Lumacs/tests/test_editor_core.cpp

#include "test_framework.hpp"
#include "lumacs/editor_core.hpp"

using namespace lumacs;

TEST(EditorCore_KillWord) {
    EditorCore core;
    core.buffer().insert({0, 0}, "Hello World");
    core.set_cursor({0, 0});
    
    core.kill_word();
    
    ASSERT_EQ(std::string(" World"), core.buffer().content());
    ASSERT_EQ(std::string("Hello"), core.kill_ring().current());
}

TEST(EditorCore_BackwardKillWord) {
    EditorCore core;
    core.buffer().insert({0, 0}, "Hello World");
    core.set_cursor({0, 5}); // After "Hello"
    
    core.backward_kill_word();
    
    ASSERT_EQ(std::string(" World"), core.buffer().content());
    ASSERT_EQ(std::string("Hello"), core.kill_ring().current());
}

TEST(EditorCore_KillWord_Middle) {
    EditorCore core;
    core.buffer().insert({0, 0}, "Hello World");
    core.set_cursor({0, 2}); // "He|llo"
    
    core.kill_word(); // Should kill "llo"
    
    ASSERT_EQ(std::string("He World"), core.buffer().content());
    ASSERT_EQ(std::string("llo"), core.kill_ring().current());
}

TEST(EditorCore_BackwardKillWord_Middle) {
    EditorCore core;
    core.buffer().insert({0, 0}, "Hello World");
    core.set_cursor({0, 3}); // "Hel|lo"
    
    core.backward_kill_word(); // Should kill "Hel"
    
    ASSERT_EQ(std::string("lo World"), core.buffer().content());
    ASSERT_EQ(std::string("Hel"), core.kill_ring().current());
}