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Merge running examples as part of the test suite
This adds the examples as regular tests with a Python script for better cross-platform portability. Related PR: #1558
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| #!/usr/bin/env python3 | ||
| import subprocess | ||
| import sys | ||
| import re | ||
| import os | ||
| import difflib | ||
|
|
||
| if len(sys.argv) < 5: | ||
| print( | ||
| "Usage: compare-output.py <working-dir> <path-to-ginkgo-lib> <reference-file> <full-path-to-executable> <args>..." | ||
| ) | ||
| sys.exit(1) | ||
|
|
||
| cwd = sys.argv[1] | ||
| ginkgo_path = sys.argv[2] | ||
| reference = open(sys.argv[3]).readlines() | ||
| args = sys.argv[4:] | ||
| env = os.environ.copy() | ||
| if os.name == "nt": | ||
| # PATH is hopefully never empty | ||
| env["PATH"] += ";" + ginkgo_path | ||
| else: | ||
| if "LD_LIBRARY_PATH" in env: | ||
| env["LD_LIBRARY_PATH"] += ":" + ginkgo_path | ||
| else: | ||
| env["LD_LIBRARY_PATH"] = ginkgo_path | ||
|
|
||
| result = subprocess.run( | ||
| args=args, cwd=cwd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=env | ||
| ) | ||
|
|
||
| stdout = result.stdout.decode().splitlines() | ||
| stderr = result.stderr.decode().splitlines() | ||
|
|
||
| if len(stderr) > 0: | ||
| print("FAIL: stderr not empty") | ||
| print("".join(stderr)) | ||
| sys.exit(1) | ||
|
|
||
| # skip header/footer | ||
| stdout = stdout[7:] | ||
| reference = reference[5:-4] | ||
| # remove everything that looks like a number | ||
| remove_pattern = "[-+0-9.]+(e[-+0-9]+)?" | ||
| stdout = [re.sub(remove_pattern, "", line.strip()) for line in stdout] | ||
| reference = [re.sub(remove_pattern, "", line.strip()) for line in reference] | ||
| # compare result | ||
| if stdout != reference: | ||
| print("FAIL: stdout differs") | ||
| print("\n".join(difflib.unified_diff(reference, stdout))) | ||
| sys.exit(1) | ||
| print("PASS") |