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#include <stdio.h>
#include <head-unit.h>
#include "prof_history.h"
void previous_on_empty_returns_null(void)
{
PHistory history = p_history_new(10);
char *item = p_history_previous(history, "inp");
assert_is_null(item);
}
void next_on_empty_returns_null(void)
{
PHistory history = p_history_new(10);
char *item = p_history_next(history, "inp");
assert_is_null(item);
}
void previous_once_returns_last(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
char *item = p_history_previous(history, "inp");
assert_string_equals("Hello", item);
}
void previous_twice_when_one_returns_first(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
char *item1 = p_history_previous(history, NULL);
char *item2 = p_history_previous(history, item1);
assert_string_equals("Hello", item2);
}
void previous_always_stops_at_first(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
char *item1 = p_history_previous(history, NULL);
char *item2 = p_history_previous(history, item1);
char *item3 = p_history_previous(history, item2);
char *item4 = p_history_previous(history, item3);
char *item5 = p_history_previous(history, item4);
char *item6 = p_history_previous(history, item5);
assert_string_equals("Hello", item6);
}
void previous_goes_to_correct_element(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
p_history_append(history, "world");
p_history_append(history, "whats");
p_history_append(history, "going");
p_history_append(history, "on");
p_history_append(history, "here");
char *item1 = p_history_previous(history, NULL);
char *item2 = p_history_previous(history, item1);
char *item3 = p_history_previous(history, item2);
assert_string_equals("going", item3);
}
void prev_then_next_returns_empty(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
char *item1 = p_history_previous(history, NULL);
char *item2 = p_history_next(history, item1);
assert_string_equals("", item2);
}
void prev_with_val_then_next_returns_val(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
char *item1 = p_history_previous(history, "Oioi");
char *item2 = p_history_next(history, item1);
assert_string_equals("Oioi", item2);
}
void prev_with_val_then_next_twice_returns_val(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
char *item1 = p_history_previous(history, "Oioi");
char *item2 = p_history_next(history, item1);
char *item3 = p_history_next(history, item2);
assert_string_equals("Oioi", item3);
}
void navigate_then_append_new(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
p_history_append(history, "again");
p_history_append(history, "testing");
p_history_append(history, "history");
p_history_append(history, "append");
char *item1 = p_history_previous(history, "new text");
assert_string_equals("append", item1);
char *item2 = p_history_previous(history, item1);
assert_string_equals("history", item2);
char *item3 = p_history_previous(history, item2);
assert_string_equals("testing", item3);
char *item4 = p_history_next(history, item3);
assert_string_equals("history", item4);
char *item5 = p_history_next(history, item4);
assert_string_equals("append", item5);
char *item6 = p_history_next(history, item5);
assert_string_equals("new text", item6);
}
void edit_item_mid_history(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
p_history_append(history, "again");
p_history_append(history, "testing");
p_history_append(history, "history");
p_history_append(history, "append");
char *item1 = p_history_previous(history, "new item");
assert_string_equals("append", item1);
char *item2 = p_history_previous(history, item1);
assert_string_equals("history", item2);
char *item3 = p_history_previous(history, item2);
assert_string_equals("testing", item3);
char *item4 = p_history_previous(history, "EDITED");
assert_string_equals("again", item4);
char *item5 = p_history_previous(history, item4);
assert_string_equals("Hello", item5);
char *item6 = p_history_next(history, item5);
assert_string_equals("again", item6);
char *item7 = p_history_next(history, item6);
assert_string_equals("EDITED", item7);
char *item8 = p_history_next(history, item7);
assert_string_equals("history", item8);
char *item9 = p_history_next(history, item8);
assert_string_equals("append", item9);
char *item10 = p_history_next(history, item9);
assert_string_equals("new item", item10);
}
void edit_previous_and_append(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "Hello");
p_history_append(history, "again");
p_history_append(history, "testing");
p_history_append(history, "history");
p_history_append(history, "append");
char *item1 = p_history_previous(history, "new item");
assert_string_equals("append", item1);
char *item2 = p_history_previous(history, item1);
assert_string_equals("history", item2);
char *item3 = p_history_previous(history, item2);
assert_string_equals("testing", item3);
p_history_append(history, "EDITED");
char *item4 = p_history_previous(history, NULL);
assert_string_equals("EDITED", item4);
}
void start_session_add_new_submit_previous(void)
{
PHistory history = p_history_new(10);
p_history_append(history, "hello");
char *item1 = p_history_previous(history, NULL);
assert_string_equals("hello", item1);
char *item2 = p_history_next(history, item1);
assert_string_equals("", item2);
char *item3 = p_history_previous(history, "new text");
assert_string_equals("hello", item3);
p_history_append(history, item3);
}
void register_prof_history_tests(void)
{
TEST_MODULE("prof_history tests");
TEST(previous_on_empty_returns_null);
TEST(next_on_empty_returns_null);
TEST(previous_once_returns_last);
TEST(previous_twice_when_one_returns_first);
TEST(previous_always_stops_at_first);
TEST(previous_goes_to_correct_element);
TEST(prev_then_next_returns_empty);
TEST(prev_with_val_then_next_returns_val);
TEST(prev_with_val_then_next_twice_returns_val);
TEST(navigate_then_append_new);
TEST(edit_item_mid_history);
TEST(edit_previous_and_append);
TEST(start_session_add_new_submit_previous);
}
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