From a7c6c350509b2544f1d423ca1ebcd5daeda5cb58 Mon Sep 17 00:00:00 2001
From: Carlos Maniero <carlosmaniero@gmail.com>
Date: Wed, 19 Apr 2023 22:16:32 -0300
Subject: tests: Add integration tests

This tests perform the whole cycle. It takes the output from pipac
compile, execute and check the returned status code.

Signed-off-by: Carlos Maniero <carlosmaniero@gmail.com>
Signed-off-by: Johnny Richard <johnny@johnnyrichard.com>
---
 test/Makefile           |  3 +++
 test/integration_test.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 70 insertions(+)
 create mode 100644 test/integration_test.c

diff --git a/test/Makefile b/test/Makefile
index 3845b92..1858166 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -22,3 +22,6 @@ lexer_test: munit.o ../build/string_view.o ../build/lexer.o lexer_test.o
 
 parser_test: munit.o ../build/string_view.o ../build/lexer.o ../build/ast.o ../build/parser.o parser_test.o
 	$(CC) $? $(CFLAGS) -o $@
+
+integration_test: munit.o integration_test.o
+	$(CC) $? $(CFLAGS) -o $@
diff --git a/test/integration_test.c b/test/integration_test.c
new file mode 100644
index 0000000..a624f8c
--- /dev/null
+++ b/test/integration_test.c
@@ -0,0 +1,67 @@
+/*
+* Copyright (C) 2023 Carlos Maniero
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+#define MUNIT_ENABLE_ASSERT_ALIASES
+#include <stdio.h>
+#include <string.h>
+#include "munit.h"
+
+void
+assert_exit_status(char* filename, int expected_exit_status)
+{
+  char command[255] = "../pipac ";
+  strcat(command, filename);
+  strcat(command, " > /tmp/pipa_example.s");
+
+  system(command);
+
+  system("as -o /tmp/pipa_example.o /tmp/pipa_example.s --64");
+  system("ld -o /tmp/pipa_example /tmp/pipa_example.o");
+  int status = system("/tmp/pipa_example");
+
+  if (WIFEXITED(status)) {
+    int exit_status = WEXITSTATUS(status);
+    assert_int(expected_exit_status, ==, exit_status);
+  }
+  else {
+    assert_string_equal("", "Exited with error");
+  }
+}
+
+static MunitResult
+test_examples(const  MunitParameter params[],
+                 void  *user_data_or_fixture)
+{
+  assert_exit_status("../examples/main.pipa", 69);
+
+  return MUNIT_OK;
+}
+
+static MunitTest tests[] = {
+  { "/test_examples", test_examples, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL },
+  { NULL, NULL, NULL, NULL, MUNIT_TEST_OPTION_NONE, NULL }
+};
+
+static const MunitSuite suite = {
+  "/integration_tests", tests, NULL, 1, MUNIT_SUITE_OPTION_NONE
+};
+
+int
+main(int argc, char *argv[])
+{
+  return munit_suite_main(&suite, NULL, argc, argv);
+  return EXIT_SUCCESS;
+}
-- 
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