diff --git a/tests/test_parser.c b/tests/test_parser.c
index 8c8b200..370858e 100644
--- a/tests/test_parser.c
+++ b/tests/test_parser.c
@@ -1232,3 +1232,111 @@ Test(parser_func, function_bad_creation)
     lexer_free(&my_lexer);
     fclose(fd);
 }
+
+Test(parser_parse_simple_command, assignments)
+{
+    FILE *fd = tmpfile();
+    char test_input[] = "VAR=value";
+    cr_assert_not_null(fd);
+    fwrite(test_input, 1, sizeof(test_input) - 1, fd);
+    fseek(fd, 0, SEEK_SET);
+    struct lexer my_lexer;
+    lexer_init(&my_lexer, fd);
+    struct ast_node *my_ast_node = parse_simple_command(&my_lexer);
+    cr_assert_not_null(my_ast_node);
+    cr_assert_eq(my_ast_node->type, AST_CMD);
+
+    if (my_ast_node->data.cmd_node.args)
+        cr_assert_null(my_ast_node->data.cmd_node.args[0]);
+
+    cr_assert_not_null(my_ast_node->data.cmd_node.assignment);
+    cr_assert_str_eq(my_ast_node->data.cmd_node.assignment[0], "VAR=value");
+    ast_free(my_ast_node);
+    lexer_free(&my_lexer);
+    fclose(fd);
+}
+
+Test(parser_parse_simple_command, assignments_cmd)
+{
+    FILE *fd = tmpfile();
+    char test_input[] = "echo if then else elif fi do";
+    cr_assert_not_null(fd);
+    fwrite(test_input, 1, sizeof(test_input) - 1, fd);
+    fseek(fd, 0, SEEK_SET);
+    struct lexer my_lexer;
+    lexer_init(&my_lexer, fd);
+    struct ast_node *my_ast_node = parse_simple_command(&my_lexer);
+    cr_assert_not_null(my_ast_node);
+    cr_assert_str_eq(my_ast_node->data.cmd_node.args[0], "echo");
+    cr_assert_str_eq(my_ast_node->data.cmd_node.args[1], "if");
+    cr_assert_str_eq(my_ast_node->data.cmd_node.args[2], "then");
+    cr_assert_str_eq(my_ast_node->data.cmd_node.args[3], "else");
+    cr_assert_str_eq(my_ast_node->data.cmd_node.args[4], "elif");
+    ast_free(my_ast_node);
+    lexer_free(&my_lexer);
+    fclose(fd);
+}
+Test(parser_parse_simple_command, negation)
+{
+    FILE *fd = tmpfile();
+    char test_input[] = "echo ! word";
+    cr_assert_not_null(fd);
+    fwrite(test_input, 1, sizeof(test_input) - 1, fd);
+    fseek(fd, 0, SEEK_SET);
+    struct lexer my_lexer;
+    lexer_init(&my_lexer, fd);
+    struct ast_node *my_ast_node = parse_simple_command(&my_lexer);
+    cr_assert_not_null(my_ast_node);
+    cr_assert_str_eq(my_ast_node->data.cmd_node.args[0], "echo");
+    cr_assert_str_eq(my_ast_node->data.cmd_node.args[1], "!");
+    ast_free(my_ast_node);
+    lexer_free(&my_lexer);
+    fclose(fd);
+}
+
+Test(parser_parse_for, missing_do_error)
+{
+    FILE *fd = tmpfile();
+    char test_input[] = "for i in a b echo ok; done";
+    cr_assert_not_null(fd);
+    fwrite(test_input, 1, sizeof(test_input) - 1, fd);
+    fseek(fd, 0, SEEK_SET);
+    struct lexer my_lexer;
+    lexer_init(&my_lexer, fd);
+    struct ast_node *my_ast_node = parse_for(&my_lexer);
+    cr_assert_null(my_ast_node);
+    lexer_free(&my_lexer);
+    fclose(fd);
+}
+Test(parser_parse_for, miss_done)
+{
+    FILE *fd = tmpfile();
+    char test_input[] = "for i in a; do echo ok";
+    cr_assert_not_null(fd);
+    fwrite(test_input, 1, sizeof(test_input) - 1, fd);
+    fseek(fd, 0, SEEK_SET);
+    struct lexer my_lexer;
+    lexer_init(&my_lexer, fd);
+    struct ast_node *my_ast_node = parse_for(&my_lexer);
+    cr_assert_null(my_ast_node);
+    lexer_free(&my_lexer);
+    fclose(fd);
+}
+
+Test(parser_func, func_redir)
+{
+    FILE *fd = tmpfile();
+    char test_input[] = "foo() { echo bar; } > out.txt";
+    cr_assert_not_null(fd);
+    fwrite(test_input, 1, sizeof(test_input) - 1, fd);
+    fseek(fd, 0, SEEK_SET);
+    struct lexer my_lexer;
+    lexer_init(&my_lexer, fd);
+    struct ast_node *my_ast_node = parse_command(&my_lexer);
+    cr_assert_not_null(my_ast_node);
+    cr_assert_eq(my_ast_node->type, AST_REDIR);
+    cr_assert_eq(my_ast_node->data.redir_node.child->type, AST_FUNC);
+    ast_free(my_ast_node);
+    lexer_free(&my_lexer);
+    fclose(fd);
+}