tests/qthreads: convert to new stand-alone test process (#38600)

var/spack/repos/builtin/packages/qthreads/package.py

@@ -3,6 +3,8 @@
 #
 # SPDX-License-Identifier: (Apache-2.0 OR MIT)
 
+import os
+
 from spack.package import *
 
 
@@ -30,8 +32,7 @@ class Qthreads(AutotoolsPackage):
     homepage = "http://www.cs.sandia.gov/qthreads/"
 
     test_requires_compiler = True
-    test_base_path = "test/basics/"
-    test_list = ["hello_world_multi", "hello_world"]
+    test_base_path = join_path("test", "basics")
 
     tags = ["e4s"]
 
@@ -110,44 +111,35 @@ def configure_args(self):
     def setup_build_tests(self):
         """Copy the build test files after the package is installed to an
         install test subdirectory for use during `spack test run`."""
-        tests = self.test_list
-        relative_test_dir = self.test_base_path
-        files_to_cpy = []
-        header = "test/argparsing.h"
-        for test in tests:
-            test_path = join_path(relative_test_dir, test + ".c")
-            files_to_cpy.append(test_path)
-        files_to_cpy.append(header)
-        self.cache_extra_test_sources(files_to_cpy)
+        self.cache_extra_test_sources([join_path("test", "argparsing.h"), self.test_base_path])
 
-    def build_tests(self):
-        """Build and run the added smoke (install) test."""
-        tests = self.test_list
-        relative_test_dir = self.test_base_path
+    def _build_and_run_test(self, test):
+        """Build and run the test."""
+        test_root = install_test_root(self)
+        options = [
+            f"-I{self.prefix.include}",
+            f"-I{join_path(test_root, 'test')}",
+            join_path(test_root, self.test_base_path, f"{test}.c"),
+            "-o",
+            test,
+            f"-L{self.prefix.lib}",
+            "-lqthread",
+            f"{self.compiler.cc_rpath_arg}{self.prefix.lib}",
+        ]
+        cc = which(os.environ["CC"])
+        cc(*options)
 
-        for test in tests:
-            options = [
-                "-I{0}".format(self.prefix.include),
-                "-I{0}".format(self.install_test_root + "/test"),
-                join_path(self.install_test_root, relative_test_dir, test + ".c"),
-                "-o",
-                test,
-                "-L{0}".format(self.prefix.lib),
-                "-lqthread",
-                "{0}{1}".format(self.compiler.cc_rpath_arg, self.prefix.lib),
-            ]
-            reason = "test:{0}: Checking ability to link to the library.".format(test)
-            self.run_test("cc", options, [], installed=False, purpose=reason)
+        exe = which(join_path(".", test))
+        exe()
 
-    def run_tests(self):
-        tests = self.test_list
-        # Now run the program
-        for test in tests:
-            reason = "test:{0}: Checking ability to execute.".format(test)
-            self.run_test(test, [], purpose=reason)
+    def test_hello_world(self):
+        """build and run hello_world"""
+        self._build_and_run_test("hello_world")
 
-    def test(self):
-        # Build
-        self.build_tests()
-        # Run test programs pulled from the build
-        self.run_tests()
+    def test_hello_world_multi(self):
+        """build and run hello_world_multi"""
+        self._build_and_run_test("hello_world_multi")
+
+    def test_qthread_id(self):
+        """build and run qthread_id"""
+        self._build_and_run_test("qthread_id")