#include "test.h"
#include "parser.h"
#include <string.h>
#include <stdlib.h>

static void test_parser_module_name(void) {
	Module* m = test_get_ast();

	assert_not_null(m, "expected module to be parsed");
	assert_str("my_module", m->name, "expected name 'my_module'");
}

static void test_parser_bad_module_name(void) {
	test_get_ast();
	assert_log_file("expected error to be logged for bad module name");
}

static void test_parser_missing_semicolon_module(void) {
	test_get_ast();
	assert_log_file("expected error for missing semicolon");
}

static void test_parser_missing_semicolon_import(void) {
	test_get_ast();
	assert_log_file("expected error for missing semicolon");
}

static void test_parser_bad_import_name(void) {
	test_get_ast();
	assert_log_file("expected error for bad import name");
}

static void test_parser_imports(void) {
	Module* m = test_get_ast();
	
	assert_not_null(m, "expected module to be parsed");
    assert_str("my_module", m->name, "expected name 'my_module'");
	
	assert_not_null(m->imports, "expected imports to be parsed");
	assert_int(1, (int)m->import_count, "expected one import");
    assert_str("other_module", m->imports[0].module_name, "expected import name 'other_module'");
	assert_false(m->imports[0].is_public, "expected import to not be public");
}

static void test_parser_public_imports(void) {
	Module* m = test_get_ast();
	
	assert_not_null(m, "expected module to be parsed");
    assert_str("my_module", m->name, "expected name 'my_module'");
	
	assert_not_null(m->imports, "expected imports to be parsed");
	assert_int(1, (int)m->import_count, "expected one import");
    assert_str("other_module", m->imports[0].module_name, "expected import name 'other_module'");
	assert_true(m->imports[0].is_public, "expected import to be public");
}

static void test_parser_alias_simple(void) {
	Module* m = test_get_ast();

	assert_not_null(m, "expected module to be parsed");
	assert_int(1, (int)m->alias_count, "expected correct number of aliases");
	AliasDeclaration alias = m->aliases[0];
	assert_str("myalias", alias.name, "expected correct alias name");
	assert_int(TYPE_EXPRESSION_BUILTIN, alias.value.tag, "expected correct alias tag");
	assert_int(32, alias.value.builtin.bitSize, "expected bitSize 32");
	assert_true(alias.value.builtin.isSigned, "expected signed");
}

static void test_parser_alias_array(void) {
	Module* m = test_get_ast();

	assert_not_null(m, "expected module to be parsed");
	assert_int(1, (int)m->alias_count, "expected correct number of aliases");
	AliasDeclaration alias = m->aliases[0];
	assert_str("myalias", alias.name, "expected correct alias name");
	assert_int(TYPE_EXPRESSION_ARRAY, alias.value.tag, "expected correct alias tag");
	TypeExpression* valueType = alias.value.array.array;
	assert_not_null(valueType, "expected pointer to array type");
	assert_int(TYPE_EXPRESSION_BUILTIN, valueType->tag, "expected correct type tag");
	assert_int(32, valueType->builtin.bitSize, "expected bitSize 32");
	assert_true(valueType->builtin.isSigned, "expected signed");
}

static void test_parser_variable_simple(void) {
	Module* m = test_get_ast();

	assert_not_null(m, "expected module to be parsed");
	assert_int(1, (int)m->variable_count, "expected correct number of variables");
	VariableDeclaration var = m->variables[0];
	assert_str("my_var", var.name, "expected correct variable name");
	assert_int(TYPE_EXPRESSION_BUILTIN, var.type.tag, "expected correct type tag");
	assert_int(32, var.type.builtin.bitSize, "expected bitSize 32");
	assert_true(var.type.builtin.isSigned, "expected signed");
	assert_false(var.is_const, "expected not const");
	assert_false(var.is_static, "expected not static");
}