wayvnc/test/table-printer-test.c

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C
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#include "tst.h"
#include "table-printer.h"
#include <stdlib.h>
static int test_reflow_text(void)
{
char buf[20];
const char* src = "one two three four";
int len;
len = table_printer_reflow_text(buf, sizeof(buf), src, 20);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one two three four", buf);
len = table_printer_reflow_text(buf, sizeof(buf), src, 18);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one two three four", buf);
len = table_printer_reflow_text(buf, sizeof(buf), src, 17);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one two three\nfour", buf);
len = table_printer_reflow_text(buf, sizeof(buf), src, 10);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one two\nthree four", buf);
len = table_printer_reflow_text(buf, sizeof(buf), src, 8);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one two\nthree\nfour", buf);
len = table_printer_reflow_text(buf, sizeof(buf), src, 7);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one two\nthree\nfour", buf);
len = table_printer_reflow_text(buf, sizeof(buf), src, 6);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one\ntwo\nthree\nfour", buf);
len = table_printer_reflow_text(buf, sizeof(buf), src, 5);
ASSERT_INT_EQ(18, len);
ASSERT_STR_EQ("one\ntwo\nthree\nfour", buf);
// width <= 4 cause aborts (if any word length > width)
return 0;
}
static int test_reflow_multiline(void)
{
char buf[20];
const char* src = "one two\nthree four";
table_printer_reflow_text(buf, sizeof(buf), src, 20);
ASSERT_STR_EQ("one two\nthree four", buf);
table_printer_reflow_text(buf, sizeof(buf), src, 18);
ASSERT_STR_EQ("one two\nthree four", buf);
table_printer_reflow_text(buf, sizeof(buf), src, 17);
ASSERT_STR_EQ("one two\nthree four", buf);
table_printer_reflow_text(buf, sizeof(buf), src, 10);
ASSERT_STR_EQ("one two\nthree four", buf);
table_printer_reflow_text(buf, sizeof(buf), src, 9);
ASSERT_STR_EQ("one two\nthree\nfour", buf);
table_printer_reflow_text(buf, sizeof(buf), src, 7);
ASSERT_STR_EQ("one two\nthree\nfour", buf);
table_printer_reflow_text(buf, sizeof(buf), src, 6);
ASSERT_STR_EQ("one\ntwo\nthree\nfour", buf);
table_printer_reflow_text(buf, sizeof(buf), src, 5);
ASSERT_STR_EQ("one\ntwo\nthree\nfour", buf);
return 0;
}
static int test_indent_and_reflow(void)
{
size_t len;
char* buf;
FILE* stream;
stream = open_memstream(&buf, &len);
table_printer_indent_and_reflow_text(stream, "one two three four", 7, 2, 4);
fclose(stream);
// strlen(src)=18 + first=2 + subsequent=(2x4) + newline=1
ASSERT_INT_EQ(29, len);
ASSERT_STR_EQ(" one two\n three\n four\n", buf);
free(buf);
return 0;
}
static int test_defaults(void)
{
struct table_printer one;
table_printer_init(&one, stdout, 1);
table_printer_set_defaults(20, 2, 2);
struct table_printer two;
table_printer_init(&two, stderr, 2);
ASSERT_INT_EQ(80, one.max_width);
ASSERT_INT_EQ(4, one.left_indent);
ASSERT_INT_EQ(8, one.column_offset);
ASSERT_INT_EQ(1, one.left_width);
ASSERT_PTR_EQ(stdout, one.stream);
ASSERT_INT_EQ(20, two.max_width);
ASSERT_INT_EQ(2, two.left_indent);
ASSERT_INT_EQ(2, two.column_offset);
ASSERT_INT_EQ(2, two.left_width);
ASSERT_PTR_EQ(stderr, two.stream);
return 0;
}
static int test_print_line(void)
{
size_t len;
char* buf;
struct table_printer printer = {
.max_width = 20,
.left_indent = 2,
.left_width = 6,
.column_offset = 2,
};
printer.stream = open_memstream(&buf, &len);
table_printer_print_line(&printer, "left", "right");
fclose(printer.stream);
ASSERT_STR_EQ(" left right\n", buf);
free(buf);
printer.stream = open_memstream(&buf, &len);
table_printer_print_line(&printer, "left", "right side will wrap");
fclose(printer.stream);
ASSERT_STR_EQ(" left right side\n"
" will wrap\n", buf);
free(buf);
return 0;
}
static int test_print_fmtline(void)
{
size_t len;
char* buf;
struct table_printer printer = {
.max_width = 20,
.left_indent = 2,
.left_width = 6,
.column_offset = 2,
};
printer.stream = open_memstream(&buf, &len);
table_printer_print_fmtline(&printer, "right", "left");
fclose(printer.stream);
ASSERT_STR_EQ(" left right\n", buf);
free(buf);
printer.stream = open_memstream(&buf, &len);
table_printer_print_fmtline(&printer, "right side will wrap", "left%d", 2);
fclose(printer.stream);
ASSERT_STR_EQ(" left2 right side\n"
" will wrap\n", buf);
free(buf);
return 0;
}
int main()
{
int r = 0;
RUN_TEST(test_reflow_text);
RUN_TEST(test_reflow_multiline);
RUN_TEST(test_indent_and_reflow);
RUN_TEST(test_defaults);
RUN_TEST(test_print_line);
RUN_TEST(test_print_fmtline);
return r;
}