SDL: test: Add a mode to skip tests that involve arbitrary delays

From 40bef98f8bc4a9523d68c6b5a80744ac2899d00e Mon Sep 17 00:00:00 2001
From: Simon McVittie <[EMAIL REDACTED]>
Date: Wed, 4 May 2022 19:16:01 +0100
Subject: [PATCH] test: Add a mode to skip tests that involve arbitrary delays

This can be used as a quick acceptance test for CI workflows.

Signed-off-by: Simon McVittie <smcv@collabora.com>
---
 test/testatomic.c   | 6 ++++++
 test/testerror.c    | 6 ++++++
 test/testsurround.c | 7 ++++++-
 test/testthread.c   | 6 ++++++
 test/testtimer.c    | 6 ++++++
 5 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/test/testatomic.c b/test/testatomic.c
index 16678db5d13..7dbad45a4cb 100644
--- a/test/testatomic.c
+++ b/test/testatomic.c
@@ -709,6 +709,12 @@ main(int argc, char *argv[])
     SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
 
     RunBasicTest();
+
+    if (SDL_getenv("SDL_TESTS_QUICK") != NULL) {
+        SDL_Log("Not running slower tests");
+        return 0;
+    }
+
     RunEpicTest();
 /* This test is really slow, so don't run it by default */
 #if 0
diff --git a/test/testerror.c b/test/testerror.c
index e847c282465..c118abdee72 100644
--- a/test/testerror.c
+++ b/test/testerror.c
@@ -58,6 +58,12 @@ main(int argc, char *argv[])
     /* Set the error value for the main thread */
     SDL_SetError("No worries");
 
+    if (SDL_getenv("SDL_TESTS_QUICK") != NULL) {
+        SDL_Log("Not running slower tests");
+        SDL_Quit();
+        return 0;
+    }
+
     alive = 1;
     thread = SDL_CreateThread(ThreadFunc, NULL, "#1");
     if (thread == NULL) {
diff --git a/test/testsurround.c b/test/testsurround.c
index 168415acab3..1537b35fe22 100644
--- a/test/testsurround.c
+++ b/test/testsurround.c
@@ -19,6 +19,7 @@ static int total_channels;
 static int active_channel;
 
 #define SAMPLE_RATE_HZ 48000
+#define QUICK_TEST_TIME_MSEC 100
 #define CHANNEL_TEST_TIME_SEC 5
 #define MAX_AMPLITUDE SDL_MAX_SINT16
 
@@ -188,7 +189,11 @@ main(int argc, char *argv[])
             SDL_Log("Playing %d Hz test tone on channel: %s\n", sine_freq, get_channel_name(j, total_channels));
 
             /* fill_buffer() will increment the active channel */
-            SDL_Delay(CHANNEL_TEST_TIME_SEC * 1000);
+            if (SDL_getenv("SDL_TESTS_QUICK") != NULL) {
+                SDL_Delay(QUICK_TEST_TIME_MSEC);
+            } else {
+                SDL_Delay(CHANNEL_TEST_TIME_SEC * 1000);
+            }
         }
 
         SDL_CloseAudioDevice(dev);
diff --git a/test/testthread.c b/test/testthread.c
index bf201e8e404..ea94dfb2e6a 100644
--- a/test/testthread.c
+++ b/test/testthread.c
@@ -91,6 +91,12 @@ main(int argc, char *argv[])
         return (1);
     }
 
+    if (SDL_getenv("SDL_TESTS_QUICK") != NULL) {
+        SDL_Log("Not running slower tests");
+        SDL_Quit();
+        return 0;
+    }
+
     while (argv[arg] && *argv[arg] == '-') {
         if (SDL_strcmp(argv[arg], "--prio") == 0) {
             testprio = 1;
diff --git a/test/testtimer.c b/test/testtimer.c
index d696097c890..62c5cd5f952 100644
--- a/test/testtimer.c
+++ b/test/testtimer.c
@@ -54,6 +54,12 @@ main(int argc, char *argv[])
         return (1);
     }
 
+    if (SDL_getenv("SDL_TESTS_QUICK") != NULL) {
+        SDL_Log("Not running slower tests");
+        SDL_Quit();
+        return 0;
+    }
+
     /* Verify SDL_GetTicks* acts monotonically increasing, and not erratic. */
     SDL_Log("Sanity-checking GetTicks\n");
     for (i = 0; i < 1000; ++i) {