+++ /dev/null
-#include <windows.h>
-
-#include <assert.h>
-#include <vector>
-
-#include "TestUtil.cc"
-
-#define COUNT_OF(x) (sizeof(x) / sizeof((x)[0]))
-
-
-CHAR_INFO ci(wchar_t ch, WORD attributes) {
- CHAR_INFO ret;
- ret.Char.UnicodeChar = ch;
- ret.Attributes = attributes;
- return ret;
-}
-
-CHAR_INFO ci(wchar_t ch) {
- return ci(ch, 7);
-}
-
-CHAR_INFO ci() {
- return ci(L' ');
-}
-
-bool operator==(SMALL_RECT x, SMALL_RECT y) {
- return !memcmp(&x, &y, sizeof(x));
-}
-
-SMALL_RECT sr(COORD pt, COORD size) {
- return {
- pt.X, pt.Y,
- static_cast<SHORT>(pt.X + size.X - 1),
- static_cast<SHORT>(pt.Y + size.Y - 1)
- };
-}
-
-static void set(
- const COORD pt,
- const COORD size,
- const std::vector<CHAR_INFO> &data) {
- assert(data.size() == size.X * size.Y);
- SMALL_RECT writeRegion = sr(pt, size);
- BOOL ret = WriteConsoleOutputW(
- GetStdHandle(STD_OUTPUT_HANDLE),
- data.data(), size, {0, 0}, &writeRegion);
- assert(ret && writeRegion == sr(pt, size));
-}
-
-static void set(
- const COORD pt,
- const std::vector<CHAR_INFO> &data) {
- set(pt, {static_cast<SHORT>(data.size()), 1}, data);
-}
-
-static void writeAttrsAt(
- const COORD pt,
- const std::vector<WORD> &data) {
- DWORD actual = 0;
- BOOL ret = WriteConsoleOutputAttribute(
- GetStdHandle(STD_OUTPUT_HANDLE),
- data.data(), data.size(), pt, &actual);
- assert(ret && actual == data.size());
-}
-
-static void writeCharsAt(
- const COORD pt,
- const std::vector<wchar_t> &data) {
- DWORD actual = 0;
- BOOL ret = WriteConsoleOutputCharacterW(
- GetStdHandle(STD_OUTPUT_HANDLE),
- data.data(), data.size(), pt, &actual);
- assert(ret && actual == data.size());
-}
-
-static void writeChars(
- const std::vector<wchar_t> &data) {
- DWORD actual = 0;
- BOOL ret = WriteConsoleW(
- GetStdHandle(STD_OUTPUT_HANDLE),
- data.data(), data.size(), &actual, NULL);
- assert(ret && actual == data.size());
-}
-
-std::vector<CHAR_INFO> get(
- const COORD pt,
- const COORD size) {
- std::vector<CHAR_INFO> data(size.X * size.Y);
- SMALL_RECT readRegion = sr(pt, size);
- BOOL ret = ReadConsoleOutputW(
- GetStdHandle(STD_OUTPUT_HANDLE),
- data.data(), size, {0, 0}, &readRegion);
- assert(ret && readRegion == sr(pt, size));
- return data;
-}
-
-std::vector<wchar_t> readCharsAt(
- const COORD pt,
- int size) {
- std::vector<wchar_t> data(size);
- DWORD actual = 0;
- BOOL ret = ReadConsoleOutputCharacterW(
- GetStdHandle(STD_OUTPUT_HANDLE),
- data.data(), data.size(), pt, &actual);
- assert(ret);
- data.resize(actual); // With double-width chars, we can read fewer than `size`.
- return data;
-}
-
-static void dump(const COORD pt, const COORD size) {
- for (CHAR_INFO ci : get(pt, size)) {
- printf("%04X %04X\n", ci.Char.UnicodeChar, ci.Attributes);
- }
-}
-
-static void dumpCharsAt(const COORD pt, int size) {
- for (wchar_t ch : readCharsAt(pt, size)) {
- printf("%04X\n", ch);
- }
-}
-
-static COORD getCursorPos() {
- CONSOLE_SCREEN_BUFFER_INFO info = { sizeof(info) };
- assert(GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &info));
- return info.dwCursorPosition;
-}
-
-static void test1() {
- // We write "䀀䀀", then write "䀁" in the middle of the two. The second
- // write turns the first and last cells into spaces. The LEADING/TRAILING
- // flags retain consistency.
- printf("test1 - overlap full-width char with full-width char\n");
- writeCharsAt({1,0}, {0x4000, 0x4000});
- dump({0,0}, {6,1});
- printf("\n");
- writeCharsAt({2,0}, {0x4001});
- dump({0,0}, {6,1});
- printf("\n");
-}
-
-static void test2() {
- // Like `test1`, but use a lower-level API to do the write. Consistency is
- // preserved here too -- the first and last cells are replaced with spaces.
- printf("test2 - overlap full-width char with full-width char (lowlevel)\n");
- writeCharsAt({1,0}, {0x4000, 0x4000});
- dump({0,0}, {6,1});
- printf("\n");
- set({2,0}, {ci(0x4001,0x107), ci(0x4001,0x207)});
- dump({0,0}, {6,1});
- printf("\n");
-}
-
-static void test3() {
- // However, the lower-level API can break the LEADING/TRAILING invariant
- // explicitly:
- printf("test3 - explicitly violate LEADING/TRAILING using lowlevel API\n");
- set({1,0}, {
- ci(0x4000, 0x207),
- ci(0x4001, 0x107),
- ci(0x3044, 7),
- ci(L'X', 0x107),
- ci(L'X', 0x207),
- });
- dump({0,0}, {7,1});
-}
-
-static void test4() {
- // It is possible for the two cells of a double-width character to have two
- // colors.
- printf("test4 - use lowlevel to assign two colors to one full-width char\n");
- set({0,0}, {
- ci(0x4000, 0x142),
- ci(0x4000, 0x224),
- });
- dump({0,0}, {2,1});
-}
-
-static void test5() {
- // WriteConsoleOutputAttribute doesn't seem to affect the LEADING/TRAILING
- // flags.
- printf("test5 - WriteConsoleOutputAttribute cannot affect LEADING/TRAILING\n");
-
- // Trying to clear the flags doesn't work...
- writeCharsAt({0,0}, {0x4000});
- dump({0,0}, {2,1});
- writeAttrsAt({0,0}, {0x42, 0x24});
- printf("\n");
- dump({0,0}, {2,1});
-
- // ... and trying to add them also doesn't work.
- writeCharsAt({0,1}, {'A', ' '});
- writeAttrsAt({0,1}, {0x107, 0x207});
- printf("\n");
- dump({0,1}, {2,1});
-}
-
-static void test6() {
- // The cursor position may be on either cell of a double-width character.
- // Visually, the cursor appears under both cells, regardless of which
- // specific one has the cursor.
- printf("test6 - cursor can be either left or right cell of full-width char\n");
-
- writeCharsAt({2,1}, {0x4000});
-
- setCursorPos(2, 1);
- auto pos1 = getCursorPos();
- Sleep(1000);
-
- setCursorPos(3, 1);
- auto pos2 = getCursorPos();
- Sleep(1000);
-
- setCursorPos(0, 15);
- printf("%d,%d\n", pos1.X, pos1.Y);
- printf("%d,%d\n", pos2.X, pos2.Y);
-}
-
-static void runTest(void (&test)()) {
- system("cls");
- setCursorPos(0, 14);
- test();
- system("pause");
-}
-
-int main(int argc, char *argv[]) {
- if (argc == 1) {
- startChildProcess(L"CHILD");
- return 0;
- }
-
- setWindowPos(0, 0, 1, 1);
- setBufferSize(80, 40);
- setWindowPos(0, 0, 80, 40);
-
- auto cp = GetConsoleOutputCP();
- assert(cp == 932 || cp == 936 || cp == 949 || cp == 950);
-
- runTest(test1);
- runTest(test2);
- runTest(test3);
- runTest(test4);
- runTest(test5);
- runTest(test6);
-
- return 0;
-}
projects / VSoRC / .git / blobdiff