Files
llgo/_demo/embed/export/verify_export.sh
luoliwoshang e11ae0e21b test: add comprehensive tests and CI for export feature
Add extensive test coverage, demo program, and CI integration for
//export with different names feature:

Unit Tests (cl/builtin_test.go):
- TestHandleExportDiffName: core functionality with 4 scenarios
  * Different names with enableExportRename
  * Same names with enableExportRename
  * Different names with spaces in export directive
  * Matching names without enableExportRename
- TestInitLinknameByDocExportDiffNames: flag behavior verification
  * Export with different names when enabled
  * Export with same name when enabled
  * Normal linkname directives
- TestInitLinkExportDiffNames: edge case handling
  * Symbol not found in decl packages (silent handling)

Demo (_demo/embed/export/):
- Example program demonstrating various export patterns
- Verification script testing both embedded and non-embedded targets
- Documents expected behavior and error cases

CI Integration (.github/workflows/llgo.yml):
- Add export demo to embedded target tests
- Ensure feature works correctly across platforms
- Catch regressions in future changes

The tests verify:
✓ Different names work with -target flag
✓ Same names work in all cases
✓ Different names fail without -target flag
✓ Proper error messages for invalid exports
✓ Silent handling for decl packages

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-11-10 18:52:58 +08:00

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#!/bin/bash
set -e
echo "Building for embedded target..."
# Build for embedded target as executable
# Use llgo directly instead of llgo.sh to avoid go.mod version check
llgo build -o test-verify --target=esp32 .
echo "Checking exported symbols..."
# Get exported symbols
exported_symbols=$(nm -gU ./test-verify.elf | grep -E "(HelloWorld|LPSPI2_IRQHandler|SysTick_Handler|AddFunc)" | awk '{print $NF}')
echo ""
echo "Exported symbols:"
echo "$exported_symbols" | awk '{print " " $0}'
echo ""
# Check expected symbols
expected=("HelloWorld" "LPSPI2_IRQHandler" "SysTick_Handler" "AddFunc")
missing=""
for symbol in "${expected[@]}"; do
if ! echo "$exported_symbols" | grep -q "^$symbol$"; then
missing="$missing $symbol"
fi
done
if [ -n "$missing" ]; then
echo "❌ Missing symbols:$missing"
exit 1
fi
echo "✅ Symbol name mapping verification:"
echo " HelloWorld -> HelloWorld"
echo " interruptLPSPI2 -> LPSPI2_IRQHandler"
echo " systemTickHandler -> SysTick_Handler"
echo " Add -> AddFunc"
echo ""
echo "🎉 All export symbols verified successfully!"
echo ""
echo "Testing that non-embedded target rejects different export names..."
# Build without --target should fail with panic
if llgo build -o test-notarget . 2>&1 | grep -q 'export comment has wrong name "LPSPI2_IRQHandler"'; then
echo "✅ Correctly rejected different export name on non-embedded target"
else
echo "❌ Should have panicked with 'export comment has wrong name' error"
exit 1
fi
echo ""
echo "Note: Different symbol names are only supported on embedded targets."