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@Agent-Hellboy Agent-Hellboy commented Jul 8, 2025

Summary by CodeRabbit

  • New Features

    • Introduced new unit tests for clipboard management, database interaction, and tray application functionality.
    • Added automated test building and execution to the testing workflow for improved coverage and reliability.
  • Chores

    • Enhanced the testing workflow to include separate steps for building and running unit tests.

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coderabbitai bot commented Jul 8, 2025

Walkthrough

The changes introduce a comprehensive testing setup for the project. A new Makefile and two C++ test files are added under the test directory to validate tray app and clipboard/database functionality. The GitHub Actions workflow is updated to build and run these new unit tests in addition to the existing end-to-end test.

Changes

File(s) Change Summary
.github/workflows/test.yml Expanded workflow: builds all tests, runs new unit tests, and renames the E2E test step.
test/Makefile New Makefile to build test_trey_app and test_db_clipboard executables, with clean/build targets.
test/test_db_clipboard.cpp New test file for clipboard and database functions; adds test functions and a main entry point.
test/test_trey_app.cpp New test file for tray app; includes smoke tests for history loading and optional GTK initialization.

Sequence Diagram(s)

sequenceDiagram
    participant GitHub Actions
    participant Makefile
    participant test_trey_app
    participant test_db_clipboard

    GitHub Actions->>Makefile: make clean && make all
    Makefile->>test_trey_app: Build executable
    Makefile->>test_db_clipboard: Build executable
    GitHub Actions->>test_trey_app: Run tray app unit tests
    test_trey_app->>test_trey_app: Execute test_load_history(), test_gtk_init()
    GitHub Actions->>test_db_clipboard: Run db/clipboard unit tests
    test_db_clipboard->>test_db_clipboard: Execute test_append_and_load_history(), test_get_clipboard()
    GitHub Actions->>GitHub Actions: Run E2E test script
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Possibly related PRs

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In the warren where code is spun,
New tests for tray and clipboard begun.
Makefile hops to build with glee,
GitHub Actions runs them, wild and free.
With every pass and fail displayed,
The rabbit cheers, “Our code’s upgraded!” 🐇✨

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Actionable comments posted: 2

🧹 Nitpick comments (7)
test/Makefile (1)

7-8: Consider consolidating library flags.

The GTK and AppIndicator flags are repeated in the target-specific rule. Consider defining them as variables for better maintainability.

+GTK_FLAGS = `pkg-config --cflags --libs gtk+-3.0 appindicator3-0.1`
+
 test_trey_app: test_trey_app.cpp ../src/db.cpp ../src/clipboard_mgmt.cpp ../src/logging.cpp
-	$(CXX) $(CXXFLAGS) $^ `pkg-config --cflags --libs gtk+-3.0 appindicator3-0.1` -lX11 -o $@
+	$(CXX) $(CXXFLAGS) $^ $(GTK_FLAGS) $(LDFLAGS) -o $@
.github/workflows/test.yml (2)

46-47: Fix trailing spaces.

There are trailing spaces at the end of line 47.

-      - name: Run hcp E2E test
-        run: xvfb-run --auto-servernum --server-args='-screen 0 1024x768x24' ./test_hcp.sh 
+      - name: Run hcp E2E test
+        run: xvfb-run --auto-servernum --server-args='-screen 0 1024x768x24' ./test_hcp.sh

49-59: Fix trailing spaces and consider adding error handling.

There are trailing spaces at the end of line 59. Also consider adding error handling for the test execution steps.

       - name: Run tray app Unit test
         run: ./test/test_trey_app

       - name: Run db/clipboard Unit test
-        run: ./test/test_db_clipboard 
+        run: ./test/test_db_clipboard

Consider adding failure handling to ensure test failures are properly reported:

       - name: Run tray app Unit test
-        run: ./test/test_trey_app
+        run: ./test/test_trey_app || exit 1

       - name: Run db/clipboard Unit test
-        run: ./test/test_db_clipboard
+        run: ./test/test_db_clipboard || exit 1
test/test_trey_app.cpp (2)

6-15: Enhance test validation beyond exception handling.

The test only validates that no exceptions are thrown, but doesn't verify the actual functionality. Consider adding more specific assertions about the loaded data.

 void test_load_history() {
     try {
         auto history = load_clipboard_blocks();
-        std::cout << "[PASS] test_load_history -> Loaded " << history.size() << " clipboard entries.\n";
+        std::cout << "[PASS] test_load_history -> Loaded " << history.size() << " clipboard entries.\n";
+        
+        // Basic validation of loaded entries
+        for (const auto& entry : history) {
+            if (entry.empty()) {
+                std::cout << "[WARN] test_load_history -> Found empty clipboard entry.\n";
+            }
+        }
     } catch (const std::exception& e) {
         std::cout << "[FAIL] test_load_history -> Exception: " << e.what() << "\n";
     } catch (...) {
         std::cout << "[ERROR] test_load_history -> Unknown error\n";
     }
 }

21-32: Consider adding GTK cleanup and more robust initialization.

The GTK initialization test doesn't clean up after itself and may not work properly in headless environments.

 void test_gtk_init() {
     try {
         int argc = 0;
         char **argv = nullptr;
-        gtk_init(&argc, &argv);
+        
+        // Set up for headless operation
+        g_setenv("DISPLAY", ":99", TRUE);
+        
+        if (gtk_init_check(&argc, &argv)) {
+            std::cout << "[PASS] test_gtk_init -> GTK initialized successfully.\n";
+        } else {
+            std::cout << "[WARN] test_gtk_init -> GTK initialization failed (headless environment).\n";
+        }
         std::cout << "[PASS] test_gtk_init -> GTK initialized successfully.\n";
     } catch (const std::exception& e) {
         std::cout << "[FAIL] test_gtk_init -> Exception: " << e.what() << "\n";
     } catch (...) {
         std::cout << "[ERROR] test_gtk_init -> Unknown error\n";
     }
 }
test/test_db_clipboard.cpp (2)

9-28: Enhance test validation and consider edge cases.

The test validates basic functionality but could be more thorough. Based on the retrieved learning about bounds checking, consider testing edge cases for clipboard entry sizes.

 void test_append_and_load_history() {
     try {
         std::string test_entry = "Test clipboard entry for db test";
         append_clipboard_block(test_entry);
         auto history = load_clipboard_blocks();
         bool found = false;
         for (const auto& entry : history) {
             if (entry == test_entry) found = true;
         }
         if (found) {
             std::cout << "[PASS] test_append_and_load_history -> Test entry found in clipboard history.\n";
         } else {
             std::cout << "[FAIL] test_append_and_load_history -> Test entry NOT found in clipboard history.\n";
         }
+        
+        // Test edge cases based on system clipboard limits
+        std::string large_entry(10000, 'X'); // Test large entry
+        try {
+            append_clipboard_block(large_entry);
+            std::cout << "[PASS] test_append_and_load_history -> Large entry handled correctly.\n";
+        } catch (const std::exception& e) {
+            std::cout << "[INFO] test_append_and_load_history -> Large entry rejected: " << e.what() << "\n";
+        }
     } catch (const std::exception& e) {
         std::cout << "[FAIL] test_append_and_load_history -> Exception: " << e.what() << "\n";
     } catch (...) {
         std::cout << "[ERROR] test_append_and_load_history -> Unknown error\n";
     }
 }

38-40: Use dynamic truncation for clipboard content display.

The hardcoded 40-character truncation may not be appropriate for all clipboard content types or sizes.

-        std::string clip = get_clipboard(display);
-        std::cout << "[PASS] test_get_clipboard -> Clipboard content: '" << clip.substr(0, 40) << "'...\n";
+        std::string clip = get_clipboard(display);
+        size_t preview_length = std::min(clip.length(), size_t(40));
+        std::string preview = clip.substr(0, preview_length);
+        
+        // Replace non-printable characters for better display
+        std::replace_if(preview.begin(), preview.end(), 
+                       [](char c) { return !std::isprint(c); }, '?');
+        
+        std::cout << "[PASS] test_get_clipboard -> Clipboard content (" << clip.length() 
+                  << " chars): '" << preview;
+        if (clip.length() > preview_length) std::cout << "...";
+        std::cout << "'\n";
📜 Review details

Configuration used: CodeRabbit UI
Review profile: CHILL
Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between f4a0c2a and e1512c5.

📒 Files selected for processing (4)
  • .github/workflows/test.yml (1 hunks)
  • test/Makefile (1 hunks)
  • test/test_db_clipboard.cpp (1 hunks)
  • test/test_trey_app.cpp (1 hunks)
🧰 Additional context used
🧠 Learnings (1)
test/test_db_clipboard.cpp (1)
Learnt from: Agent-Hellboy
PR: Agent-Hellboy/hcp#2
File: src/db.cpp:30-36
Timestamp: 2025-07-03T19:24:22.002Z
Learning: In the hcp clipboard history project, bounds checking for clipboard entry sizes should be based on the system's clipboard limit rather than arbitrary size limits.
🪛 YAMLlint (1.37.1)
.github/workflows/test.yml

[error] 47-47: trailing spaces

(trailing-spaces)


[error] 59-59: trailing spaces

(trailing-spaces)

🪛 checkmake (0.2.2)
test/Makefile

[warning] 1-1: Missing required phony target "all"

(minphony)


[warning] 1-1: Missing required phony target "clean"

(minphony)


[warning] 1-1: Missing required phony target "test"

(minphony)


[warning] 5-5: Target "all" should be declared PHONY.

(phonydeclared)

Comment on lines +1 to +14
CXX = g++
CXXFLAGS = -std=c++11 -I../include
LDFLAGS = -lX11

all: test_trey_app test_db_clipboard

test_trey_app: test_trey_app.cpp ../src/db.cpp ../src/clipboard_mgmt.cpp ../src/logging.cpp
$(CXX) $(CXXFLAGS) $^ `pkg-config --cflags --libs gtk+-3.0 appindicator3-0.1` -lX11 -o $@

test_db_clipboard: test_db_clipboard.cpp ../src/db.cpp ../src/clipboard_mgmt.cpp ../src/logging.cpp
$(CXX) $(CXXFLAGS) $^ -lX11 -o $@

clean:
rm -f test_trey_app test_db_clipboard No newline at end of file
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🛠️ Refactor suggestion

Add phony target declarations to prevent conflicts.

The Makefile is missing .PHONY declarations for targets that don't create files with the same name. This could cause issues if files named all, clean, or test exist in the directory.

+.PHONY: all clean test
+
 CXX = g++
 CXXFLAGS = -std=c++11 -I../include
 LDFLAGS = -lX11
 
 all: test_trey_app test_db_clipboard

Consider adding a test target that runs both executables:

+test: test_trey_app test_db_clipboard
+	./test_trey_app
+	./test_db_clipboard
+
 clean:
 	rm -f test_trey_app test_db_clipboard
🧰 Tools
🪛 checkmake (0.2.2)

[warning] 1-1: Missing required phony target "all"

(minphony)


[warning] 1-1: Missing required phony target "clean"

(minphony)


[warning] 1-1: Missing required phony target "test"

(minphony)


[warning] 5-5: Target "all" should be declared PHONY.

(phonydeclared)

🤖 Prompt for AI Agents
In test/Makefile lines 1 to 14, add a .PHONY declaration for the targets all,
clean, test_trey_app, and test_db_clipboard to prevent conflicts with files of
the same name. Also, add a new test target that depends on both test_trey_app
and test_db_clipboard and runs them sequentially. This ensures proper execution
and avoids issues with file name conflicts.

Comment on lines +33 to +40
Display* display = XOpenDisplay(nullptr);
if (!display) {
std::cout << "[ERROR] test_get_clipboard -> X11 display not available, skipping clipboard test.\n";
return;
}
std::string clip = get_clipboard(display);
std::cout << "[PASS] test_get_clipboard -> Clipboard content: '" << clip.substr(0, 40) << "'...\n";
XCloseDisplay(display);
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🛠️ Refactor suggestion

Consider resource cleanup in error cases.

The X11 display is only closed on successful execution. If an exception occurs, the display handle may leak.

 void test_get_clipboard() {
+    Display* display = nullptr;
     try {
-        Display* display = XOpenDisplay(nullptr);
+        display = XOpenDisplay(nullptr);
         if (!display) {
             std::cout << "[ERROR] test_get_clipboard -> X11 display not available, skipping clipboard test.\n";
             return;
         }
         std::string clip = get_clipboard(display);
         std::cout << "[PASS] test_get_clipboard -> Clipboard content: '" << clip.substr(0, 40) << "'...\n";
-        XCloseDisplay(display);
     } catch (const std::exception& e) {
         std::cout << "[FAIL] test_get_clipboard -> Exception: " << e.what() << "\n";
     } catch (...) {
         std::cout << "[ERROR] test_get_clipboard -> Unknown error\n";
     }
+    
+    if (display) {
+        XCloseDisplay(display);
+    }
 }
📝 Committable suggestion

‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.

Suggested change
Display* display = XOpenDisplay(nullptr);
if (!display) {
std::cout << "[ERROR] test_get_clipboard -> X11 display not available, skipping clipboard test.\n";
return;
}
std::string clip = get_clipboard(display);
std::cout << "[PASS] test_get_clipboard -> Clipboard content: '" << clip.substr(0, 40) << "'...\n";
XCloseDisplay(display);
void test_get_clipboard() {
Display* display = nullptr;
try {
display = XOpenDisplay(nullptr);
if (!display) {
std::cout << "[ERROR] test_get_clipboard -> X11 display not available, skipping clipboard test.\n";
return;
}
std::string clip = get_clipboard(display);
std::cout << "[PASS] test_get_clipboard -> Clipboard content: '" << clip.substr(0, 40) << "'...\n";
} catch (const std::exception& e) {
std::cout << "[FAIL] test_get_clipboard -> Exception: " << e.what() << "\n";
} catch (...) {
std::cout << "[ERROR] test_get_clipboard -> Unknown error\n";
}
if (display) {
XCloseDisplay(display);
}
}
🤖 Prompt for AI Agents
In test/test_db_clipboard.cpp around lines 33 to 40, the X11 display opened by
XOpenDisplay is only closed on successful execution, risking resource leaks if
an exception occurs. To fix this, ensure that XCloseDisplay is called regardless
of success or failure by using a try-finally pattern or a RAII wrapper to
guarantee the display is closed even if an exception is thrown or the function
returns early.

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Add a comment inside #25 , I will use that ticket to capture resource leaks.

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🧩 Analysis chain

🏁 Script executed:

#!/bin/bash
# First check if issue #25 exists
gh issue view 25 --json title,body,url

# Add comment to issue #25 about the resource leak
gh issue comment 25 --body "## Resource leak in test_db_clipboard.cpp

Found during review of PR #24: https://github.com/Agent-Hellboy/hcp/pull/24#discussion_r2193126212

**Issue:** In the \`test_get_clipboard()\` function, the X11 display opened by \`XOpenDisplay()\` is only closed on successful execution, risking resource leaks if an exception occurs.

**Location:** \`test/test_db_clipboard.cpp\` lines 33-40

**Details:** The current code closes the display handle only when the function completes successfully. If an exception is thrown by \`get_clipboard()\`, the display resource may leak.

**Suggested Fix:** Ensure that \`XCloseDisplay()\` is called regardless of success or failure by using proper exception handling or RAII pattern.

Reported by: @Agent-Hellboy"

Length of output: 1330


@Agent-Hellboy I've successfully added a comment to issue #25 documenting the resource leak found in the test_get_clipboard() function. The comment includes:

  • Reference to the current PR and review discussion
  • Detailed description of the resource leak issue
  • Location of the problematic code
  • Suggested fix approach

The comment has been posted at: #25 (comment)

This will help track the resource leak for future resolution while keeping the current PR focused on the test workflow updates.


🧠 Learnings used
Learnt from: Agent-Hellboy
PR: Agent-Hellboy/hcp#2
File: src/db.cpp:30-36
Timestamp: 2025-07-03T19:24:22.047Z
Learning: In the hcp clipboard history project, bounds checking for clipboard entry sizes should be based on the system's clipboard limit rather than arbitrary size limits.

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2 participants