dc453dcf76
To enable Flang testing on Windows, shell scripts have to be ported to Python. The following changes have been made: "test_modfile.sh" has been ported to Python, and the relevant tests relying on it. Reviewed By: Meinersbur Differential Revision: https://reviews.llvm.org/D107956
93 lines
2.9 KiB
Python
Executable File
93 lines
2.9 KiB
Python
Executable File
#!/usr/bin/env python3
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"""Compiles a source file and compares generated .mod files against expected.
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Parameters:
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sys.argv[1]: a source file with contains the input and expected output
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sys.argv[2]: the Flang frontend driver
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sys.argv[3:]: Optional arguments to the Flang frontend driver"""
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import sys
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import re
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import os
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import tempfile
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import subprocess
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import glob
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import common as cm
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from pathlib import Path
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from difflib import unified_diff
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cm.check_args_long(sys.argv)
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srcdir = Path(sys.argv[1])
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sources = list(glob.iglob(str(srcdir)))
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sources = sorted(sources)
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diffs = ""
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flang_fc1 = cm.set_executable(sys.argv[2])
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flang_fc_args = sys.argv[3:]
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flang_fc1_options = "-fsyntax-only"
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with tempfile.TemporaryDirectory() as tmpdir:
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for src in sources:
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src = Path(src).resolve()
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actual = ""
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expect = ""
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expected_files = set()
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actual_files = set()
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if not src.is_file():
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cm.die(src)
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prev_files = set(os.listdir(tmpdir))
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cmd = [flang_fc1, *flang_fc_args, flang_fc1_options, str(src)]
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proc = subprocess.check_output(cmd, stderr=subprocess.PIPE,
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universal_newlines=True, cwd=tmpdir)
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actual_files = set(os.listdir(tmpdir)).difference(prev_files)
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# The first 3 bytes of the files are an UTF-8 BOM
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with open(src, 'r', encoding="utf-8", errors="strict") as f:
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for line in f:
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m = re.search(r"^!Expect: (.*)", line)
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if m:
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expected_files.add(m.group(1))
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extra_files = actual_files.difference(expected_files)
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if extra_files:
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print(f"Unexpected .mod files produced: {extra_files}")
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sys.exit(1)
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for mod in expected_files:
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mod = Path(tmpdir).joinpath(mod)
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if not mod.is_file():
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print(f"Compilation did not produce expected mod file: {mod}")
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sys.exit(1)
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with open(mod, 'r', encoding="utf-8", errors="strict") as f:
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for line in f:
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if "!mod$" in line:
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continue
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actual += line
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with open(src, 'r', encoding="utf-8", errors="strict") as f:
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for line in f:
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if f"!Expect: {mod.name}" in line:
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for line in f:
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if re.match(r"^$", line):
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break
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m = re.sub(r"^!", "", line.lstrip())
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expect += m
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diffs = "\n".join(unified_diff(actual.replace(" ", "").split("\n"),
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expect.replace(" ", "").split("\n"),
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fromfile=mod.name, tofile="Expect", n=999999))
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if diffs != "":
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print(diffs)
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print()
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print("FAIL")
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sys.exit(1)
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print()
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print("PASS")
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