From 2461d7f6f27c86f1e6fef0afccf80e944a0f48f2 Mon Sep 17 00:00:00 2001 From: Josh at WLTechBlog Date: Thu, 2 Oct 2025 11:59:06 -0500 Subject: [PATCH] bump --- DAEMON_FIX_SUMMARY.md | 193 +++++++++++ daemon/daemon.go | 26 +- enhanced_chromium_ada_checklist.md | 539 +++++++++++++++++++++++++++++ screenshots/homepage-full.png | Bin 0 -> 1021010 bytes 4 files changed, 746 insertions(+), 12 deletions(-) create mode 100644 DAEMON_FIX_SUMMARY.md create mode 100644 enhanced_chromium_ada_checklist.md create mode 100644 screenshots/homepage-full.png diff --git a/DAEMON_FIX_SUMMARY.md b/DAEMON_FIX_SUMMARY.md new file mode 100644 index 0000000..3aabc9f --- /dev/null +++ b/DAEMON_FIX_SUMMARY.md @@ -0,0 +1,193 @@ +# Daemon ADA Testing Tools - Critical Bug Fix + +**Date:** 2025-10-02 +**Issue:** All new ADA accessibility testing tools failing with JSON parsing error +**Status:** ✅ FIXED + +## Problem Description + +All newly implemented ADA testing tools were failing with the error: +``` +failed to parse results: invalid character 'm' looking for beginning of value +``` + +### Root Cause + +The functions were using `jsResult.Value.String()` which returns Go's string representation of objects (like `"map[key:value]"`) instead of JSON. The correct approach is to either: +1. Use `jsResult.Value.Str()` for string values +2. Use `jsResult.Value.Map()` for object values +3. Have JavaScript return `JSON.stringify(result)` and then use `.Value.Str()` + +## Functions Fixed + +### 1. `checkContrast` (daemon/daemon.go:8889) +**Change:** Modified JavaScript to return `JSON.stringify(results)` instead of `results` +**Change:** Modified parsing from `.Value.String()` to `.Value.Str()` + +```go +// Before: +return results; +resultsJSON := jsResult.Value.String() + +// After: +return JSON.stringify(results); +resultsJSON := jsResult.Value.Str() +``` + +### 2. `testKeyboardNavigation` (daemon/daemon.go:9170) +**Change:** Modified JavaScript to return `JSON.stringify(results)` instead of `results` +**Change:** Modified parsing from `.Value.String()` to `.Value.Str()` + +```go +// Before: +return results; +resultsJSON := jsResult.Value.String() + +// After: +return JSON.stringify(results); +resultsJSON := jsResult.Value.Str() +``` + +### 3. `testZoom` (daemon/daemon.go:9373) +**Change:** Modified JavaScript to return `JSON.stringify(result)` instead of object +**Change:** Modified parsing from `.Value.String()` to `.Value.Str()` + +```go +// Before: +return { + viewport_width: window.innerWidth, + ... +}; +err = json.Unmarshal([]byte(jsResult.Value.String()), &zoomTest) + +// After: +return JSON.stringify({ + viewport_width: window.innerWidth, + ... +}); +err = json.Unmarshal([]byte(jsResult.Value.Str()), &zoomTest) +``` + +### 4. `testReflow` (daemon/daemon.go:9622) +**Change:** Modified JavaScript to return `JSON.stringify(...)` instead of object +**Change:** Modified parsing from `.Value.String()` to `.Value.Str()` + +```go +// Before: +return { + width: window.innerWidth, + ... +}; +err = json.Unmarshal([]byte(jsResult.Value.String()), &breakpoint) + +// After: +return JSON.stringify({ + width: window.innerWidth, + ... +}); +err = json.Unmarshal([]byte(jsResult.Value.Str()), &breakpoint) +``` + +### 5. `runAxeCore` (daemon/daemon.go:8673) +**Change:** Modified to use async/await for Promise handling and stringify results +**Change:** Modified parsing from `.Value.String()` to `.Value.Str()` + +```go +// Before: +runCode := fmt.Sprintf(`() => { + return axe.run(%s); +}`, optionsJSON) +resultsJSON := jsResult.Value.String() + +// After: +runCode := fmt.Sprintf(`async () => { + const results = await axe.run(%s); + return JSON.stringify(results); +}`, optionsJSON) +resultsJSON := jsResult.Value.Str() +``` + +**Note:** axe.run() returns a Promise, so we needed to add `async/await` handling. + +## Testing Required + +After rebuilding and redeploying the daemon, test each function: + +1. **Contrast Check:** + ```bash + # Should return detailed contrast analysis without errors + cremote contrast-check --selector body + ``` + +2. **Keyboard Navigation Test:** + ```bash + # Should return tab order and focus indicator analysis + cremote keyboard-test + ``` + +3. **Zoom Test:** + ```bash + # Should test at 100%, 200%, 400% zoom levels + cremote zoom-test --zoom-levels 1.0,2.0,4.0 + ``` + +4. **Reflow Test:** + ```bash + # Should test at 320px and 1280px widths + cremote reflow-test --widths 320,1280 + ``` + +5. **Axe-Core Test:** + ```bash + # Should inject and run axe-core tests + cremote inject-axe + cremote run-axe --run-only wcag2a,wcag2aa,wcag21aa + ``` + +## Deployment Steps + +1. **Rebuild the daemon:** + ```bash + cd /home/squash/go/src/git.teamworkapps.com/shortcut/cremote + go build -o cremotemcp ./daemon + ``` + +2. **Rebuild the MCP server:** + ```bash + cd mcp + go build -o cremote-mcp + ``` + +3. **Restart the cremote daemon container** (deployment-specific) + +4. **Verify fixes** by running the test commands above + +## Files Modified + +- `daemon/daemon.go` - 5 functions fixed (lines 8673-8715, 8889-8931, 9170-9210, 9373-9431, 9622-9688) + +## Impact + +- ✅ Fixes all ADA testing tool failures +- ✅ Enables comprehensive WCAG 2.1 AA compliance testing +- ✅ No breaking changes to API or command-line interface +- ✅ No changes required to client code or MCP tools + +## Verification Checklist + +- [ ] Daemon builds successfully without errors +- [ ] MCP server builds successfully without errors +- [ ] Daemon deployed and running +- [ ] `web_contrast_check_cremotemcp` MCP tool works +- [ ] `web_keyboard_test_cremotemcp` MCP tool works +- [ ] `web_zoom_test_cremotemcp` MCP tool works +- [ ] `web_reflow_test_cremotemcp` MCP tool works +- [ ] `web_run_axe_cremotemcp` MCP tool works +- [ ] Full ADA assessment can proceed on visionleadership.org + +## Related Documentation + +- `ADA_IMPLEMENTATION_PLAN.md` - Original implementation plan +- `docs/llm_ada_testing.md` - LLM agent usage guide +- `enhanced_chromium_ada_checklist.md` - WCAG 2.1 AA testing checklist + diff --git a/daemon/daemon.go b/daemon/daemon.go index 75dbd4b..b6cbd81 100644 --- a/daemon/daemon.go +++ b/daemon/daemon.go @@ -8669,9 +8669,10 @@ func (d *Daemon) runAxeCore(tabID string, options map[string]interface{}, timeou optionsJSON = string(optionsBytes) } - // Run axe tests - runCode := fmt.Sprintf(`() => { - return axe.run(%s); + // Run axe tests - axe.run() returns a Promise, so we need to await it and stringify + runCode := fmt.Sprintf(`async () => { + const results = await axe.run(%s); + return JSON.stringify(results); }`, optionsJSON) var jsResult *proto.RuntimeRemoteObject @@ -8709,7 +8710,7 @@ func (d *Daemon) runAxeCore(tabID string, options map[string]interface{}, timeou } // Parse the results - resultsJSON := jsResult.Value.String() + resultsJSON := jsResult.Value.Str() var results AxeResults err = json.Unmarshal([]byte(resultsJSON), &results) if err != nil { @@ -8888,7 +8889,7 @@ func (d *Daemon) checkContrast(tabID string, selector string, timeout int) (*Con } }); - return results; + return JSON.stringify(results); }`, selector, selector, selector, selector) var jsResult *proto.RuntimeRemoteObject @@ -8926,7 +8927,7 @@ func (d *Daemon) checkContrast(tabID string, selector string, timeout int) (*Con } // Parse the results - resultsJSON := jsResult.Value.String() + resultsJSON := jsResult.Value.Str() var elements []ContrastCheckElement err = json.Unmarshal([]byte(resultsJSON), &elements) if err != nil { @@ -9167,7 +9168,7 @@ func (d *Daemon) testKeyboardNavigation(tabID string, timeout int) (*KeyboardTes // Note: This is a simplified check, real trap detection is complex } - return results; + return JSON.stringify(results); }` var jsResult *proto.RuntimeRemoteObject @@ -9205,7 +9206,7 @@ func (d *Daemon) testKeyboardNavigation(tabID string, timeout int) (*KeyboardTes } // Parse the results - resultsJSON := jsResult.Value.String() + resultsJSON := jsResult.Value.Str() var result KeyboardTestResult err = json.Unmarshal([]byte(resultsJSON), &result) if err != nil { @@ -9371,6 +9372,7 @@ func (d *Daemon) testZoom(tabID string, zoomLevels []float64, timeout int) (*Zoo text_readable: textReadable, min_font_size: minFontSize }; + return JSON.stringify(result); }` var jsResult *proto.RuntimeRemoteObject @@ -9427,7 +9429,7 @@ func (d *Daemon) testZoom(tabID string, zoomLevels []float64, timeout int) (*Zoo // Parse the results var zoomTest ZoomLevelTest - err = json.Unmarshal([]byte(jsResult.Value.String()), &zoomTest) + err = json.Unmarshal([]byte(jsResult.Value.Str()), &zoomTest) if err != nil { result.Issues = append(result.Issues, ZoomTestIssue{ ZoomLevel: zoom, @@ -9618,7 +9620,7 @@ func (d *Daemon) testReflow(tabID string, widths []int, timeout int) (*ReflowTes // (content width should not significantly exceed viewport width) const responsiveLayout = contentWidth <= window.innerWidth + 20; - return { + return JSON.stringify({ width: window.innerWidth, height: window.innerHeight, has_horizontal_scroll: hasHorizontalScroll, @@ -9627,7 +9629,7 @@ func (d *Daemon) testReflow(tabID string, widths []int, timeout int) (*ReflowTes visible_elements: visibleCount, overflowing_elements: overflowingCount, responsive_layout: responsiveLayout - }; + }); }` var jsResult *proto.RuntimeRemoteObject @@ -9684,7 +9686,7 @@ func (d *Daemon) testReflow(tabID string, widths []int, timeout int) (*ReflowTes // Parse the results var breakpoint ReflowBreakpoint - err = json.Unmarshal([]byte(jsResult.Value.String()), &breakpoint) + err = json.Unmarshal([]byte(jsResult.Value.Str()), &breakpoint) if err != nil { result.Issues = append(result.Issues, ReflowTestIssue{ Width: width, diff --git a/enhanced_chromium_ada_checklist.md b/enhanced_chromium_ada_checklist.md new file mode 100644 index 0000000..c6a9f22 --- /dev/null +++ b/enhanced_chromium_ada_checklist.md @@ -0,0 +1,539 @@ +# WCAG 2.1 Level AA Compliance Assessment Checklist (Enhanced Version 3.1) +**LEGAL RISK PRIORITIZED + COMPREHENSIVE TESTING - CHROMIUM BROWSER OPTIMIZED** +Based on Official W3C Specification + Litigation Patterns + +This comprehensive checklist covers ALL WCAG 2.1 Level AA success criteria with LEGAL RISK PRIORITIZATION based on lawsuit frequency patterns while ensuring complete testing coverage using Chromium browser tools and capabilities. + +Source: https://www.w3.org/TR/WCAG21/ + +--- + +## TESTING METHODOLOGY - CHROMIUM BROWSER OPTIMIZED + +### **Primary Testing Tools (Built-in Chromium):** +- **Chrome DevTools Accessibility Panel** (F12 → Accessibility tab) +- **Chrome DevTools Lighthouse Accessibility Audit** (F12 → Lighthouse → Accessibility) +- **Chrome DevTools Elements Panel** (inspect ARIA, semantic markup) +- **Chrome DevTools Console** (test focus management, ARIA states) +- **Chromium Accessibility Tree** (chrome://accessibility/) +- **Keyboard navigation** (Tab, Shift+Tab, Arrow keys, Enter, Space) +- **Browser zoom** (Ctrl/Cmd + +/-) +- **Responsive design mode** (F12 → Device toggle) + +### **Optional Enhancement Extensions (Not Required):** +- **axe DevTools** (if available) - Enhanced accessibility scanning +- **WAVE** (if available) - Visual accessibility evaluation +- **Colour Contrast Analyser** (if available) - Color contrast checking + +### **Free Web-Based Validation Tools:** +- **W3C Markup Validator:** https://validator.w3.org/ +- **W3C CSS Validator:** https://jigsaw.w3.org/css-validator/ +- **WebAIM Contrast Checker:** https://webaim.org/resources/contrastchecker/ + +### **Chromium-Specific Testing Process for Each Item:** +1. **Open Chrome DevTools** (F12) and navigate to Accessibility panel +2. **Run Lighthouse Accessibility Audit** for automated detection +3. **Inspect Elements** using DevTools for semantic markup verification +4. **Test keyboard navigation** throughout the interface +5. **Check Accessibility Tree** for proper programmatic relationships +6. **Use Console** to test dynamic content and ARIA states +7. **Validate markup** using W3C online tools +8. **Document findings** with DevTools screenshots and specific remediation steps + +### **Documentation Requirements:** +- Record all failures with specific WCAG 2.1 success criteria references +- Include DevTools screenshots and accessibility tree views +- Provide specific remediation recommendations with code examples +- Note testing method used for each criterion +- Document browser version and testing environment + +### **Screenshot Testing Protocol (CRITICAL - Test First):** +**Before beginning assessment, verify screenshot functionality:** + +1. **Create Documentation Directory:** + ```bash + mkdir -p docs/screenshots + ``` + +2. **Test Screenshot Capability:** + - Take initial test screenshot to container: `/tmp/test-screenshot.png` + - Download to local path: `/full/path/to/docs/screenshots/test-screenshot.png` + - Verify file exists and is viewable + - **If test fails: STOP and alert user - screenshot documentation is required** + +3. **Screenshot Naming Convention:** + - Homepage: `homepage-full.png` + - Individual pages: `[page-name]-full.png` + - Specific issues: `[issue-type]-[page]-evidence.png` + - Always use full-page screenshots unless testing specific elements + +4. **MCP Tool Screenshot Workflow:** + ``` + Step 1: web_screenshot_cremotemcp -> /tmp/[filename].png + Step 2: file_download_cremotemcp -> /full/absolute/path/docs/screenshots/[filename].png + Step 3: Verify download success before proceeding + ``` + +5. **Screenshot Documentation Requirements:** + - **Always save to docs folder, never /tmp folder** (tmp files get cleaned up) + - Use absolute paths for all file operations + - Test screenshot functionality before running full assessment + - Alert user immediately if screenshot capability fails + - Include screenshot references in all findings documentation + +--- + +## PHASE 1: CRITICAL LEGAL RISK (Test First - Highest Lawsuit Frequency) + +### □ 1.1.1 Non-text Content (Level A) - **HIGHEST LAWSUIT RISK** +**Official:** "All non-text content that is presented to the user has a text alternative that serves the equivalent purpose" +**Chromium Test Method:** +- **Lighthouse Audit:** Run accessibility audit, check for "Images do not have accessible names" +- **DevTools Elements:** Inspect each `` element for alt attribute +- **Accessibility Tree:** Check computed accessibility names for images (chrome://accessibility/) +- **Manual Check:** Verify meaningful images have descriptive alt text, decorative images have `alt=""` or `role="presentation"` +- **Console Test:** Run: `document.querySelectorAll('img:not([alt])')` to find missing alt attributes +- **Icon Check:** Inspect buttons/links with icons - ensure accessible names exist +**Legal Risk:** Most common ADA lawsuit trigger - missing alt text + +### □ 1.4.3 Contrast (Minimum) (Level AA) - **HIGHEST LAWSUIT RISK** +**Official:** "The visual presentation of text and images of text has a contrast ratio of at least 4.5:1" +**Chromium Test Method:** +- **Lighthouse Audit:** Check "Background and foreground colors do not have sufficient contrast ratio" +- **DevTools Elements:** Select text elements, view Styles panel contrast ratio information +- **DevTools Color Picker:** Click color values to see contrast ratio automatically calculated +- **Manual Check:** Test normal text (4.5:1 minimum), large text 18pt+/14pt+ bold (3:1 minimum) +- **WebAIM Tool:** Use https://webaim.org/resources/contrastchecker/ for verification +- **State Testing:** Check hover, focus, disabled states for contrast compliance +**Legal Risk:** Extremely common in ADA lawsuits - color contrast violations + +### □ 2.1.1 Keyboard (Level A) - **HIGHEST LAWSUIT RISK** +**Official:** "All functionality of the content is operable through a keyboard interface" +**Chromium Test Method:** +- **Manual Navigation:** Tab through entire site using only keyboard (no mouse) +- **DevTools Console:** Monitor focus events: `document.addEventListener('focusin', e => console.log(e.target))` +- **Focus Testing:** Test all interactive elements respond to Tab, Enter, Space, Arrow keys +- **Custom Elements:** Check dropdowns, modals, carousels work with keyboard +- **DevTools Accessibility:** Verify focusable elements show in accessibility tree +- **Functional Testing:** Ensure all mouse-available functionality accessible via keyboard +**Legal Risk:** Frequent lawsuit basis - keyboard inaccessibility + +### □ 4.1.2 Name, Role, Value (Level A) - **HIGHEST LAWSUIT RISK** +**Official:** "For all user interface components, the name and role can be programmatically determined" +**Chromium Test Method:** +- **Accessibility Tree:** Check chrome://accessibility/ for all interactive elements +- **DevTools Accessibility Panel:** Inspect computed properties for name, role, value +- **DevTools Elements:** Verify ARIA roles, labels, and properties in markup +- **Console Testing:** Check states: `element.getAttribute('aria-expanded')` etc. +- **Lighthouse Audit:** Look for "Form elements do not have associated labels" +- **Manual Verification:** Tab through elements, check computed names match expected function +**Legal Risk:** Common lawsuit issue - screen reader incompatibility + +### □ 2.4.1 Bypass Blocks (Level A) - **HIGH LAWSUIT RISK** +**Official:** "A mechanism is available to bypass blocks of content that are repeated on multiple web pages" +**Chromium Test Method:** +- **Keyboard Testing:** Tab to first element - should be skip link +- **DevTools Elements:** Inspect skip link markup and href target +- **Focus Testing:** Activate skip link (Enter), verify focus moves to main content +- **Visibility Check:** Verify skip link visible when focused (not hidden) +- **Lighthouse Audit:** Check for "The page does not contain a heading, skip link, or landmark region" +- **Console Verification:** Check skip link target exists: `document.querySelector('#main-content')` +**Legal Risk:** Frequently cited in ADA lawsuits - missing skip navigation + +### □ 2.4.4 Link Purpose (In Context) (Level A) - **HIGH LAWSUIT RISK** +**Official:** "The purpose of each link can be determined from the link text alone or from the link text together with its programmatically determined link context" +**Chromium Test Method:** +- **DevTools Elements:** Inspect all `` elements for descriptive text content +- **Accessibility Tree:** Check computed names for all links +- **Console Search:** Find generic links: `document.querySelectorAll('a[href]').forEach(link => { if(link.textContent.trim().toLowerCase().includes('click here')) console.log(link) })` +- **Context Check:** Verify "read more" links have aria-label or surrounding context +- **Lighthouse Audit:** Look for "Links do not have a discernible name" +- **Consistency Check:** Verify identical text leads to same destinations +**Legal Risk:** Common lawsuit element - unclear link purposes + +### □ 1.3.1 Info and Relationships (Level A) - **HIGH LAWSUIT RISK** +**Official:** "Information, structure, and relationships conveyed through presentation can be programmatically determined" +**Chromium Test Method:** +- **DevTools Elements:** Inspect heading structure (h1→h2→h3, no skipping) +- **Accessibility Tree:** Verify semantic structure reflects visual hierarchy +- **Console Check:** Audit headings: `document.querySelectorAll('h1,h2,h3,h4,h5,h6').forEach(h => console.log(h.tagName, h.textContent))` +- **List Verification:** Check lists use proper `