Disable memory hungry tests in 32bit tests. (#503)

* Disable memory hungry tests in 32bit tests.

* Limit threadsync tests for 32bit.

tests/testproc.nim

@@ -209,31 +209,34 @@ suite "Asynchronous process management test suite":
       await process.closeWait()
 
   asyncTest "Capture big amount of bytes from STDOUT stream test":
-    let options = {AsyncProcessOption.EvalCommand}
-    let command =
-      when defined(windows):
-        "tests\\testproc.bat bigdata"
-      else:
-        "tests/testproc.sh bigdata"
-    let expect =
-      when defined(windows):
-        100_000 * (64 + 2)
-      else:
-        100_000 * (64 + 1)
-    let process = await startProcess(command, options = options,
-                                     stdoutHandle = AsyncProcess.Pipe,
-                                     stderrHandle = AsyncProcess.Pipe)
-    try:
-      let outBytesFut = process.stdoutStream.read()
-      let errBytesFut = process.stderrStream.read()
-      let res = await process.waitForExit(InfiniteDuration)
-      await allFutures(outBytesFut, errBytesFut)
-      check:
-        res == 0
-        len(outBytesFut.read()) == expect
-        len(errBytesFut.read()) == 0
-    finally:
-      await process.closeWait()
+    when sizeof(int) == 4:
+      skip()
+    else:
+      let options = {AsyncProcessOption.EvalCommand}
+      let command =
+        when defined(windows):
+          "tests\\testproc.bat bigdata"
+        else:
+          "tests/testproc.sh bigdata"
+      let expect =
+        when defined(windows):
+          100_000 * (64 + 2)
+        else:
+          100_000 * (64 + 1)
+      let process = await startProcess(command, options = options,
+                                       stdoutHandle = AsyncProcess.Pipe,
+                                       stderrHandle = AsyncProcess.Pipe)
+      try:
+        let outBytesFut = process.stdoutStream.read()
+        let errBytesFut = process.stderrStream.read()
+        let res = await process.waitForExit(InfiniteDuration)
+        await allFutures(outBytesFut, errBytesFut)
+        check:
+          res == 0
+          len(outBytesFut.read()) == expect
+          len(errBytesFut.read()) == 0
+      finally:
+        await process.closeWait()
 
   asyncTest "Long-waiting waitForExit() test":
     let command =

tests/teststream.nim

@@ -1520,12 +1520,12 @@ suite "Stream Transport test suite":
       check waitFor(testWCR(addresses[i])) == ClientsCount * MessagesCount
     test prefixes[i] & "writeFile() multiple clients (" & $FilesCount & " files)":
       when defined(windows):
-        if addresses[i].family == AddressFamily.IPv4:
+        if addresses[i].family == AddressFamily.IPv4 and (sizeof(int) == 8):
           check waitFor(testSendFile(addresses[i])) == FilesCount
         else:
           skip()
       else:
-        if defined(emscripten):
+        if defined(emscripten) or (sizeof(int) == 4):
           skip()
         else:
           check waitFor(testSendFile(addresses[i])) == FilesCount

tests/testthreadsync.nim

@@ -39,9 +39,12 @@ type
     Sync, Async
 
 const
-  TestsCount = 1000
+  TestsCount = when sizeof(int) == 8: 1000 else: 100
 
 suite "Asynchronous multi-threading sync primitives test suite":
+  teardown:
+    checkLeaks()
+
   proc setResult(thr: ThreadResultPtr, value: int) =
     thr[].value = value