ci: Add run_tests step to ci-windows.py

diff --git a/.github/ci-windows.py b/.github/ci-windows.py
index d797814d..693a0154 100755
--- a/.github/ci-windows.py
+++ b/.github/ci-windows.py
@@ -73,7 +73,7 @@ def prepare_tests(ci_type):
     if ci_type == "standard":
         run([sys.executable, "-m", "pip", "install", "pyzmq"])
     elif ci_type == "fuzz":
-        repo_dir = os.path.join(os.environ["RUNNER_TEMP"], "qa-assets")
+        repo_dir = os.path.join(os.getcwd(), "qa-assets")
         clone_cmd = [
             "git",
             "clone",
@@ -86,6 +86,64 @@ def prepare_tests(ci_type):
         run(["git", "-C", repo_dir, "log", "-1"])
 
 
+def run_tests(ci_type):
+    build_dir = "build"
+    num_procs = str(os.process_cpu_count())
+    release_bin = os.path.join(os.getcwd(), build_dir, "bin", "Release")
+
+    if ci_type == "standard":
+        test_envs = {
+            "BITCOIN_BIN": "bitcoin.exe",
+            "BITCOIND": "bitcoind.exe",
+            "BITCOINCLI": "bitcoin-cli.exe",
+            "BITCOIN_BENCH": "bench_bitcoin.exe",
+            "BITCOINTX": "bitcoin-tx.exe",
+            "BITCOINUTIL": "bitcoin-util.exe",
+            "BITCOINWALLET": "bitcoin-wallet.exe",
+            "BITCOINCHAINSTATE": "bitcoin-chainstate.exe",
+        }
+        for var, exe in test_envs.items():
+            os.environ[var] = os.path.join(release_bin, exe)
+
+        ctest_cmd = [
+            "ctest",
+            "--test-dir",
+            build_dir,
+            "--output-on-failure",
+            "--stop-on-failure",
+            "-j",
+            num_procs,
+            "--build-config",
+            "Release",
+        ]
+        run(ctest_cmd)
+
+        test_cmd = [
+            sys.executable,
+            os.path.join(build_dir, "test", "functional", "test_runner.py"),
+            "--jobs",
+            num_procs,
+            "--quiet",
+            f"--tmpdirprefix={os.getcwd()}",
+            "--combinedlogslen=99999999",
+            *shlex.split(os.environ.get("TEST_RUNNER_EXTRA", "").strip()),
+        ]
+        run(test_cmd)
+
+    elif ci_type == "fuzz":
+        os.environ["BITCOINFUZZ"] = os.path.join(release_bin, "fuzz.exe")
+        fuzz_cmd = [
+            sys.executable,
+            os.path.join(build_dir, "test", "fuzz", "test_runner.py"),
+            "--par",
+            num_procs,
+            "--loglevel",
+            "DEBUG",
+            os.path.join(os.getcwd(), "qa-assets", "fuzz_corpora"),
+        ]
+        run(fuzz_cmd)
+
+
 def main():
     parser = argparse.ArgumentParser(description="Utility to run Windows CI steps.")
     parser.add_argument("ci_type", choices=GENERATE_OPTIONS, help="CI type to run.")
@@ -93,6 +151,7 @@ def main():
         "generate",
         "build",
         "prepare_tests",
+        "run_tests",
     ]
     parser.add_argument("step", choices=steps, help="CI step to perform.")
     args = parser.parse_args()
@@ -103,6 +162,8 @@ def main():
         build()
     elif args.step == "prepare_tests":
         prepare_tests(args.ci_type)
+    elif args.step == "run_tests":
+        run_tests(args.ci_type)
 
 
 if __name__ == "__main__":
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a088021e..d09433fc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -304,39 +304,15 @@ jobs:
             & mt.exe -nologo -inputresource:$_.FullName -validate_manifest
           }
 
-      - name: Run test suite
-        if: matrix.job-type == 'standard'
-        working-directory: build
-        run: |
-          ctest --output-on-failure --stop-on-failure -j $NUMBER_OF_PROCESSORS -C Release
-
       - name: Prepare tests
         run: |
           py -3 .github/ci-windows.py ${{ matrix.job-type }} prepare_tests
 
-      - name: Run functional tests
-        if: matrix.job-type == 'standard'
-        working-directory: build
-        env:
-          BITCOIN_BIN: '${{ github.workspace }}\build\bin\Release\bitcoin.exe'
-          BITCOIND: '${{ github.workspace }}\build\bin\Release\bitcoind.exe'
-          BITCOINCLI: '${{ github.workspace }}\build\bin\Release\bitcoin-cli.exe'
-          BITCOIN_BENCH: '${{ github.workspace }}\build\bin\Release\bench_bitcoin.exe'
-          BITCOINTX: '${{ github.workspace }}\build\bin\Release\bitcoin-tx.exe'
-          BITCOINUTIL: '${{ github.workspace }}\build\bin\Release\bitcoin-util.exe'
-          BITCOINWALLET: '${{ github.workspace }}\build\bin\Release\bitcoin-wallet.exe'
-          BITCOINCHAINSTATE: '${{ github.workspace }}\build\bin\Release\bitcoin-chainstate.exe'
-          TEST_RUNNER_EXTRA: ${{ github.event_name != 'pull_request' && '--extended' || '' }}
-        run: |
-          py -3 test/functional/test_runner.py --jobs $NUMBER_OF_PROCESSORS --quiet --tmpdirprefix="${RUNNER_TEMP}" --combinedlogslen=99999999 --timeout-factor=${TEST_RUNNER_TIMEOUT_FACTOR} ${TEST_RUNNER_EXTRA}
-
-      - name: Run fuzz tests
-        if: matrix.job-type == 'fuzz'
-        working-directory: build
+      - name: Run tests
         env:
-          BITCOINFUZZ: '${{ github.workspace }}\build\bin\Release\fuzz.exe'
+          TEST_RUNNER_EXTRA: "--timeout-factor=${{ env.TEST_RUNNER_TIMEOUT_FACTOR }} ${{ case(github.event_name == 'pull_request', '', '--extended') }}"
         run: |
-          py -3 test/fuzz/test_runner.py --par $NUMBER_OF_PROCESSORS --loglevel DEBUG "${RUNNER_TEMP}/qa-assets/fuzz_corpora"
+          py -3 .github/ci-windows.py ${{ matrix.job-type }} run_tests
 
   record-frozen-commit:
     # Record frozen commit, so that the native tests on cross-builds can run on