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-rw-r--r--devtools/client/webaudioeditor/test/browser_audionode-actor-get-param-flags.js47
1 files changed, 47 insertions, 0 deletions
diff --git a/devtools/client/webaudioeditor/test/browser_audionode-actor-get-param-flags.js b/devtools/client/webaudioeditor/test/browser_audionode-actor-get-param-flags.js
new file mode 100644
index 000000000..17f7bf846
--- /dev/null
+++ b/devtools/client/webaudioeditor/test/browser_audionode-actor-get-param-flags.js
@@ -0,0 +1,47 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Test AudioNode#getParamFlags()
+ */
+
+add_task(function* () {
+ let { target, front } = yield initBackend(SIMPLE_NODES_URL);
+ let [_, nodes] = yield Promise.all([
+ front.setup({ reload: true }),
+ getN(front, "create-node", 15)
+ ]);
+
+ let allNodeParams = yield Promise.all(nodes.map(node => node.getParams()));
+ let nodeTypes = [
+ "AudioDestinationNode",
+ "AudioBufferSourceNode", "ScriptProcessorNode", "AnalyserNode", "GainNode",
+ "DelayNode", "BiquadFilterNode", "WaveShaperNode", "PannerNode", "ConvolverNode",
+ "ChannelSplitterNode", "ChannelMergerNode", "DynamicsCompressorNode", "OscillatorNode",
+ "StereoPannerNode"
+ ];
+
+ // For some reason nodeTypes.forEach and params.forEach fail here so we use
+ // simple for loops.
+ for (let i = 0; i < nodeTypes.length; i++) {
+ let type = nodeTypes[i];
+ let params = allNodeParams[i];
+
+ for (let {param, value, flags} of params) {
+ let testFlags = yield nodes[i].getParamFlags(param);
+ ok(typeof testFlags === "object", type + " has flags from #getParamFlags(" + param + ")");
+
+ if (param === "buffer") {
+ is(flags.Buffer, true, "`buffer` params have Buffer flag");
+ }
+ else if (param === "bufferSize" || param === "frequencyBinCount") {
+ is(flags.readonly, true, param + " is readonly");
+ }
+ else if (param === "curve") {
+ is(flags["Float32Array"], true, "`curve` param has Float32Array flag");
+ }
+ }
+ }
+
+ yield removeTab(target.tab);
+});