Update sample rate range in audiocontextoptions.html

The specification is being updated to put different requirements on the
sample rate in WebAudio. Update the WPT to reflect this.

See WebAudio/web-audio-api#2657

Change-Id: Ic99a306da2cf625b52168c4143c0a3320aef1087
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7204605
Reviewed-by: Hongchan Choi <[email protected]>
Commit-Queue: Hongchan Choi <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1555679}

Author: Michael Wilson

webaudio/the-audio-api/the-audiocontext-interface/audiocontextoptions.html

@@ -163,39 +163,62 @@
                 'Test creating contexts with non-default sampleRate values.'
           },
           function(task, should) {
-            // A sampleRate of 1 is unlikely to be supported on any browser,
-            // test that this rate is rejected.
+            // A negative sample rate should not be accepted
             should(
                 () => {
-                  context = new AudioContext({sampleRate: 1})
+                  context = new AudioContext({sampleRate: -1})
                 },
-                'context = new AudioContext({sampleRate: 1})')
+                'context = new AudioContext({sampleRate: -1})')
                 .throw(DOMException, 'NotSupportedError');
 
-            // A sampleRate of 1,000,000 is unlikely to be supported on any
-            // browser, test that this rate is also rejected.
+            // A null sample rate should not be accepted
             should(
                 () => {
-                  context = new AudioContext({sampleRate: 1000000})
+                  context = new AudioContext({sampleRate: 0})
                 },
-                'context = new AudioContext({sampleRate: 1000000})')
+                'context = new AudioContext({sampleRate: 0})')
                 .throw(DOMException, 'NotSupportedError');
-            // A negative sample rate should not be accepted
+
+
+            // A sampleRate oustide the range 3000 to 768000 must be rejected
             should(
                 () => {
-                  context = new AudioContext({sampleRate: -1})
+                  context = new AudioContext({sampleRate: 2999})
                 },
-                'context = new AudioContext({sampleRate: -1})')
+                'context = new AudioContext({sampleRate: 2999})')
                 .throw(DOMException, 'NotSupportedError');
-            // A null sample rate should not be accepted
-            should(
+
+           should(
                 () => {
-                  context = new AudioContext({sampleRate: 0})
+                  context = new AudioContext({sampleRate: 768001})
                 },
-                'context = new AudioContext({sampleRate: 0})')
+                'context = new AudioContext({sampleRate: 768001})')
                 .throw(DOMException, 'NotSupportedError');
 
+           // A sampleRate in the range 3000 to 768000 must be accepted
+           should(
+                () => {
+                  context = new AudioContext({sampleRate: 3000})
+                },
+                'context = new AudioContext({sampleRate: 3000})')
+                .notThrow();
+            should(
+                context.sampleRate, 'sampleRate inrange')
+                .beEqualTo(3000);
+            context.close();
+
+           should(
+                () => {
+                  context = new AudioContext({sampleRate: 768000})
+                },
+                'context = new AudioContext({sampleRate: 768000})')
+                .notThrow();
             should(
+                context.sampleRate, 'sampleRate inrange')
+                .beEqualTo(768000);
+            context.close();
+
+           should(
                 () => {
                   context = new AudioContext({sampleRate: 24000})
                 },