make formatter output test part of integration

Author: popmonkey

.github/workflows/linux-build.yml

@@ -136,6 +136,7 @@ jobs:
       - name: Run Integration Tests
         run: |
           chmod +x test/integration/run_test.sh
+          chmod +x test/integration/test_formatter_stdout.sh
           ./test/integration/run_test.sh
 
       # ---------------------------------------------------------

GEMINI.md

@@ -81,7 +81,7 @@ ctest
 
 There is also a script to test the formatter's stdout functionality:
 ```bash
-./test_formatter_stdout.sh
+./test/integration/test_formatter_stdout.sh
 ```
 
 ### Running the CLI Tools

test/integration/run_test.sh

@@ -66,10 +66,13 @@ if ! grep -q -e "--- ITINERARIES ---" "$SUMMARY_TXT"; then
     exit 1
 fi
 
-echo "All checks passed."
+echo "All checks passed for file output mode."
 
 # Cleanup
 rm "$SOLUTION_JSON" "$SUMMARY_TXT"
 
+echo "Running stdout formatter test..."
+./test/integration/test_formatter_stdout.sh
+
 echo "Integration test passed!"
 exit 0

test/integration/test_formatter_stdout.sh

@@ -0,0 +1,57 @@
+#!/bin/bash
+# Test the formatter's ability to print to stdout
+
+# Exit on error
+set -e
+
+# Path to the executables
+BUILD_DIR="build"
+FORMATTER="$BUILD_DIR/jres_formatter"
+SOLVER="$BUILD_DIR/jres_solver"
+INPUT_FILE="data/24h_race.json"
+SOLUTION_FILE="/tmp/test_solution_stdout.json"
+
+# Make sure we are in the project root
+if [ ! -f "CMakeLists.txt" ]; then
+    echo "Error: This script must be run from the project root directory."
+    exit 1
+fi
+
+# Make sure binaries exist
+if [ ! -f "$SOLVER" ]; then
+    echo "Error: Solver binary not found at $SOLVER. Build the project first."
+    exit 1
+fi
+if [ ! -f "$FORMATTER" ]; then
+    echo "Error: Formatter binary not found at $FORMATTER. Build the project first."
+    exit 1
+fi
+
+# Cleanup previous runs
+rm -f "$SOLUTION_FILE"
+
+echo "Running solver to generate solution..."
+$SOLVER -i $INPUT_FILE -s sequential -o $SOLUTION_FILE --quiet
+
+if [ ! -f "$SOLUTION_FILE" ]; then
+    echo "Error: Solver failed to generate solution file."
+    exit 1
+fi
+
+echo "Running formatter without -o flag..."
+# Run the formatter and capture stdout
+OUTPUT=$($FORMATTER -i "$SOLUTION_FILE")
+
+# Check if the output contains expected strings from the summary report
+if [[ "$OUTPUT" == *"--- DRIVER SUMMARY ---"* ]] && [[ "$OUTPUT" == *"--- SCHEDULE ---"* ]]; then
+    echo "Success: Formatter output to stdout detected."
+else
+    echo "Error: Formatter did not print expected summary to stdout."
+    echo "Output was:"
+    echo "$OUTPUT"
+    exit 1
+fi
+
+# Clean up
+rm "$SOLUTION_FILE"
+exit 0