fix 'add --all'

Author: SandrineP

src/utils/common.hpp

@@ -33,7 +33,7 @@ class wrapper_base
     wrapper_base& operator=(wrapper_base&& rhs)
     {
         std::swap(p_resource, rhs.p_resource);
-        return this;
+        return *this;
     }
 
     operator resource_type*() const noexcept

src/wrapper/index_wrapper.cpp

@@ -2,6 +2,8 @@
 #include "../utils/git_exception.hpp"
 #include "../wrapper/repository_wrapper.hpp"
 
+#include <iostream>
+
 index_wrapper::~index_wrapper()
 {
     git_index_free(p_resource);
@@ -22,6 +24,8 @@ void index_wrapper::add_entry(const git_index_entry* entry)
 
 void index_wrapper::add_all()
 {
-    git_strarray array = {0};   // array of strings, array of path patterns
+    const char* patterns[] = {"."};
+    git_strarray array{(char**)patterns, 1};
     throwIfError(git_index_add_all(*this, &array, 0, NULL, NULL));
+    throwIfError(git_index_write(*this));
 }

test/data/status_data/embeded_git/config

@@ -0,0 +1,29 @@
+import os
+import subprocess
+
+import pytest
+
+
+@pytest.mark.parametrize("all_flag", ["-A", "--all", "--no-ignore-removal"])
+def test_add(git2cpp_path, all_flag):
+    with open("./test/mook_file.txt", "x") as f:
+        pass
+    f.close()
+
+    cmd_add = [git2cpp_path, 'add']
+    if all_flag != "":
+        cmd_add.append(all_flag)
+    subprocess.run(cmd_add, capture_output=True, text=True)
+
+    cmd_status = [git2cpp_path, 'status', "--long"]
+    p_status = subprocess.run(cmd_status, capture_output=True, text=True)
+
+    print(p_status.stdout)
+    # assert "Changes to be committed" in p.stdout
+    # assert "Changes not staged for commit" in p.stdout
+    # assert "Untracked files" in p.stdout
+    # assert "new file" in p.stdout
+    # assert "deleted" in p.stdout
+    # assert "modified" in p.stdout
+    #
+    os.remove("./test/mook_file.txt")