From abe41cc2d5413faa8adeb16831f654435b6d0ef0 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Sat, 15 Jun 2019 14:57:21 +0200
Subject: Add compiler option for number of threads to use (instead of env)

---
 tests/main.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'tests')

diff --git a/tests/main.c b/tests/main.c
index 3080807..c4c567d 100644
--- a/tests/main.c
+++ b/tests/main.c
@@ -120,13 +120,33 @@ static char* join_str(const char *str1, const char *str2, char delimiter) {
     return buf;
 }
 
+static CHECK_RESULT int get_thread_count_env_var(int *thread_count) {
+    char *threads;
+    threads = getenv("THREADS");
+    if(!threads)
+        return -1;
+    *thread_count = atoi(threads);
+    return 0;
+}
+
 static void test_load(const char *filepath) {
     amal_compiler compiler;
     amal_compiler_options options;
     char *full_path;
     int result;
+    int num_threads;
+
+    result = get_thread_count_env_var(&num_threads);
+    if(result != 0)
+        num_threads = 0;
+
+    if(num_threads < 0) {
+        amal_log_error("Environment variable THREADS contains invalid number for threads. THREADS has to be at least 0 (0 = use the number of available threads on the system)");
+        exit(1);
+    }
 
     amal_compiler_options_init(&options);
+    options.num_threads = num_threads;
     ++num_tests_run;
     full_path = get_full_path(filepath);
     /*
@@ -162,8 +182,19 @@ static void test_load_error(const char *filepath, const char *expected_error) {
     amal_compiler compiler;
     amal_compiler_options options;
     int result;
+    int num_threads;
+
+    result = get_thread_count_env_var(&num_threads);
+    if(result != 0)
+        num_threads = 0;
+
+    if(num_threads < 0) {
+        amal_log_error("Environment variable THREADS contains invalid number for threads. THREADS has to be at least 0 (0 = use the number of available threads on the system)");
+        exit(1);
+    }
 
     amal_compiler_options_init(&options);
+    options.num_threads = num_threads;
     ++num_tests_run;
     options.error_callback = error_callback_assert;
     ErrorExpectedData expected_data;
@@ -200,6 +231,7 @@ static void test_load_error(const char *filepath, const char *expected_error) {
     free(expected_data.expected_error);
 }
 
+
 /* TODO: Restrict variables in global scope to const */
 int main(int argc, char **argv) {
     return_if_error(test_hash_map());
-- 
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