correct on HiDPI (1).");
+ is(graph.getOuterBounds().endTime, 150,
+ "The bounds end boundary is correct on HiDPI (1).");
+
+ scroll(graph, 10000, HORIZONTAL_AXIS, 1);
+
+ is(Math.round(graph.getViewRange().startTime), 150,
+ "The selection start boundary is correct on HiDPI (2).");
+ is(Math.round(graph.getViewRange().endTime), 150,
+ "The selection end boundary is correct on HiDPI (2).");
+
+ is(graph.getOuterBounds().startTime, 0,
+ "The bounds start boundary is correct on HiDPI (2).");
+ is(graph.getOuterBounds().endTime, 150,
+ "The bounds end boundary is correct on HiDPI (2).");
+}
+
+// EventUtils just doesn't work!
+
+var HORIZONTAL_AXIS = 1;
+var VERTICAL_AXIS = 2;
+
+function scroll(graph, wheel, axis, x, y = 1) {
+ x /= window.devicePixelRatio;
+ y /= window.devicePixelRatio;
+ graph._onMouseMove({ testX: x, testY: y });
+ graph._onMouseWheel({ testX: x, testY: y, axis, detail: wheel,
+ HORIZONTAL_AXIS,
+ VERTICAL_AXIS
+ });
+}