318 lines
11 KiB
C++
318 lines
11 KiB
C++
//: Clean syntax to manipulate and check the console in scenarios.
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//: Instruction 'assume-console' implicitly creates a variable called
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//: 'console' that is accessible inside other 'run' instructions in the
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//: scenario. Like with the fake screen, 'assume-console' transparently
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//: supports unicode.
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//: first make sure we don't mangle this instruction in other transforms
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:(before "End initialize_transform_rewrite_literal_string_to_text()")
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recipes_taking_literal_strings.insert("assume-console");
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:(code)
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void test_keyboard_in_scenario() {
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run_mu_scenario(
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"scenario keyboard-in-scenario [\n"
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" assume-console [\n"
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" type [abc]\n"
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" ]\n"
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" run [\n"
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" 1:char, 2:bool <- read-key console\n"
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" 3:char, 4:bool <- read-key console\n"
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" 5:char, 6:bool <- read-key console\n"
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" 7:char, 8:bool, 9:bool <- read-key console\n"
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" ]\n"
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" memory-should-contain [\n"
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" 1 <- 97\n" // 'a'
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" 2 <- 1\n"
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" 3 <- 98\n" // 'b'
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" 4 <- 1\n"
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" 5 <- 99\n" // 'c'
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" 6 <- 1\n"
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" 7 <- 0\n" // unset
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" 8 <- 1\n"
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" 9 <- 1\n" // end of test events
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" ]\n"
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"]\n"
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);
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}
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:(before "End Scenario Globals")
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extern const int CONSOLE = next_predefined_global_for_scenarios(/*size_of(address:console)*/2);
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//: give 'console' a fixed location in scenarios
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:(before "End Special Scenario Variable Names(r)")
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Name[r]["console"] = CONSOLE;
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//: make 'console' always a raw location in scenarios
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:(before "End is_special_name Special-cases")
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if (s == "console") return true;
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:(before "End Primitive Recipe Declarations")
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ASSUME_CONSOLE,
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:(before "End Primitive Recipe Numbers")
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put(Recipe_ordinal, "assume-console", ASSUME_CONSOLE);
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:(before "End Primitive Recipe Checks")
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case ASSUME_CONSOLE: {
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break;
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}
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:(before "End Primitive Recipe Implementations")
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case ASSUME_CONSOLE: {
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// create a temporary recipe just for parsing; it won't contain valid instructions
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istringstream in("[" + current_instruction().ingredients.at(0).name + "]");
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recipe r;
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slurp_body(in, r);
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int num_events = count_events(r);
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// initialize the events like in new-fake-console
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int size = /*length*/1 + num_events*size_of_event();
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int event_data_address = allocate(size);
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// store length
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put(Memory, event_data_address+/*skip alloc id*/1, num_events);
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int curr_address = event_data_address + /*skip alloc id*/1 + /*skip length*/1;
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for (int i = 0; i < SIZE(r.steps); ++i) {
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const instruction& inst = r.steps.at(i);
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if (inst.name == "left-click") {
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trace(Callstack_depth+1, "mem") << "storing 'left-click' event starting at " << Current_routine->alloc << end();
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put(Memory, curr_address, /*tag for 'touch-event' variant of 'event' exclusive-container*/2);
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put(Memory, curr_address+/*skip tag*/1+/*offset of 'type' in 'mouse-event'*/0, TB_KEY_MOUSE_LEFT);
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put(Memory, curr_address+/*skip tag*/1+/*offset of 'row' in 'mouse-event'*/1, to_integer(inst.ingredients.at(0).name));
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put(Memory, curr_address+/*skip tag*/1+/*offset of 'column' in 'mouse-event'*/2, to_integer(inst.ingredients.at(1).name));
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curr_address += size_of_event();
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}
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else if (inst.name == "press") {
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trace(Callstack_depth+1, "mem") << "storing 'press' event starting at " << curr_address << end();
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string key = inst.ingredients.at(0).name;
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if (is_integer(key))
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put(Memory, curr_address+1, to_integer(key));
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else if (contains_key(Key, key))
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put(Memory, curr_address+1, Key[key]);
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else
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raise << "assume-console: can't press '" << key << "'\n" << end();
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if (get_or_insert(Memory, curr_address+1) < 256)
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// these keys are in ascii
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put(Memory, curr_address, /*tag for 'text' variant of 'event' exclusive-container*/0);
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else {
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// distinguish from unicode
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put(Memory, curr_address, /*tag for 'keycode' variant of 'event' exclusive-container*/1);
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}
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curr_address += size_of_event();
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}
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// End Event Handlers
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else {
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// keyboard input
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assert(inst.name == "type");
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trace(Callstack_depth+1, "mem") << "storing 'type' event starting at " << curr_address << end();
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const string& contents = inst.ingredients.at(0).name;
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const char* raw_contents = contents.c_str();
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int num_keyboard_events = unicode_length(contents);
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int curr = 0;
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for (int i = 0; i < num_keyboard_events; ++i) {
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trace(Callstack_depth+1, "mem") << "storing 'text' tag at " << curr_address << end();
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put(Memory, curr_address, /*tag for 'text' variant of 'event' exclusive-container*/0);
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uint32_t curr_character;
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assert(curr < SIZE(contents));
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tb_utf8_char_to_unicode(&curr_character, &raw_contents[curr]);
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trace(Callstack_depth+1, "mem") << "storing character " << curr_character << " at " << curr_address+/*skip exclusive container tag*/1 << end();
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put(Memory, curr_address+/*skip exclusive container tag*/1, curr_character);
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curr += tb_utf8_char_length(raw_contents[curr]);
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curr_address += size_of_event();
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}
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}
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}
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assert(curr_address == event_data_address+/*skip alloc id*/1+size);
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// wrap the array of events in a console object
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int console_address = allocate(size_of_console());
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trace(Callstack_depth+1, "mem") << "storing console in " << console_address << end();
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put(Memory, CONSOLE+/*skip alloc id*/1, console_address);
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trace(Callstack_depth+1, "mem") << "storing console data in " << console_address+/*offset of 'data' in container 'events'*/1 << end();
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put(Memory, console_address+/*skip alloc id*/1+/*offset of 'data' in container 'events'*/1+/*skip alloc id of 'data'*/1, event_data_address);
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break;
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}
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:(before "End Globals")
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map<string, int> Key;
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:(before "End One-time Setup")
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initialize_key_names();
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:(code)
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void initialize_key_names() {
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Key["F1"] = TB_KEY_F1;
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Key["F2"] = TB_KEY_F2;
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Key["F3"] = TB_KEY_F3;
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Key["F4"] = TB_KEY_F4;
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Key["F5"] = TB_KEY_F5;
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Key["F6"] = TB_KEY_F6;
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Key["F7"] = TB_KEY_F7;
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Key["F8"] = TB_KEY_F8;
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Key["F9"] = TB_KEY_F9;
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Key["F10"] = TB_KEY_F10;
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Key["F11"] = TB_KEY_F11;
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Key["F12"] = TB_KEY_F12;
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Key["insert"] = TB_KEY_INSERT;
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Key["delete"] = TB_KEY_DELETE;
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Key["home"] = TB_KEY_HOME;
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Key["end"] = TB_KEY_END;
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Key["page-up"] = TB_KEY_PGUP;
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Key["page-down"] = TB_KEY_PGDN;
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Key["up-arrow"] = TB_KEY_ARROW_UP;
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Key["down-arrow"] = TB_KEY_ARROW_DOWN;
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Key["left-arrow"] = TB_KEY_ARROW_LEFT;
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Key["right-arrow"] = TB_KEY_ARROW_RIGHT;
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Key["ctrl-a"] = TB_KEY_CTRL_A;
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Key["ctrl-b"] = TB_KEY_CTRL_B;
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Key["ctrl-c"] = TB_KEY_CTRL_C;
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Key["ctrl-d"] = TB_KEY_CTRL_D;
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Key["ctrl-e"] = TB_KEY_CTRL_E;
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Key["ctrl-f"] = TB_KEY_CTRL_F;
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Key["ctrl-g"] = TB_KEY_CTRL_G;
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Key["backspace"] = TB_KEY_BACKSPACE;
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Key["ctrl-h"] = TB_KEY_CTRL_H;
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Key["tab"] = TB_KEY_TAB;
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Key["ctrl-i"] = TB_KEY_CTRL_I;
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Key["ctrl-j"] = TB_KEY_CTRL_J;
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Key["enter"] = TB_KEY_NEWLINE; // ignore CR/LF distinction; there is only 'enter'
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Key["ctrl-k"] = TB_KEY_CTRL_K;
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Key["ctrl-l"] = TB_KEY_CTRL_L;
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Key["ctrl-m"] = TB_KEY_CTRL_M;
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Key["ctrl-n"] = TB_KEY_CTRL_N;
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Key["ctrl-o"] = TB_KEY_CTRL_O;
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Key["ctrl-p"] = TB_KEY_CTRL_P;
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Key["ctrl-q"] = TB_KEY_CTRL_Q;
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Key["ctrl-r"] = TB_KEY_CTRL_R;
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Key["ctrl-s"] = TB_KEY_CTRL_S;
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Key["ctrl-t"] = TB_KEY_CTRL_T;
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Key["ctrl-u"] = TB_KEY_CTRL_U;
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Key["ctrl-v"] = TB_KEY_CTRL_V;
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Key["ctrl-w"] = TB_KEY_CTRL_W;
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Key["ctrl-x"] = TB_KEY_CTRL_X;
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Key["ctrl-y"] = TB_KEY_CTRL_Y;
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Key["ctrl-z"] = TB_KEY_CTRL_Z;
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Key["escape"] = TB_KEY_ESC;
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Key["ctrl-slash"] = TB_KEY_CTRL_SLASH;
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}
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:(after "Begin check_or_set_invalid_types(r)")
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if (is_scenario(caller))
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initialize_special_name(r);
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:(code)
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bool is_scenario(const recipe& caller) {
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return starts_with(caller.name, "scenario_");
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}
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void initialize_special_name(reagent& r) {
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if (r.type) return;
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// no need for screen
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if (r.name == "console") r.type = new_type_tree("address:console");
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// End Initialize Type Of Special Name In Scenario(r)
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}
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void test_events_in_scenario() {
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run_mu_scenario(
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"scenario events-in-scenario [\n"
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" assume-console [\n"
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" type [abc]\n"
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" left-click 0, 1\n"
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" press up-arrow\n"
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" type [d]\n"
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" ]\n"
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" run [\n"
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// 3 keyboard events; each event occupies 4 locations
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" 1:event <- read-event console\n"
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" 5:event <- read-event console\n"
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" 9:event <- read-event console\n"
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// mouse click
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" 13:event <- read-event console\n"
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// non-character keycode
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" 17:event <- read-event console\n"
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// final keyboard event
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" 21:event <- read-event console\n"
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" ]\n"
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" memory-should-contain [\n"
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" 1 <- 0\n" // 'text'
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" 2 <- 97\n" // 'a'
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" 3 <- 0\n" // unused
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" 4 <- 0\n" // unused
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" 5 <- 0\n" // 'text'
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" 6 <- 98\n" // 'b'
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" 7 <- 0\n" // unused
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" 8 <- 0\n" // unused
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" 9 <- 0\n" // 'text'
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" 10 <- 99\n" // 'c'
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" 11 <- 0\n" // unused
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" 12 <- 0\n" // unused
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" 13 <- 2\n" // 'mouse'
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" 14 <- 65513\n" // mouse click
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" 15 <- 0\n" // row
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" 16 <- 1\n" // column
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" 17 <- 1\n" // 'keycode'
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" 18 <- 65517\n" // up arrow
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" 19 <- 0\n" // unused
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" 20 <- 0\n" // unused
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" 21 <- 0\n" // 'text'
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" 22 <- 100\n" // 'd'
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" 23 <- 0\n" // unused
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" 24 <- 0\n" // unused
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" 25 <- 0\n"
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" ]\n"
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"]\n"
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);
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}
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//: Deal with special keys and unmatched brackets by allowing each test to
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//: independently choose the unicode symbol to denote them.
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:(before "End Primitive Recipe Declarations")
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REPLACE_IN_CONSOLE,
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:(before "End Primitive Recipe Numbers")
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put(Recipe_ordinal, "replace-in-console", REPLACE_IN_CONSOLE);
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:(before "End Primitive Recipe Checks")
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case REPLACE_IN_CONSOLE: {
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break;
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}
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:(before "End Primitive Recipe Implementations")
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case REPLACE_IN_CONSOLE: {
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assert(scalar(ingredients.at(0)));
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if (!get_or_insert(Memory, CONSOLE)) {
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raise << "console not initialized\n" << end();
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break;
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}
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int console_address = get_or_insert(Memory, CONSOLE);
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int console_data = get_or_insert(Memory, console_address+1);
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int length = get_or_insert(Memory, console_data); // array length
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for (int i = 0, curr = console_data+1; i < length; ++i, curr+=size_of_event()) {
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if (get_or_insert(Memory, curr) != /*text*/0) continue;
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if (get_or_insert(Memory, curr+1) != ingredients.at(0).at(0)) continue;
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for (int n = 0; n < size_of_event(); ++n)
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put(Memory, curr+n, ingredients.at(1).at(n));
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}
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break;
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}
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:(code)
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int count_events(const recipe& r) {
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int result = 0;
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for (int i = 0; i < SIZE(r.steps); ++i) {
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const instruction& curr = r.steps.at(i);
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if (curr.name == "type")
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result += unicode_length(curr.ingredients.at(0).name);
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else
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++result;
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}
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return result;
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}
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int size_of_event() {
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// memoize result if already computed
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static int result = 0;
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if (result) return result;
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type_tree* type = new type_tree("event");
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result = size_of(type);
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delete type;
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return result;
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}
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int size_of_console() {
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// memoize result if already computed
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static int result = 0;
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if (result) return result;
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assert(get(Type_ordinal, "console"));
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type_tree* type = new type_tree("console");
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result = size_of(type);
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delete type;
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return result;
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}
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