Minimal build of the refstrings in the literal structure

test/xtest_parser.c

@@ -0,0 +1,120 @@
+#include "parser.h"
+
+#include "console_colors.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+//IO functions
+char* readFile(char* path, size_t* fileSize) {
+	FILE* file = fopen(path, "rb");
+
+	if (file == NULL) {
+		fprintf(stderr, ERROR "Could not open file \"%s\"\n" RESET, path);
+		exit(-1);
+	}
+
+	fseek(file, 0L, SEEK_END);
+	*fileSize = ftell(file);
+	rewind(file);
+
+	char* buffer = (char*)malloc(*fileSize + 1);
+
+	if (buffer == NULL) {
+		fprintf(stderr, ERROR "Not enough memory to read \"%s\"\n" RESET, path);
+		exit(-1);
+	}
+
+	size_t bytesRead = fread(buffer, sizeof(char), *fileSize, file);
+
+	buffer[*fileSize] = '\0'; //NOTE: fread doesn't append this
+
+	if (bytesRead < *fileSize) {
+		fprintf(stderr, ERROR "Could not read file \"%s\"\n" RESET, path);
+		exit(-1);
+	}
+
+	fclose(file);
+
+	return buffer;
+}
+
+int main() {
+	{
+		//source
+		char* source = "print null;";
+
+		//test init & quit
+		Lexer lexer;
+		Parser parser;
+		initLexer(&lexer, source);
+		initParser(&parser, &lexer);
+
+		freeParser(&parser);
+	}
+
+	{
+		//source
+		char* source = "print null;";
+
+		//test parsing
+		Lexer lexer;
+		Parser parser;
+		initLexer(&lexer, source);
+		initParser(&parser, &lexer);
+
+		ASTNode* node = scanParser(&parser);
+
+		//inspect the node
+		if (node == NULL) {
+			fprintf(stderr, ERROR "ERROR: ASTNode is null" RESET);
+			return -1;
+		}
+
+		if (node->type != AST_NODEUNARY || node->unary.opcode != OP_PRINT) {
+			fprintf(stderr, ERROR "ERROR: ASTNode is not a print instruction" RESET);
+			return -1;
+		}
+
+		if (node->unary.child->type != AST_NODELITERAL || !IS_NULL(node->unary.child->atomic.literal)) {
+			fprintf(stderr, ERROR "ERROR: ASTNode to be printed is not a null value" RESET);
+			return -1;
+		}
+
+		//cleanup
+		freeNode(node);
+		freeParser(&parser);
+	}
+
+	{
+		//get the source file
+		size_t size = 0;
+		char* source = readFile("scripts/sample_code.toy", &size);
+
+		//test parsing a chunk of junk (valgrind will find leaks)
+		Lexer lexer;
+		Parser parser;
+		initLexer(&lexer, source);
+		initParser(&parser, &lexer);
+
+		ASTNode* node = scanParser(&parser);
+
+		while (node != NULL) {
+			if (node->type == AST_NODEERROR) {
+				fprintf(stderr, ERROR "ERROR: Error node detected" RESET);
+				return -1;
+			}
+
+			freeNode(node);
+			node = scanParser(&parser);
+		}
+
+		//cleanup
+		freeParser(&parser);
+		free((void*)source);
+	}
+	printf(NOTICE "All good\n" RESET);
+	return 0;
+}
+