[PATCH 1 of 5] run-tests: allow specifying an output dir to write .errs to

Siddharth Agarwal sid0 at fb.com
Thu Jun 8 04:26:34 UTC 2017


# HG changeset patch
# User Siddharth Agarwal <sid0 at fb.com>
# Date 1496892608 25200
#      Wed Jun 07 20:30:08 2017 -0700
# Node ID 90d5a9bc558130c69a8eaf58712f26d2530c49af
# Parent  8fbb4ec8b06c1513fee3299696be8bdc3e505de1
run-tests: allow specifying an output dir to write .errs to

I'm trying to use run-tests.py on a read-only file system. This series allows
that to happen.

diff --git a/tests/run-tests.py b/tests/run-tests.py
--- a/tests/run-tests.py
+++ b/tests/run-tests.py
@@ -274,6 +274,8 @@ def getparser():
         help="run each test N times (default=1)", default=1)
     parser.add_option("-n", "--nodiff", action="store_true",
         help="skip showing test changes")
+    parser.add_option("--outputdir", type="string",
+        help="directory to write error logs to (default=test directory)")
     parser.add_option("-p", "--port", type="int",
         help="port on which servers should listen"
              " (default: $%s or %d)" % defaults['port'])
@@ -564,7 +566,7 @@ class Test(unittest.TestCase):
     # Status code reserved for skipped tests (used by hghave).
     SKIPPED_STATUS = 80
 
-    def __init__(self, path, tmpdir, keeptmpdir=False,
+    def __init__(self, path, outputdir, tmpdir, keeptmpdir=False,
                  debug=False,
                  timeout=defaults['timeout'],
                  startport=defaults['port'], extraconfigopts=None,
@@ -605,8 +607,9 @@ class Test(unittest.TestCase):
         self.bname = os.path.basename(path)
         self.name = _strpath(self.bname)
         self._testdir = os.path.dirname(path)
+        self._outputdir = outputdir
         self._tmpname = os.path.basename(path)
-        self.errpath = os.path.join(self._testdir, b'%s.err' % self.bname)
+        self.errpath = os.path.join(self._outputdir, b'%s.err' % self.bname)
 
         self._threadtmp = tmpdir
         self._keeptmpdir = keeptmpdir
@@ -2135,6 +2138,7 @@ class TestRunner(object):
         self.options = None
         self._hgroot = None
         self._testdir = None
+        self._outputdir = None
         self._hgtmp = None
         self._installdir = None
         self._bindir = None
@@ -2214,6 +2218,10 @@ class TestRunner(object):
 
         self._testdir = osenvironb[b'TESTDIR'] = getattr(
             os, 'getcwdb', os.getcwd)()
+        if self.options.outputdir:
+            self._outputdir = canonpath(_bytespath(self.options.outputdir))
+        else:
+            self._outputdir = self._testdir
 
         if 'PYTHONHASHSEED' not in os.environ:
             # use a random python hash seed all the time
@@ -2338,6 +2346,7 @@ class TestRunner(object):
         vlog("# Using HGTMP", self._hgtmp)
         vlog("# Using PATH", os.environ["PATH"])
         vlog("# Using", IMPL_PATH, osenvironb[IMPL_PATH])
+        vlog("# Writing to directory", self._outputdir)
 
         try:
             return self._runtests(testdescs) or 0
@@ -2493,7 +2502,7 @@ class TestRunner(object):
         # extra keyword parameters. 'case' is used by .t tests
         kwds = dict((k, testdesc[k]) for k in ['case'] if k in testdesc)
 
-        t = testcls(refpath, tmpdir,
+        t = testcls(refpath, self._outputdir, tmpdir,
                     keeptmpdir=self.options.keep_tmpdir,
                     debug=self.options.debug,
                     timeout=self.options.timeout,
diff --git a/tests/test-run-tests.t b/tests/test-run-tests.t
--- a/tests/test-run-tests.t
+++ b/tests/test-run-tests.t
@@ -166,6 +166,42 @@ basic failing test
   python hash seed: * (glob)
   [1]
 
+test --outputdir
+  $ mkdir output
+  $ rt --outputdir output
+  
+  --- $TESTTMP/test-failure.t
+  +++ $TESTTMP/output/test-failure.t.err
+  @@ -1,5 +1,5 @@
+     $ echo babar
+  -  rataxes
+  +  babar
+   This is a noop statement so that
+   this test is still more bytes than success.
+   pad pad pad pad............................................................
+  
+  ERROR: test-failure.t output changed
+  !.
+  --- $TESTTMP/test-failure-unicode.t
+  +++ $TESTTMP/output/test-failure-unicode.t.err
+  @@ -1,2 +1,2 @@
+     $ echo babar\xce\xb1 (esc)
+  -  l\xce\xb5\xce\xb5t (esc)
+  +  babar\xce\xb1 (esc)
+  
+  ERROR: test-failure-unicode.t output changed
+  !
+  Failed test-failure.t: output changed
+  Failed test-failure-unicode.t: output changed
+  # Ran 3 tests, 0 skipped, 0 warned, 2 failed.
+  python hash seed: * (glob)
+  [1]
+  $ ls -a output
+  .
+  ..
+  test-failure-unicode.t.err
+  test-failure.t.err
+
 test --xunit support
   $ rt --xunit=xunit.xml
   
@@ -306,6 +342,29 @@ test for --retest
   python hash seed: * (glob)
   [1]
 
+--retest works with --outputdir
+  $ rm -r output
+  $ mkdir output
+  $ mv test-failure.t.err output
+  $ rt --retest --outputdir output
+  
+  --- $TESTTMP/test-failure.t
+  +++ $TESTTMP/output/test-failure.t.err
+  @@ -1,5 +1,5 @@
+     $ echo babar
+  -  rataxes
+  +  babar
+   This is a noop statement so that
+   this test is still more bytes than success.
+   pad pad pad pad............................................................
+  
+  ERROR: test-failure.t output changed
+  !
+  Failed test-failure.t: output changed
+  # Ran 2 tests, 1 skipped, 0 warned, 1 failed.
+  python hash seed: * (glob)
+  [1]
+
 Selecting Tests To Run
 ======================
 


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