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efi_selftest_textoutput.c
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// SPDX-License-Identifier: GPL-2.0+
/*
* efi_selftest_textoutput
*
* Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk@gmx.de>
*
* Test the EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.
*
* The following services are tested:
* OutputString, TestString, SetAttribute.
*/
#include <efi_selftest.h>
/*
* Execute unit test.
*
* Return: EFI_ST_SUCCESS for success
*/
static int execute(void)
{
size_t foreground;
size_t background;
size_t attrib;
efi_status_t ret;
s16 col;
u16 cr[] = { 0x0d, 0x00 };
u16 lf[] = { 0x0a, 0x00 };
u16 brahmi[] = { /* 2 Brahmi letters */
0xD804, 0xDC05,
0xD804, 0xDC22,
0};
const u16 text[] =
u"This should render international characters as described\n"
u"U+00D6 \u00D6 - Latin capital letter O with diaresis\n"
u"U+00DF \u00DF - Latin small letter sharp s\n"
u"U+00E5 \u00E5 - Latin small letter a with ring above\n"
u"U+00E9 \u00E9 - Latin small letter e with acute\n"
u"U+00F1 \u00F1 - Latin small letter n with tilde\n"
u"U+00F6 \u00F6 - Latin small letter o with diaresis\n"
u"The following characters will render as '?' with bitmap fonts\n"
u"U+00F8 \u00F8 - Latin small letter o with stroke\n"
u"U+03AC \u03AC - Greek small letter alpha with tonus\n"
u"U+03BB \u03BB - Greek small letter lambda\n"
u"U+03C2 \u03C2 - Greek small letter final sigma\n"
u"U+1F19 \u1F19 - Greek capital letter epsilon with dasia\n";
const u16 boxes[] =
u"This should render as four boxes with text\n"
u"\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500"
u"\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2500\u2500"
u"\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502"
u" left top \u2502 right top \u2502\n\u251c\u2500"
u"\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500"
u"\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500"
u"\u2500\u2500\u2500\u2500\u2500\u2500\u2524\n\u2502 "
u"left bottom \u2502 right bottom \u2502\n\u2514\u2500\u2500\u2500"
u"\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2534"
u"\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500"
u"\u2500\u2500\u2500\u2500\u2518\n";
const u16 shapes[] =
u"Geometric shapes as described\n"
u"U+25B2 \u25B2 - Black up-pointing triangle\n"
u"U+25BA \u25BA - Black right-pointing pointer\n"
u"U+25BC \u25BC - Black down-pointing triangle\n"
u"U+25C4 \u25C4 - Black left-pointing pointer\n";
/* SetAttribute */
efi_st_printf("\nColor palette\n");
for (foreground = 0; foreground < 0x10; ++foreground) {
for (background = 0; background < 0x80; background += 0x10) {
attrib = foreground | background;
con_out->set_attribute(con_out, attrib);
efi_st_printf("%p", (void *)attrib);
}
con_out->set_attribute(con_out, 0);
efi_st_printf("\n");
}
/* TestString */
ret = con_out->test_string(con_out,
u" !\"#$%&'()*+,-./0-9:;<=>?@A-Z[\\]^_`a-z{|}~\n");
if (ret != EFI_ST_SUCCESS) {
efi_st_error("TestString failed for ANSI characters\n");
return EFI_ST_FAILURE;
}
/* OutputString */
ret = con_out->output_string(con_out,
u"Testing cursor column update\n");
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for ANSI characters");
return EFI_ST_FAILURE;
}
col = con_out->mode->cursor_column;
ret = con_out->output_string(con_out, lf);
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for line feed\n");
return EFI_ST_FAILURE;
}
if (con_out->mode->cursor_column != col) {
efi_st_error("Cursor column changed by line feed\n");
return EFI_ST_FAILURE;
}
ret = con_out->output_string(con_out, cr);
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for carriage return\n");
return EFI_ST_FAILURE;
}
if (con_out->mode->cursor_column) {
efi_st_error("Cursor column not 0 at beginning of line\n");
return EFI_ST_FAILURE;
}
ret = con_out->output_string(con_out, u"123");
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for ANSI characters\n");
return EFI_ST_FAILURE;
}
if (con_out->mode->cursor_column != 3) {
efi_st_error("Cursor column not incremented properly\n");
return EFI_ST_FAILURE;
}
ret = con_out->output_string(con_out, u"\b");
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for backspace\n");
return EFI_ST_FAILURE;
}
if (con_out->mode->cursor_column != 2) {
efi_st_error("Cursor column not decremented properly\n");
return EFI_ST_FAILURE;
}
ret = con_out->output_string(con_out, u"\b\b");
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for backspace\n");
return EFI_ST_FAILURE;
}
if (con_out->mode->cursor_column) {
efi_st_error("Cursor column not decremented properly\n");
return EFI_ST_FAILURE;
}
ret = con_out->output_string(con_out, u"\b\b");
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for backspace\n");
return EFI_ST_FAILURE;
}
if (con_out->mode->cursor_column) {
efi_st_error("Cursor column decremented past zero\n");
return EFI_ST_FAILURE;
}
ret = con_out->output_string(con_out, brahmi);
if (ret != EFI_ST_SUCCESS) {
efi_st_todo("Unicode output not fully supported\n");
} else if (con_out->mode->cursor_column != 2) {
efi_st_printf("Unicode not handled properly\n");
return EFI_ST_FAILURE;
}
efi_st_printf("\n");
ret = con_out->output_string(con_out, text);
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for international chars\n");
return EFI_ST_FAILURE;
}
efi_st_printf("\n");
ret = con_out->output_string(con_out, boxes);
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for box drawing chars\n");
return EFI_ST_FAILURE;
}
efi_st_printf("\n");
ret = con_out->output_string(con_out, shapes);
if (ret != EFI_ST_SUCCESS) {
efi_st_error("OutputString failed for geometric shapes\n");
return EFI_ST_FAILURE;
}
efi_st_printf("\n");
return EFI_ST_SUCCESS;
}
EFI_UNIT_TEST(textoutput) = {
.name = "text output",
.phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
.execute = execute,
};