Kyle Isom
f3bdced3d4
- Introduced visual-line mode for multi-line selection and edits. - Implemented commands, rendering, and keyboard shortcuts. - Added tests for broadcast operations in visual-line mode.
125 lines
3.3 KiB
C++
125 lines
3.3 KiB
C++
#include "Test.h"
|
|
|
|
#include "Buffer.h"
|
|
#include "Command.h"
|
|
#include "Editor.h"
|
|
|
|
#include <string>
|
|
|
|
|
|
static std::string
|
|
dump_buf(const Buffer &buf)
|
|
{
|
|
std::string out;
|
|
for (const auto &r: buf.Rows()) {
|
|
out += static_cast<std::string>(r);
|
|
out.push_back('\n');
|
|
}
|
|
return out;
|
|
}
|
|
|
|
|
|
static std::string
|
|
dump_bytes(const std::string &s)
|
|
{
|
|
static const char *hex = "0123456789abcdef";
|
|
std::string out;
|
|
for (unsigned char c: s) {
|
|
out.push_back(hex[(c >> 4) & 0xF]);
|
|
out.push_back(hex[c & 0xF]);
|
|
out.push_back(' ');
|
|
}
|
|
return out;
|
|
}
|
|
|
|
|
|
TEST (VisualLineMode_BroadcastInsert)
|
|
{
|
|
InstallDefaultCommands();
|
|
|
|
Editor ed;
|
|
ed.SetDimensions(24, 80);
|
|
|
|
Buffer b;
|
|
b.insert_text(0, 0, "foo\nfoo\nfoo\n");
|
|
b.SetCursor(1, 0); // fo|o
|
|
ed.AddBuffer(std::move(b));
|
|
|
|
ASSERT_TRUE(ed.CurrentBuffer() != nullptr);
|
|
|
|
// Enter visual-line mode and extend selection to 3 lines
|
|
ASSERT_TRUE(Execute(ed, std::string("visual-line-toggle")));
|
|
ASSERT_TRUE(Execute(ed, std::string("down"), std::string(), 2));
|
|
|
|
// Broadcast insert to all selected lines
|
|
ASSERT_TRUE(Execute(ed, std::string("insert"), std::string("X")));
|
|
|
|
const std::string got = dump_buf(*ed.CurrentBuffer());
|
|
// Note: buffers that end with a trailing '\n' have an extra empty row.
|
|
const std::string exp = "fXoo\nfXoo\nfXoo\n\n";
|
|
if (got != exp) {
|
|
std::cerr << "Expected (len=" << exp.size() << ") bytes: " << dump_bytes(exp) << "\n";
|
|
std::cerr << "Got (len=" << got.size() << ") bytes: " << dump_bytes(got) << "\n";
|
|
}
|
|
ASSERT_TRUE(got == exp);
|
|
}
|
|
|
|
|
|
TEST (VisualLineMode_BroadcastBackspace)
|
|
{
|
|
InstallDefaultCommands();
|
|
|
|
Editor ed;
|
|
ed.SetDimensions(24, 80);
|
|
|
|
Buffer b;
|
|
b.insert_text(0, 0, "abcd\nabcd\nabcd\n");
|
|
b.SetCursor(2, 0); // ab|cd
|
|
ed.AddBuffer(std::move(b));
|
|
|
|
ASSERT_TRUE(Execute(ed, std::string("visual-line-toggle")));
|
|
ASSERT_TRUE(Execute(ed, std::string("down"), std::string(), 2));
|
|
|
|
ASSERT_TRUE(Execute(ed, std::string("backspace")));
|
|
const std::string got = dump_buf(*ed.CurrentBuffer());
|
|
// Note: buffers that end with a trailing '\n' have an extra empty row.
|
|
const std::string exp = "acd\nacd\nacd\n\n";
|
|
if (got != exp) {
|
|
std::cerr << "Expected (len=" << exp.size() << ") bytes: " << dump_bytes(exp) << "\n";
|
|
std::cerr << "Got (len=" << got.size() << ") bytes: " << dump_bytes(got) << "\n";
|
|
}
|
|
ASSERT_TRUE(got == exp);
|
|
}
|
|
|
|
|
|
TEST (VisualLineMode_CancelWithCtrlG)
|
|
{
|
|
InstallDefaultCommands();
|
|
|
|
Editor ed;
|
|
ed.SetDimensions(24, 80);
|
|
|
|
Buffer b;
|
|
b.insert_text(0, 0, "foo\nfoo\nfoo\n");
|
|
b.SetCursor(1, 0);
|
|
ed.AddBuffer(std::move(b));
|
|
|
|
ASSERT_TRUE(Execute(ed, std::string("visual-line-toggle")));
|
|
ASSERT_TRUE(Execute(ed, std::string("down"), std::string(), 2));
|
|
|
|
// C-g is mapped to "refresh" and should cancel visual-line mode.
|
|
ASSERT_TRUE(Execute(ed, std::string("refresh")));
|
|
ASSERT_TRUE(ed.CurrentBuffer() != nullptr);
|
|
ASSERT_TRUE(!ed.CurrentBuffer()->VisualLineActive());
|
|
|
|
// After cancel, edits should only affect the primary cursor line.
|
|
ASSERT_TRUE(Execute(ed, std::string("insert"), std::string("X")));
|
|
const std::string got = dump_buf(*ed.CurrentBuffer());
|
|
// Cursor is still on the last line we moved to (down, down).
|
|
const std::string exp = "foo\nfoo\nfXoo\n\n";
|
|
if (got != exp) {
|
|
std::cerr << "Expected (len=" << exp.size() << ") bytes: " << dump_bytes(exp) << "\n";
|
|
std::cerr << "Got (len=" << got.size() << ") bytes: " << dump_bytes(got) << "\n";
|
|
}
|
|
ASSERT_TRUE(got == exp);
|
|
} |