| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>WebMCP: Duplicate declarative tool registrations do not crash and only register the first</title> |
| <link rel="author" href="mailto:dom@chromium.org"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <body> |
| <script> |
| promise_test(async t => { |
| const f1 = document.createElement('form'); |
| f1.id = 'f1'; |
| f1.setAttribute('toolname', 'duplicate_tool'); |
| f1.setAttribute('tooldescription', 'First tool description'); |
| |
| const f2 = document.createElement('form'); |
| f2.id = 'f2'; |
| f2.setAttribute('toolname', 'duplicate_tool'); |
| f2.setAttribute('tooldescription', 'Second tool description'); |
| |
| t.add_cleanup(async () => { |
| const removalPromise = new Promise(resolve => { |
| document.modelContext.ontoolchange = resolve; |
| }); |
| f1.remove(); |
| f2.remove(); |
| await removalPromise; |
| const remainingTools = await document.modelContext.getTools(); |
| assert_equals(remainingTools.length, 0, "No tools should remain after form removal"); |
| document.modelContext.ontoolchange = null; |
| }); |
| |
| const p = new Promise(resolve => { |
| document.modelContext.ontoolchange = () => { |
| document.modelContext.ontoolchange = t.unreached_func("ontoolchange should not be called a second time for the duplicate form"); |
| resolve(); |
| }; |
| }); |
| |
| document.body.append(f1); |
| document.body.append(f2); |
| |
| await p; |
| |
| const tools = await document.modelContext.getTools(); |
| assert_equals(tools.length, 1, "Exactly one tool should be registered"); |
| |
| const tool = tools[0]; |
| assert_equals(tool.name, "duplicate_tool", "Tool name matches form attribute"); |
| assert_equals(tool.description, "First tool description", "Tool description matches the first form"); |
| }, "Test that duplicate declarative tools with different descriptions do not crash and only the first is registered"); |
| |
| promise_test(async t => { |
| const f1 = document.createElement('form'); |
| f1.id = 'f1'; |
| f1.setAttribute('toolname', 'duplicate_same_desc'); |
| f1.setAttribute('tooldescription', 'Same tool description'); |
| |
| const f2 = document.createElement('form'); |
| f2.id = 'f2'; |
| f2.setAttribute('toolname', 'duplicate_same_desc'); |
| f2.setAttribute('tooldescription', 'Same tool description'); |
| |
| t.add_cleanup(async () => { |
| const removalPromise = new Promise(resolve => { |
| document.modelContext.ontoolchange = resolve; |
| }); |
| f1.remove(); |
| f2.remove(); |
| await removalPromise; |
| const remainingTools = await document.modelContext.getTools(); |
| assert_equals(remainingTools.length, 0, "No tools should remain after form removal"); |
| document.modelContext.ontoolchange = null; |
| }); |
| |
| const p = new Promise(resolve => { |
| document.modelContext.ontoolchange = () => { |
| document.modelContext.ontoolchange = t.unreached_func("ontoolchange should not be called a second time for duplicate form with identical description"); |
| resolve(); |
| }; |
| }); |
| |
| document.body.append(f1); |
| document.body.append(f2); |
| |
| await p; |
| |
| const tools = await document.modelContext.getTools(); |
| assert_equals(tools.length, 1, "Exactly one tool should be registered"); |
| |
| const tool = tools[0]; |
| assert_equals(tool.name, "duplicate_same_desc", "Tool name matches form attribute"); |
| assert_equals(tool.description, "Same tool description"); |
| }, "Test that duplicate declarative tools with identical descriptions do not crash and only the first is registered"); |
| </script> |
| </body> |
