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Keys: which ones are held, not only which were pressed

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Apps heard a key once, when it went down. A Game that moves something
for as long as a key is held (issue #101) asks the key mapper instead.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0162FokPdvY2KsS4NBfwyWPk
This commit is contained in:
twisla
2026-10-13 22:59:05 +02:00
co-authored by Claude Opus 5.5
parent 8aa2848c5f
commit 5c660d866d
3 changed files with 77 additions and 0 deletions
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test/test_key_mapper/test_key_mapper.cpp
+53
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@@ -301,6 +301,56 @@ void test_question_mark_is_help_only_when_not_typing() {
TEST_ASSERT_EQUAL('?', ev[0].ch);
}
void test_held_keys_are_known_between_events() {
KeyMapper m;
m.setTextEntry(false);
TEST_ASSERT_FALSE(m.held(Key::Up));
RawKeys keys;
keys.chars = {';'};
TEST_ASSERT_EQUAL(1, m.update(keys).size()); // the press, once
TEST_ASSERT_TRUE(m.held(Key::Up));
TEST_ASSERT_FALSE(m.held(Key::Down));
TEST_ASSERT_EQUAL(0, m.update(keys).size()); // still held: no new event, still held
TEST_ASSERT_TRUE(m.held(Key::Up));
keys.chars = {';', '/'}; // a second key with it
m.update(keys);
TEST_ASSERT_TRUE(m.held(Key::Up));
TEST_ASSERT_TRUE(m.held(Key::Right));
keys.chars = {'/'};
m.update(keys);
TEST_ASSERT_FALSE(m.held(Key::Up));
TEST_ASSERT_TRUE(m.held(Key::Right));
m.update(RawKeys());
TEST_ASSERT_FALSE(m.held(Key::Right));
}
void test_held_arrows_need_fn_while_typing() {
KeyMapper m;
m.setTextEntry(true);
RawKeys keys;
keys.chars = {'.'};
m.update(keys);
TEST_ASSERT_FALSE(m.held(Key::Down)); // it types a full stop
TEST_ASSERT_TRUE(m.heldChar('.'));
keys.fn = true;
m.update(keys);
TEST_ASSERT_TRUE(m.held(Key::Down));
}
void test_held_characters_and_enter() {
KeyMapper m;
m.setTextEntry(false);
RawKeys keys;
keys.chars = {'z', ' '};
keys.enter = true;
m.update(keys);
TEST_ASSERT_TRUE(m.heldChar('z'));
TEST_ASSERT_TRUE(m.heldChar(' '));
TEST_ASSERT_FALSE(m.heldChar('x'));
TEST_ASSERT_TRUE(m.held(Key::Select));
TEST_ASSERT_FALSE(m.held(Key::Back)); // not asked for by anything: only what a Game steers with
}
int main() {
UNITY_BEGIN();
RUN_TEST(test_plain_character);
@@ -327,5 +377,8 @@ int main() {
RUN_TEST(test_fn_p_is_a_screenshot_in_both_modes);
RUN_TEST(test_plain_h_still_types);
RUN_TEST(test_question_mark_is_help_only_when_not_typing);
RUN_TEST(test_held_keys_are_known_between_events);
RUN_TEST(test_held_arrows_need_fn_while_typing);
RUN_TEST(test_held_characters_and_enter);
return UNITY_END();
}