308 lines
11 KiB
C++
308 lines
11 KiB
C++
/*************************************************************************/
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/* test_gdscript.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "test_gdscript.h"
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#include "core/config/project_settings.h"
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#include "core/io/file_access_pack.h"
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#include "core/os/file_access.h"
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#include "core/os/main_loop.h"
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#include "core/os/os.h"
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#include "core/string/string_builder.h"
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#include "scene/resources/packed_scene.h"
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#include "modules/gdscript/gdscript_analyzer.h"
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#include "modules/gdscript/gdscript_compiler.h"
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#include "modules/gdscript/gdscript_parser.h"
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#include "modules/gdscript/gdscript_tokenizer.h"
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#ifdef TOOLS_ENABLED
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#include "editor/editor_settings.h"
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#endif
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namespace TestGDScript {
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static void test_tokenizer(const String &p_code, const Vector<String> &p_lines) {
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GDScriptTokenizer tokenizer;
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tokenizer.set_source_code(p_code);
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int tab_size = 4;
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#ifdef TOOLS_ENABLED
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if (EditorSettings::get_singleton()) {
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tab_size = EditorSettings::get_singleton()->get_setting("text_editor/indent/size");
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}
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#endif // TOOLS_ENABLED
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String tab = String(" ").repeat(tab_size);
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GDScriptTokenizer::Token current = tokenizer.scan();
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while (current.type != GDScriptTokenizer::Token::TK_EOF) {
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StringBuilder token;
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token += " --> "; // Padding for line number.
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for (int l = current.start_line; l <= current.end_line; l++) {
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print_line(vformat("%04d %s", l, p_lines[l - 1]).replace("\t", tab));
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}
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{
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// Print carets to point at the token.
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StringBuilder pointer;
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pointer += " "; // Padding for line number.
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int rightmost_column = current.rightmost_column;
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if (current.end_line > current.start_line) {
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rightmost_column--; // Don't point to the newline as a column.
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}
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for (int col = 1; col < rightmost_column; col++) {
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if (col < current.leftmost_column) {
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pointer += " ";
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} else {
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pointer += "^";
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}
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}
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print_line(pointer.as_string());
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}
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token += current.get_name();
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if (current.type == GDScriptTokenizer::Token::ERROR || current.type == GDScriptTokenizer::Token::LITERAL || current.type == GDScriptTokenizer::Token::IDENTIFIER || current.type == GDScriptTokenizer::Token::ANNOTATION) {
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token += "(";
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token += Variant::get_type_name(current.literal.get_type());
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token += ") ";
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token += current.literal;
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}
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print_line(token.as_string());
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print_line("-------------------------------------------------------");
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current = tokenizer.scan();
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}
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print_line(current.get_name()); // Should be EOF
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}
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static void test_parser(const String &p_code, const String &p_script_path, const Vector<String> &p_lines) {
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GDScriptParser parser;
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Error err = parser.parse(p_code, p_script_path, false);
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if (err != OK) {
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const List<GDScriptParser::ParserError> &errors = parser.get_errors();
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for (const List<GDScriptParser::ParserError>::Element *E = errors.front(); E != nullptr; E = E->next()) {
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const GDScriptParser::ParserError &error = E->get();
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print_line(vformat("%02d:%02d: %s", error.line, error.column, error.message));
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}
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}
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#ifdef TOOLS_ENABLED
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GDScriptParser::TreePrinter printer;
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printer.print_tree(parser);
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#endif
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}
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static void test_compiler(const String &p_code, const String &p_script_path, const Vector<String> &p_lines) {
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GDScriptParser parser;
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Error err = parser.parse(p_code, p_script_path, false);
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if (err != OK) {
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print_line("Error in parser:");
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const List<GDScriptParser::ParserError> &errors = parser.get_errors();
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for (const List<GDScriptParser::ParserError>::Element *E = errors.front(); E != nullptr; E = E->next()) {
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const GDScriptParser::ParserError &error = E->get();
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print_line(vformat("%02d:%02d: %s", error.line, error.column, error.message));
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}
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return;
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}
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GDScriptAnalyzer analyzer(&parser);
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err = analyzer.analyze();
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if (err != OK) {
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print_line("Error in analyzer:");
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const List<GDScriptParser::ParserError> &errors = parser.get_errors();
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for (const List<GDScriptParser::ParserError>::Element *E = errors.front(); E != nullptr; E = E->next()) {
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const GDScriptParser::ParserError &error = E->get();
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print_line(vformat("%02d:%02d: %s", error.line, error.column, error.message));
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}
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return;
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}
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GDScriptCompiler compiler;
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Ref<GDScript> script;
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script.instance();
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script->set_path(p_script_path);
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err = compiler.compile(&parser, script.ptr(), false);
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if (err) {
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print_line("Error in compiler:");
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print_line(vformat("%02d:%02d: %s", compiler.get_error_line(), compiler.get_error_column(), compiler.get_error()));
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return;
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}
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for (const Map<StringName, GDScriptFunction *>::Element *E = script->get_member_functions().front(); E; E = E->next()) {
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const GDScriptFunction *func = E->value();
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String signature = "Disassembling " + func->get_name().operator String() + "(";
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for (int i = 0; i < func->get_argument_count(); i++) {
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if (i > 0) {
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signature += ", ";
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}
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signature += func->get_argument_name(i);
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}
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print_line(signature + ")");
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#ifdef TOOLS_ENABLED
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func->disassemble(p_lines);
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#endif
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print_line("");
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print_line("");
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}
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}
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void init_autoloads() {
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Map<StringName, ProjectSettings::AutoloadInfo> autoloads = ProjectSettings::get_singleton()->get_autoload_list();
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// First pass, add the constants so they exist before any script is loaded.
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for (Map<StringName, ProjectSettings::AutoloadInfo>::Element *E = autoloads.front(); E; E = E->next()) {
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const ProjectSettings::AutoloadInfo &info = E->get();
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if (info.is_singleton) {
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for (int i = 0; i < ScriptServer::get_language_count(); i++) {
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ScriptServer::get_language(i)->add_global_constant(info.name, Variant());
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}
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}
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}
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// Second pass, load into global constants.
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for (Map<StringName, ProjectSettings::AutoloadInfo>::Element *E = autoloads.front(); E; E = E->next()) {
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const ProjectSettings::AutoloadInfo &info = E->get();
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if (!info.is_singleton) {
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// Skip non-singletons since we don't have a scene tree here anyway.
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continue;
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}
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RES res = ResourceLoader::load(info.path);
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ERR_CONTINUE_MSG(res.is_null(), "Can't autoload: " + info.path);
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Node *n = nullptr;
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if (res->is_class("PackedScene")) {
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Ref<PackedScene> ps = res;
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n = ps->instance();
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} else if (res->is_class("Script")) {
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Ref<Script> script_res = res;
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StringName ibt = script_res->get_instance_base_type();
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bool valid_type = ClassDB::is_parent_class(ibt, "Node");
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ERR_CONTINUE_MSG(!valid_type, "Script does not inherit a Node: " + info.path);
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Object *obj = ClassDB::instance(ibt);
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ERR_CONTINUE_MSG(obj == nullptr,
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"Cannot instance script for autoload, expected 'Node' inheritance, got: " +
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String(ibt));
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n = Object::cast_to<Node>(obj);
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n->set_script(script_res);
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}
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ERR_CONTINUE_MSG(!n, "Path in autoload not a node or script: " + info.path);
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n->set_name(info.name);
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for (int i = 0; i < ScriptServer::get_language_count(); i++) {
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ScriptServer::get_language(i)->add_global_constant(info.name, n);
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}
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}
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}
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void test(TestType p_type) {
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List<String> cmdlargs = OS::get_singleton()->get_cmdline_args();
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if (cmdlargs.is_empty()) {
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return;
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}
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String test = cmdlargs.back()->get();
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if (!test.ends_with(".gd")) {
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print_line("This test expects a path to a GDScript file as its last parameter. Got: " + test);
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return;
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}
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FileAccessRef fa = FileAccess::open(test, FileAccess::READ);
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ERR_FAIL_COND_MSG(!fa, "Could not open file: " + test);
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// Init PackedData since it's used by ProjectSettings.
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PackedData *packed_data = memnew(PackedData);
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// Setup project settings since it's needed by the languages to get the global scripts.
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// This also sets up the base resource path.
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Error err = ProjectSettings::get_singleton()->setup(fa->get_path_absolute().get_base_dir(), String(), true);
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if (err) {
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print_line("Could not load project settings.");
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// Keep going since some scripts still work without this.
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}
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// Initialize the language for the test routine.
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ScriptServer::init_languages();
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init_autoloads();
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Vector<uint8_t> buf;
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int flen = fa->get_len();
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buf.resize(fa->get_len() + 1);
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fa->get_buffer(buf.ptrw(), flen);
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buf.write[flen] = 0;
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String code;
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code.parse_utf8((const char *)&buf[0]);
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Vector<String> lines;
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int last = 0;
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for (int i = 0; i <= code.length(); i++) {
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if (code[i] == '\n' || code[i] == 0) {
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lines.push_back(code.substr(last, i - last));
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last = i + 1;
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}
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}
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switch (p_type) {
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case TEST_TOKENIZER:
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test_tokenizer(code, lines);
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break;
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case TEST_PARSER:
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test_parser(code, test, lines);
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break;
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case TEST_COMPILER:
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test_compiler(code, test, lines);
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break;
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case TEST_BYTECODE:
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print_line("Not implemented.");
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}
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// Destroy stuff we set up earlier.
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ScriptServer::finish_languages();
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memdelete(packed_data);
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}
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} // namespace TestGDScript
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