[wasm][debug] Test instrumentation breakpoint with source map

This tests the 'beforeScriptWithSourceMapExecution' mode of
setInstrumentationBreakpoint for wasm.

R=bmeurer@chromium.org

Bug: chromium:1151211
Change-Id: I3020ab3e67e090407e2641a105c513e7614aa305
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2764342
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#73490}

test/inspector/debugger/wasm-instrumentation-breakpoint-expected.txt

@@ -53,3 +53,19 @@ Script wasm://wasm/8c388106 byte offset 33: Wasm opcode 0x01 (kExprNop)
 Calling exported function 'func' a second time (should trigger no breakpoint).
 Paused at v8://test/call_func with reason "instrumentation".
 Done.
+
+Running test: testBreakOnlyWithSourceMap
+Setting instrumentation breakpoint for source maps only
+{
+    id : <messageId>
+    result : {
+        breakpointId : <breakpointId>
+    }
+}
+Instantiating wasm module without source map.
+Calling exported function 'func' (should trigger no breakpoint).
+Instantiating wasm module with source map.
+Calling exported function 'func' (should trigger a breakpoint).
+Paused at wasm://wasm/c8e3a856 with reason "instrumentation".
+Script wasm://wasm/c8e3a856 byte offset 33: Wasm opcode 0x01 (kExprNop)
+Done.

test/inspector/debugger/wasm-instrumentation-breakpoint.js

@@ -18,8 +18,6 @@ Protocol.Debugger.onPaused(async msg => {
   Protocol.Debugger.resume();
 });
 
-// TODO(clemensb): Add test for 'beforeScriptWithSourceMapExecution'.
-
 InspectorTest.runAsyncTestSuite([
   async function testBreakInStartFunction() {
     const builder = new WasmModuleBuilder();
@@ -88,4 +86,34 @@ InspectorTest.runAsyncTestSuite([
     await Protocol.Debugger.disable();
   },
 
+  async function testBreakOnlyWithSourceMap() {
+    const builder = new WasmModuleBuilder();
+    const func =
+        builder.addFunction('func', kSig_v_v).addBody([kExprNop]).exportFunc();
+    const bytes_no_source_map = builder.toArray();
+    builder.addCustomSection('sourceMappingURL', [3, 97, 98, 99]);
+    const bytes_with_source_map = builder.toArray();
+
+    await Protocol.Debugger.enable();
+    InspectorTest.log(
+        'Setting instrumentation breakpoint for source maps only');
+    InspectorTest.logMessage(
+        await Protocol.Debugger.setInstrumentationBreakpoint(
+            {instrumentation: 'beforeScriptWithSourceMapExecution'}));
+
+    InspectorTest.log('Instantiating wasm module without source map.');
+    await WasmInspectorTest.instantiate(bytes_no_source_map);
+    InspectorTest.log(
+        'Calling exported function \'func\' (should trigger no breakpoint).');
+    await WasmInspectorTest.evalWithUrl('instance.exports.func()', 'call_func');
+
+    InspectorTest.log('Instantiating wasm module with source map.');
+    await WasmInspectorTest.instantiate(bytes_with_source_map);
+    InspectorTest.log(
+        'Calling exported function \'func\' (should trigger a breakpoint).');
+    await WasmInspectorTest.evalWithUrl('instance.exports.func()', 'call_func');
+    InspectorTest.log('Done.');
+    await Protocol.Debugger.disable();
+  },
+
 ]);