testlib.py 65.1 KB
Newer Older
1
#
2 3 4
# (c) Simon Marlow 2002
#

5 6 7
# This allows us to use the "with X:" syntax with python 2.5:
from __future__ import with_statement

8 9
import sys
import os
10
import errno
11 12 13 14
import string
import re
import traceback
import copy
15
import glob
16
import types
17

18 19 20 21 22 23 24
have_subprocess = False
try:
    import subprocess
    have_subprocess = True
except:
    print "Warning: subprocess not found, will fall back to spawnv"

25
from string import join
26
from testglobals import *
27 28
from testutil import *

29 30 31
if config.use_threads:
    import threading
    import thread
32 33 34 35 36 37 38 39 40 41 42 43 44

# Options valid for all the tests in the current "directory".  After
# each test, we reset the options to these.  To change the options for
# multiple tests, the function setTestOpts() below can be used to alter
# these options.
global thisdir_testopts
thisdir_testopts = TestOptions()

def getThisDirTestOpts():
    return thisdir_testopts

# Options valid for the current test only (these get reset to
# testdir_testopts after each test).
45

ei@vuokko.info's avatar
ei@vuokko.info committed
46
global testopts_local
47 48 49 50 51 52
if config.use_threads:
    testopts_local = threading.local()
else:
    class TestOpts_Local:
        pass
    testopts_local = TestOpts_Local()
53 54

def getTestOpts():
ei@vuokko.info's avatar
ei@vuokko.info committed
55
    return testopts_local.x
56

ei@vuokko.info's avatar
ei@vuokko.info committed
57 58 59
def setLocalTestOpts(opts):
    global testopts_local
    testopts_local.x=opts
60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85

# This can be called at the top of a file of tests, to set default test options
# for the following tests.
def setTestOpts( f ):
    f( thisdir_testopts );

# -----------------------------------------------------------------------------
# Canned setup functions for common cases.  eg. for a test you might say
#
#      test('test001', normal, compile, [''])
#
# to run it without any options, but change it to
#
#      test('test001', expect_fail, compile, [''])
#
# to expect failure for this test.

def normal( opts ):
    return;

def skip( opts ):
    opts.skip = 1

def expect_fail( opts ):
    opts.expect = 'fail';

86 87 88
def reqlib( lib ):
    return lambda opts, l=lib: _reqlib (opts, l )

89 90 91 92
# Cache the results of looking to see if we have a library or not.
# This makes quite a difference, especially on Windows.
have_lib = {}

93
def _reqlib( opts, lib ):
94 95
    if have_lib.has_key(lib):
        got_it = have_lib[lib]
96
    else:
97 98 99
        if have_subprocess:
            # By preference we use subprocess, as the alternative uses
            # /dev/null which mingw doesn't have.
100
            p = subprocess.Popen([config.ghc_pkg, '--no-user-package-conf', 'describe', lib],
101 102 103 104 105 106 107 108 109 110 111 112 113
                                 stdout=subprocess.PIPE,
                                 stderr=subprocess.PIPE)
            # read from stdout and stderr to avoid blocking due to
            # buffers filling
            p.communicate()
            r = p.wait()
        else:
            r = os.system(config.ghc_pkg + ' describe ' + lib
                                         + ' > /dev/null 2> /dev/null')
        got_it = r == 0
        have_lib[lib] = got_it

    if not got_it:
114
        opts.expect = 'missing-lib'
115

116 117 118 119
def req_profiling( opts ):
    if not config.have_profiling:
        opts.expect = 'fail'

Simon Marlow's avatar
Simon Marlow committed
120 121 122 123
def req_shared_libs( opts ):
    if not config.have_shared_libs:
        opts.expect = 'fail'

Ian Lynagh's avatar
Ian Lynagh committed
124 125 126 127
def req_interp( opts ):
    if not config.have_interp:
        opts.expect = 'fail'

Ian Lynagh's avatar
Ian Lynagh committed
128 129 130 131 132 133
def expect_broken( bug ):
    return lambda opts, b=bug: _expect_broken (opts, b )

def _expect_broken( opts, bug ):
    opts.expect = 'fail';

134 135 136
def ignore_output( opts ):
    opts.ignore_output = 1

137 138 139
def no_stdin( opts ):
    opts.no_stdin = 1

140 141 142 143 144 145 146 147
# -----

def expect_fail_for( ways ):
    return lambda opts, w=ways: _expect_fail_for( opts, w )

def _expect_fail_for( opts, ways ):
    opts.expect_fail_for = ways

Ian Lynagh's avatar
Ian Lynagh committed
148 149 150 151
def expect_broken_for( bug, ways ):
    return lambda opts, b=bug, w=ways: _expect_broken_for( opts, b, w )

def _expect_broken_for( opts, bug, ways ):
Ian Lynagh's avatar
Ian Lynagh committed
152
    opts.expect_fail_for = ways
Ian Lynagh's avatar
Ian Lynagh committed
153

154 155 156 157 158 159 160 161 162 163
# -----

def omit_ways( ways ):
    return lambda opts, w=ways: _omit_ways( opts, w )

def _omit_ways( opts, ways ):
    opts.omit_ways = ways

# -----

164 165 166 167 168 169 170 171
def only_ways( ways ):
    return lambda opts, w=ways: _only_ways( opts, w )

def _only_ways( opts, ways ):
    opts.only_ways = ways

# -----

172 173 174 175 176 177 178 179
def extra_ways( ways ):
    return lambda opts, w=ways: _extra_ways( opts, w )

def _extra_ways( opts, ways ):
    opts.extra_ways = ways

# -----

ross's avatar
ross committed
180 181 182 183 184
def omit_compiler_types( compiler_types ):
   return lambda opts, c=compiler_types: _omit_compiler_types(opts, c)

def _omit_compiler_types( opts, compiler_types ):
    if config.compiler_type in compiler_types:
dterei's avatar
dterei committed
185
        opts.skip = 1
ross's avatar
ross committed
186 187 188 189 190 191 192 193

# -----

def only_compiler_types( compiler_types ):
   return lambda opts, c=compiler_types: _only_compiler_types(opts, c)

def _only_compiler_types( opts, compiler_types ):
    if config.compiler_type not in compiler_types:
dterei's avatar
dterei committed
194
        opts.skip = 1
ross's avatar
ross committed
195 196 197

# -----

198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219
def set_stdin( file ):
   return lambda opts, f=file: _set_stdin(opts, f);

def _set_stdin( opts, f ):
   opts.stdin = f

# -----

def exit_code( val ):
    return lambda opts, v=val: _exit_code(opts, v);

def _exit_code( opts, v ):
    opts.exit_code = v

# -----

def extra_run_opts( val ):
    return lambda opts, v=val: _extra_run_opts(opts, v);

def _extra_run_opts( opts, v ):
    opts.extra_run_opts = v

220 221
# -----

Simon Marlow's avatar
Simon Marlow committed
222 223 224 225 226 227 228 229
def extra_hc_opts( val ):
    return lambda opts, v=val: _extra_hc_opts(opts, v);

def _extra_hc_opts( opts, v ):
    opts.extra_hc_opts = v

# -----

230 231 232 233 234 235
def extra_clean( files ):
    return lambda opts, v=files: _extra_clean(opts, v);

def _extra_clean( opts, v ):
    opts.clean_files = v

236 237
# -----

238 239
def stats_num_field( field, min, max ):
    return lambda opts, f=field, x=min, y=max: _stats_num_field(opts, f, x, y);
240

241
def _stats_num_field( opts, f, x, y ):
242 243 244
    # copy the dictionary, as the config gets shared between all tests
    opts.stats_num_fields = opts.stats_num_fields.copy()
    opts.stats_num_fields[f] = (x, y)
245

Ian Lynagh's avatar
Ian Lynagh committed
246 247 248 249
def compiler_stats_num_field( field, min, max ):
    return lambda opts, f=field, x=min, y=max: _compiler_stats_num_field(opts, f, x, y);

def _compiler_stats_num_field( opts, f, x, y ):
250 251 252
    # copy the dictionary, as the config gets shared between all tests
    opts.compiler_stats_num_fields = opts.compiler_stats_num_fields.copy()
    opts.compiler_stats_num_fields[f] = (x, y)
Ian Lynagh's avatar
Ian Lynagh committed
253

254 255
# -----

256
def skip_if_no_ghci(opts):
dterei's avatar
dterei committed
257 258
    if not ('ghci' in config.run_ways):
        opts.skip = 1
259

260 261 262
# ----

def skip_if_fast(opts):
dterei's avatar
dterei committed
263 264
    if config.fast:
        opts.skip = 1
265

Simon Marlow's avatar
Simon Marlow committed
266 267
# -----

268
def if_platform( plat, f ):
Simon Marlow's avatar
Simon Marlow committed
269
    if config.platform == plat:
270
        return f
271 272 273
    else:
        return normal

Ian Lynagh's avatar
Ian Lynagh committed
274 275 276 277 278 279
def if_not_platform( plat, f ):
    if config.platform != plat:
        return f
    else:
        return normal

280 281 282
def if_os( os, f ):
    if config.os == os:
        return f
283 284 285
    else:
        return normal

Ian Lynagh's avatar
Ian Lynagh committed
286 287 288 289 290 291
def unless_os( os, f ):
    if config.os == os:
        return normal
    else:
        return f

292 293 294 295 296 297
def if_arch( arch, f ):
    if config.arch == arch:
        return f
    else:
        return normal

Ian Lynagh's avatar
Ian Lynagh committed
298
def if_wordsize( ws, f ):
Ian Lynagh's avatar
Ian Lynagh committed
299
    if config.wordsize == str(ws):
Ian Lynagh's avatar
Ian Lynagh committed
300 301 302 303
        return f
    else:
        return normal

Ian Lynagh's avatar
Ian Lynagh committed
304 305 306 307 308 309 310 311 312 313 314 315
def if_msys( f ):
    if config.msys:
        return f
    else:
        return normal

def if_cygwin( f ):
    if config.cygwin:
        return f
    else:
        return normal

316 317
# ---

318 319 320 321 322 323 324 325 326 327 328 329
def if_in_tree_compiler( f ):
    if config.in_tree_compiler:
        return f
    else:
        return normal

def unless_in_tree_compiler( f ):
    if config.in_tree_compiler:
        return normal
    else:
        return f

330 331 332 333 334
def if_compiler_type( compiler, f ):
    if config.compiler_type == compiler:
        return f
    else:
        return normal
335 336 337 338 339 340

def if_compiler_profiled( f ):
    if config.compiler_profiled:
        return f
    else:
        return normal
341

342 343 344 345 346 347
def unless_compiler_profiled( f ):
    if config.compiler_profiled:
        return normal
    else:
        return f

Ian Lynagh's avatar
Ian Lynagh committed
348
def if_compiler_lt( compiler, version, f ):
349
    if config.compiler_type == compiler and \
Ian Lynagh's avatar
Ian Lynagh committed
350 351 352 353
       version_lt(config.compiler_version, version):
        return f
    else:
        return normal
354

Ian Lynagh's avatar
Ian Lynagh committed
355
def if_compiler_le( compiler, version, f ):
356 357
    if config.compiler_type == compiler and \
       version_le(config.compiler_version, version):
Ian Lynagh's avatar
Ian Lynagh committed
358 359 360
        return f
    else:
        return normal
361

Ian Lynagh's avatar
Ian Lynagh committed
362
def if_compiler_gt( compiler, version, f ):
363
    if config.compiler_type == compiler and \
Ian Lynagh's avatar
Ian Lynagh committed
364 365 366 367
       version_gt(config.compiler_version, version):
        return f
    else:
        return normal
368

Ian Lynagh's avatar
Ian Lynagh committed
369
def if_compiler_ge( compiler, version, f ):
370
    if config.compiler_type == compiler and \
Ian Lynagh's avatar
Ian Lynagh committed
371 372 373 374
       version_ge(config.compiler_version, version):
        return f
    else:
        return normal
375

Ian Lynagh's avatar
Ian Lynagh committed
376 377
def namebase( nb ):
   return lambda opts, nb=nb: _namebase(opts, nb)
378

Ian Lynagh's avatar
Ian Lynagh committed
379 380
def _namebase( opts, nb ):
    opts.with_namebase = nb
381

382 383
# ---

384
def if_tag( tag, f ):
385
    if tag in config.compiler_tags:
386 387 388
        return f
    else:
        return normal
389

390
def unless_tag( tag, f ):
391
    if not (tag in config.compiler_tags):
392 393 394
        return f
    else:
        return normal
395

ei@vuokko.info's avatar
ei@vuokko.info committed
396
# ---
397
def alone(opts):
398
    opts.alone = True
ei@vuokko.info's avatar
ei@vuokko.info committed
399

Ian Lynagh's avatar
Ian Lynagh committed
400 401 402 403
# ---
def literate( opts ):
    opts.literate = 1;

404 405 406
def c_src( opts ):
    opts.c_src = 1;

Austin Seipp's avatar
Austin Seipp committed
407 408 409
def objc_src( opts ):
    opts.objc_src = 1;

410 411 412
def objcpp_src( opts ):
    opts.objcpp_src = 1;

413 414
# ----

415 416 417 418 419 420 421 422
def pre_cmd( cmd ):
    return lambda opts, c=cmd: _pre_cmd(opts, cmd)

def _pre_cmd( opts, cmd ):
    opts.pre_cmd = cmd

# ----

423 424 425 426 427 428 429 430
def clean_cmd( cmd ):
    return lambda opts, c=cmd: _clean_cmd(opts, cmd)

def _clean_cmd( opts, cmd ):
    opts.clean_cmd = cmd

# ----

431 432 433 434
def cmd_prefix( prefix ):
    return lambda opts, p=prefix: _cmd_prefix(opts, prefix)

def _cmd_prefix( opts, prefix ):
435 436 437 438 439 440 441 442 443
    opts.cmd_wrapper = lambda cmd, p=prefix: p + ' ' + cmd;

# ----

def cmd_wrapper( fun ):
    return lambda opts, f=fun: _cmd_wrapper(opts, fun)

def _cmd_wrapper( opts, fun ):
    opts.cmd_wrapper = fun
444

445 446
# ----

Ian Lynagh's avatar
Ian Lynagh committed
447 448 449 450 451 452 453 454
def compile_cmd_prefix( prefix ):
    return lambda opts, p=prefix: _compile_cmd_prefix(opts, prefix)

def _compile_cmd_prefix( opts, prefix ):
    opts.compile_cmd_prefix = prefix

# ----

455 456 457
def normalise_slashes( opts ):
    opts.extra_normaliser = normalise_slashes_

458 459 460
def normalise_exe( opts ):
    opts.extra_normaliser = normalise_exe_

461 462 463 464 465 466
def normalise_fun( fun ):
    return lambda opts, f=fun: _normalise_fun(opts, f)

def _normalise_fun( opts, f ):
    opts.extra_normaliser = f

467 468 469 470 471 472 473 474 475
def normalise_errmsg_fun( fun ):
    return lambda opts, f=fun: _normalise_errmsg_fun(opts, f)

def _normalise_errmsg_fun( opts, f ):
    opts.extra_errmsg_normaliser = f

def two_normalisers(f, g):
    return lambda x, f=f, g=g: f(g(x))

476 477 478
# ----
# Function for composing two opt-fns together

479 480 481
def composes( fs ):
    return reduce(lambda f, g: compose(f, g), fs)

482 483 484
def compose( f, g ):
    return lambda opts, f=f, g=g: _compose(opts,f,g)

485
def _compose( opts, f, g ):
486 487 488 489 490 491 492
    f(opts)
    g(opts)

# -----------------------------------------------------------------------------
# The current directory of tests

def newTestDir( dir ):
493
    global thisdir_testopts
494 495
    # reset the options for this test directory
    thisdir_testopts = copy.copy(default_testopts)
496
    thisdir_testopts.testdir = dir
497
    thisdir_testopts.compiler_always_flags = config.compiler_always_flags
498 499 500 501

# -----------------------------------------------------------------------------
# Actually doing tests

502
allTests = []
503
allTestNames = set([])
504 505

def runTest (opts, name, setup, func, args):
ei@vuokko.info's avatar
ei@vuokko.info committed
506
    n = 1
507 508 509 510

    if type(setup) is types.ListType:
       setup = composes(setup)

ei@vuokko.info's avatar
ei@vuokko.info committed
511
    setup(opts)
512

513
    if opts.alone:
ei@vuokko.info's avatar
ei@vuokko.info committed
514
        n = config.threads
515

ei@vuokko.info's avatar
ei@vuokko.info committed
516 517
    ok = 0

518
    if config.use_threads:
ei@vuokko.info's avatar
ei@vuokko.info committed
519
        t.thread_pool.acquire()
520 521 522 523 524 525 526 527 528 529 530 531
        try:
            while config.threads<(t.running_threads+n):
                t.thread_pool.wait()
            t.running_threads = t.running_threads+n
            ok=1
            t.thread_pool.release()
            thread.start_new_thread(test_common_thread, (n, name, opts, func, args))
        except:
            if not ok:
                t.thread_pool.release()
    else:
        test_common_work (name, opts, func, args)
532

533
# name  :: String
534
# setup :: TestOpts -> IO ()
535 536
def test (name, setup, func, args):
    global allTests
537 538 539
    global allTestNames
    if name in allTestNames:
        framework_fail(name, 'duplicate', 'There are multiple tests with this name')
540 541
    myTestOpts = copy.copy(thisdir_testopts)
    allTests += [lambda : runTest(myTestOpts, name, setup, func, args)]
542
    allTestNames.add(name)
543

544 545 546 547 548 549 550 551 552 553 554
if config.use_threads:
    def test_common_thread(n, name, opts, func, args):
        t.lock.acquire()
        try:
            test_common_work(name,opts,func,args)
        finally:
            t.lock.release()
            t.thread_pool.acquire()
            t.running_threads = t.running_threads - n
            t.thread_pool.notify()
            t.thread_pool.release()
555

556 557 558 559 560 561 562 563 564 565
def get_package_cache_timestamp():
    if config.package_conf_cache_file == '':
        return 0.0
    else:
        try:
            return os.stat(config.package_conf_cache_file).st_mtime
        except:
            return 0.0


ei@vuokko.info's avatar
ei@vuokko.info committed
566
def test_common_work (name, opts, func, args):
567 568 569 570 571 572 573 574 575
    try:
        t.total_tests = t.total_tests+1
        setLocalTestOpts(opts)

        package_conf_cache_file_start_timestamp = get_package_cache_timestamp()

        # All the ways we might run this test
        if func == compile or func == multimod_compile:
            all_ways = config.compile_ways
576
        elif func == compile_and_run or func == multimod_compile_and_run:
577 578 579 580 581 582
            all_ways = config.run_ways
        elif func == ghci_script:
            if 'ghci' in config.run_ways:
                all_ways = ['ghci']
            else:
                all_ways = []
583
        else:
584 585 586 587 588 589 590 591 592 593 594
            all_ways = ['normal']

        # A test itself can request extra ways by setting opts.extra_ways
        all_ways = all_ways + filter(lambda way: way not in all_ways,
                                     opts.extra_ways)

        t.total_test_cases = t.total_test_cases + len(all_ways)

        ok_way = lambda way: \
            not getTestOpts().skip \
            and (config.only == [] or name in config.only) \
595
            and (getTestOpts().only_ways == None or way in getTestOpts().only_ways) \
596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629
            and (config.cmdline_ways == [] or way in config.cmdline_ways) \
            and way not in getTestOpts().omit_ways

        # Which ways we are asked to skip
        do_ways = filter (ok_way,all_ways)

        # In fast mode, we skip all but one way
        if config.fast and len(do_ways) > 0:
            do_ways = [do_ways[0]]

        if not config.clean_only:
            # Run the required tests...
            for way in do_ways:
                do_test (name, way, func, args)

            for way in all_ways:
                if way not in do_ways:
                    skiptest (name,way)

        if getTestOpts().cleanup != '' and (config.clean_only or do_ways != []):
            clean(map (lambda suff: name + suff,
                      ['', '.exe', '.exe.manifest', '.genscript',
                       '.stderr.normalised',        '.stdout.normalised',
                       '.run.stderr',               '.run.stdout',
                       '.run.stderr.normalised',    '.run.stdout.normalised',
                       '.comp.stderr',              '.comp.stdout',
                       '.comp.stderr.normalised',   '.comp.stdout.normalised',
                       '.interp.stderr',            '.interp.stdout',
                       '.interp.stderr.normalised', '.interp.stdout.normalised',
                       '.stats', '.comp.stats',
                       '.hi', '.o', '.prof', '.exe.prof', '.hc',
                       '_stub.h', '_stub.c', '_stub.o',
                       '.hp', '.exe.hp', '.ps', '.aux', '.hcr', '.eventlog']))

630
            if func == multi_compile or func == multi_compile_fail:
631 632 633 634 635
                    extra_mods = args[1]
                    clean(map (lambda (f,x): replace_suffix(f, 'o'), extra_mods))
                    clean(map (lambda (f,x): replace_suffix(f, 'hi'), extra_mods))

            clean(getTestOpts().clean_files)
Ian Lynagh's avatar
Ian Lynagh committed
636

637 638 639 640 641 642 643 644
            try:
                cleanCmd = getTestOpts().clean_cmd
                if cleanCmd != None:
                    result = runCmdFor(name, 'cd ' + getTestOpts().testdir + ' && ' + cleanCmd)
                    if result != 0:
                        framework_fail(name, 'cleaning', 'clean-command failed: ' + str(result))
            except e:
                framework_fail(name, 'cleaning', 'clean-command exception')
645

646
        package_conf_cache_file_end_timestamp = get_package_cache_timestamp();
647

648 649
        if package_conf_cache_file_start_timestamp != package_conf_cache_file_end_timestamp:
            framework_fail(name, 'whole-test', 'Package cache timestamps do not match: ' + str(package_conf_cache_file_start_timestamp) + ' ' + str(package_conf_cache_file_end_timestamp))
650

651 652 653 654 655 656 657 658 659 660 661 662
        try:
            for f in files_written[name]:
                if os.path.exists(f):
                    try:
                        if not f in files_written_not_removed[name]:
                            files_written_not_removed[name].append(f)
                    except:
                        files_written_not_removed[name] = [f]
        except:
            pass
    except Exception, e:
        framework_fail(name, 'runTest', 'Unhandled exception: ' + str(e))
Ian Lynagh's avatar
Ian Lynagh committed
663

664 665 666 667
def clean(strs):
    for str in strs:
        for name in glob.glob(in_testdir(str)):
            clean_full_path(name)
668

669
def clean_full_path(name):
Ian Lynagh's avatar
Ian Lynagh committed
670 671 672 673
        try:
            # Remove files...
            os.remove(name)
        except OSError, e1:
674
            try:
Ian Lynagh's avatar
Ian Lynagh committed
675 676 677 678 679 680 681 682 683 684 685
                # ... and empty directories
                os.rmdir(name)
            except OSError, e2:
                # We don't want to fail here, but we do want to know
                # what went wrong, so print out the exceptions.
                # ENOENT isn't a problem, though, as we clean files
                # that don't necessarily exist.
                if e1.errno != errno.ENOENT:
                    print e1
                if e2.errno != errno.ENOENT:
                    print e2
686

687
def do_test(name, way, func, args):
688 689 690
    full_name = name + '(' + way + ')'

    try:
691 692 693 694
        print '=====>', full_name, t.total_tests, 'of', len(allTests), \
                        str([t.n_unexpected_passes,   \
                             t.n_unexpected_failures, \
                             t.n_framework_failures])
695

696 697
        if config.use_threads:
            t.lock.release()
698 699 700 701

        try:
            preCmd = getTestOpts().pre_cmd
            if preCmd != None:
702
                result = runCmdFor(name, 'cd ' + getTestOpts().testdir + ' && ' + preCmd)
703 704 705 706 707
                if result != 0:
                    framework_fail(name, way, 'pre-command failed: ' + str(result))
        except e:
            framework_fail(name, way, 'pre-command exception')

ei@vuokko.info's avatar
ei@vuokko.info committed
708 709 710
        try:
            result = apply(func, [name,way] + args)
        finally:
711 712
            if config.use_threads:
                t.lock.acquire()
713

714 715 716
        if getTestOpts().expect != 'pass' and \
                getTestOpts().expect != 'fail' and \
                getTestOpts().expect != 'missing-lib':
717
            framework_fail(name, way, 'bad expected ' + getTestOpts().expect)
718

719 720 721 722 723 724
        try:
            passFail = result['passFail']
        except:
            passFail = 'No passFail found'

        if passFail == 'pass':
ei@vuokko.info's avatar
ei@vuokko.info committed
725 726
            if getTestOpts().expect == 'pass' \
               and way not in getTestOpts().expect_fail_for:
727
                t.n_expected_passes = t.n_expected_passes + 1
728 729 730 731
                if name in t.expected_passes:
                    t.expected_passes[name].append(way)
                else:
                    t.expected_passes[name] = [way]
732 733 734
            else:
                print '*** unexpected pass for', full_name
                t.n_unexpected_passes = t.n_unexpected_passes + 1
735
                addPassingTestInfo(t.unexpected_passes, getTestOpts().testdir, name, way)
736
        elif passFail == 'fail':
ei@vuokko.info's avatar
ei@vuokko.info committed
737 738
            if getTestOpts().expect == 'pass' \
               and way not in getTestOpts().expect_fail_for:
739 740
                print '*** unexpected failure for', full_name
                t.n_unexpected_failures = t.n_unexpected_failures + 1
741 742
                reason = result['reason']
                addFailingTestInfo(t.unexpected_failures, getTestOpts().testdir, name, reason, way)
743
            else:
744 745 746 747 748 749
                if getTestOpts().expect == 'missing-lib':
                    t.n_missing_libs = t.n_missing_libs + 1
                    if name in t.missing_libs:
                        t.missing_libs[name].append(way)
                    else:
                        t.missing_libs[name] = [way]
750
                else:
751 752 753 754 755
                    t.n_expected_failures = t.n_expected_failures + 1
                    if name in t.expected_failures:
                        t.expected_failures[name].append(way)
                    else:
                        t.expected_failures[name] = [way]
756 757
        else:
            framework_fail(name, way, 'bad result ' + passFail)
758
    except:
759
        framework_fail(name, way, 'do_test exception')
760 761
        traceback.print_exc()

762
def addPassingTestInfo (testInfos, directory, name, way):
763 764 765 766 767 768 769 770 771 772
    directory = re.sub('^\\.[/\\\\]', '', directory)

    if not directory in testInfos:
        testInfos[directory] = {}

    if not name in testInfos[directory]:
        testInfos[directory][name] = []

    testInfos[directory][name].append(way)

773 774 775 776 777 778 779 780 781 782 783 784 785 786
def addFailingTestInfo (testInfos, directory, name, reason, way):
    directory = re.sub('^\\.[/\\\\]', '', directory)

    if not directory in testInfos:
        testInfos[directory] = {}

    if not name in testInfos[directory]:
        testInfos[directory][name] = {}

    if not reason in testInfos[directory][name]:
        testInfos[directory][name][reason] = []

    testInfos[directory][name][reason].append(way)

787
def skiptest (name, way):
788 789
    # print 'Skipping test \"', name, '\"'
    t.n_tests_skipped = t.n_tests_skipped + 1
790 791 792 793
    if name in t.tests_skipped:
        t.tests_skipped[name].append(way)
    else:
        t.tests_skipped[name] = [way]
794

795 796 797
def framework_fail( name, way, reason ):
    full_name = name + '(' + way + ')'
    print '*** framework failure for', full_name, reason, ':'
798
    t.n_framework_failures = t.n_framework_failures + 1
799 800 801 802
    if name in t.framework_failures:
        t.framework_failures[name].append(way)
    else:
        t.framework_failures[name] = [way]
803

804 805 806 807 808 809 810 811 812 813 814 815 816 817
def badResult(result):
    try:
        if result['passFail'] == 'pass':
            return False
        return True
    except:
        return True

def passed():
    return {'passFail': 'pass'}

def failBecause(reason):
    return {'passFail': 'fail', 'reason': reason}

818 819 820 821
# -----------------------------------------------------------------------------
# Generic command tests

# A generic command test is expected to run and exit successfully.
822 823 824 825 826 827
#
# The expected exit code can be changed via exit_code() as normal, and
# the expected stdout/stderr are stored in <testname>.stdout and
# <testname>.stderr.  The output of the command can be ignored
# altogether by using run_command_ignore_output instead of
# run_command.
828

829
def run_command( name, way, cmd ):
830
    return simple_run( name, '', cmd, '' )
831

832 833 834 835
# -----------------------------------------------------------------------------
# GHCi tests

def ghci_script( name, way, script ):
836
    # filter out -fforce-recomp from compiler_always_flags, because we're
837
    # actually testing the recompilation behaviour in the GHCi tests.
838
    flags = filter(lambda f: f != '-fforce-recomp', getTestOpts().compiler_always_flags)
839
    flags.append(getTestOpts().extra_hc_opts)
840 841 842 843 844 845

    # We pass HC and HC_OPTS as environment variables, so that the
    # script can invoke the correct compiler by using ':! $HC $HC_OPTS'
    cmd = "HC='" + config.compiler + "' " + \
          "HC_OPTS='" + join(flags,' ') + "' " + \
          "'" + config.compiler + "'" + \
846
          ' --interactive -v0 -ignore-dot-ghci ' + \
847 848
          join(flags,' ')

ei@vuokko.info's avatar
ei@vuokko.info committed
849
    getTestOpts().stdin = script
850
    return simple_run( name, way, cmd, getTestOpts().extra_run_opts )
851

852 853 854 855
# -----------------------------------------------------------------------------
# Compile-only tests

def compile( name, way, extra_hc_opts ):
856
    return do_compile( name, way, 0, '', [], extra_hc_opts )
857 858

def compile_fail( name, way, extra_hc_opts ):
859
    return do_compile( name, way, 1, '', [], extra_hc_opts )
860 861

def multimod_compile( name, way, top_mod, extra_hc_opts ):
862
    return do_compile( name, way, 0, top_mod, [], extra_hc_opts )
863

864
def multimod_compile_fail( name, way, top_mod, extra_hc_opts ):
865 866 867 868 869 870 871 872 873
    return do_compile( name, way, 1, top_mod, [], extra_hc_opts )

def multi_compile( name, way, top_mod, extra_mods, extra_hc_opts ):
    return do_compile( name, way, 0, top_mod, extra_mods, extra_hc_opts)

def multi_compile_fail( name, way, top_mod, extra_mods, extra_hc_opts ):
    return do_compile( name, way, 1, top_mod, extra_mods, extra_hc_opts)

def do_compile( name, way, should_fail, top_mod, extra_mods, extra_hc_opts ):
874 875
    # print 'Compile only, extra args = ', extra_hc_opts
    pretest_cleanup(name)
876 877 878 879 880 881

    result = extras_build( way, extra_mods, extra_hc_opts )
    if badResult(result):
       return result
    extra_hc_opts = result['hc_opts']

882 883 884
    force = 0
    if extra_mods:
       force = 1
885 886
    result = simple_build( name, way, extra_hc_opts, should_fail, top_mod, 0, 1, force)

887
    if badResult(result):
Ian Lynagh's avatar
Ian Lynagh committed
888
        return result
889 890 891 892 893

    # the actual stderr should always match the expected, regardless
    # of whether we expected the compilation to fail or not (successful
    # compilations may generate warnings).

Ian Lynagh's avatar
Ian Lynagh committed
894
    if getTestOpts().with_namebase == None:
895 896
        namebase = name
    else:
Ian Lynagh's avatar
Ian Lynagh committed
897
        namebase = getTestOpts().with_namebase
898 899

    (platform_specific, expected_stderr_file) = platform_wordsize_qualify(namebase, 'stderr')
900 901
    actual_stderr_file = qualify(name, 'comp.stderr')

902 903
    if not compare_outputs('stderr', \
                           two_normalisers(two_normalisers(getTestOpts().extra_errmsg_normaliser, normalise_errmsg), normalise_whitespace), \
904
                           expected_stderr_file, actual_stderr_file):
905
        return failBecause('stderr mismatch')
906 907

    # no problems found, this test passed
908
    return passed()
909 910 911 912

# -----------------------------------------------------------------------------
# Compile-and-run tests

913
def compile_and_run__( name, way, top_mod, extra_mods, extra_hc_opts ):
914 915 916
    # print 'Compile and run, extra args = ', extra_hc_opts
    pretest_cleanup(name)

917 918 919 920
    result = extras_build( way, extra_mods, extra_hc_opts )
    if badResult(result):
       return result
    extra_hc_opts = result['hc_opts']
dterei's avatar
dterei committed
921

922
    if way == 'ghci': # interpreted...
923
        return interpreter_run( name, way, extra_hc_opts, 0, top_mod )
krc's avatar
krc committed
924
    elif way == 'extcore' or way == 'optextcore' :
925
        return extcore_run( name, way, extra_hc_opts, 0, top_mod )
926
    else: # compiled...
dterei's avatar
dterei committed
927 928 929 930
        force = 0
        if extra_mods:
           force = 1

931
        result = simple_build( name, way, extra_hc_opts, 0, top_mod, 1, 1, force)
932
        if badResult(result):
Ian Lynagh's avatar
Ian Lynagh committed
933
            return result
934

935 936
        cmd = './' + name;

937
        # we don't check the compiler's stderr for a compile-and-run test
938 939
        return simple_run( name, way, cmd, getTestOpts().extra_run_opts )

940
def compile_and_run( name, way, extra_hc_opts ):
941
    return compile_and_run__( name, way, '', [], extra_hc_opts)
942 943

def multimod_compile_and_run( name, way, top_mod, extra_hc_opts ):
944
    return compile_and_run__( name, way, top_mod, [], extra_hc_opts)
dterei's avatar
dterei committed
945

946 947
def multi_compile_and_run( name, way, top_mod, extra_mods, extra_hc_opts ):
    return compile_and_run__( name, way, top_mod, extra_mods, extra_hc_opts)
948

Ian Lynagh's avatar
Ian Lynagh committed
949 950 951 952
# -----------------------------------------------------------------------------
# Check -t stats info

def checkStats(stats_file, num_fields):
953
    result = passed()
954
    if len(num_fields) > 0:
Ian Lynagh's avatar
Ian Lynagh committed
955 956 957 958
        f = open(in_testdir(stats_file))
        contents = f.read()
        f.close()

959
        for (field, (min, max)) in num_fields.items():
Ian Lynagh's avatar
Ian Lynagh committed
960 961 962
            m = re.search('\("' + field + '", "([0-9]+)"\)', contents)
            if m == None:
                print 'Failed to find field: ', field
963
                result = failBecause('no such stats field')
Ian Lynagh's avatar
Ian Lynagh committed
964 965 966 967 968 969
            val = int(m.group(1))

            if val < min:
                print field, val, 'is less than minimum allowed', min
                print 'If this is because you have improved GHC, please'
                print 'update the test so that GHC doesn\'t regress again'
970
                result = failBecause('stat too good')
Ian Lynagh's avatar
Ian Lynagh committed
971 972
            if val > max:
                print field, val, 'is more than maximum allowed', max
973
                result = failBecause('stat not good enough')
Ian Lynagh's avatar
Ian Lynagh committed
974

975
    return result
Ian Lynagh's avatar
Ian Lynagh committed
976

977 978 979
# -----------------------------------------------------------------------------
# Build a single-module program

980 981 982
def extras_build( way, extra_mods, extra_hc_opts ):
    for modopts in extra_mods:
        mod, opts = modopts
983 984 985
        result = simple_build( mod, way, opts + ' ' + extra_hc_opts, 0, '', 0, 0, 0)
        if not (mod.endswith('.hs') or mod.endswith('.lhs')):
            extra_hc_opts += ' ' + replace_suffix(mod, 'o')
986 987 988 989 990 991 992
        if badResult(result):
            return result

    return {'passFail' : 'pass', 'hc_opts' : extra_hc_opts}


def simple_build( name, way, extra_hc_opts, should_fail, top_mod, link, addsuf, noforce ):
Ian Lynagh's avatar
Ian Lynagh committed
993
    opts = getTestOpts()
994
    errname = add_suffix(name, 'comp.stderr')
995 996
    rm_no_fail( qualify(errname, '') )

997 998
    if top_mod != '':
        srcname = top_mod
999 1000 1001 1002
        rm_no_fail( qualify(name, '') )
        base, suf = os.path.splitext(top_mod)
        rm_no_fail( qualify(base, '') )
        rm_no_fail( qualify(base, 'exe') )
dterei's avatar
dterei committed
1003
    elif addsuf:
Ian Lynagh's avatar
Ian Lynagh committed
1004
        srcname = add_hs_lhs_suffix(name)
1005
        rm_no_fail( qualify(name, '') )
dterei's avatar
dterei committed
1006 1007
    else:
        srcname = name
1008 1009 1010
        rm_no_fail( qualify(name, 'o') )

    rm_no_fail( qualify(replace_suffix(srcname, "o"), '') )
1011 1012 1013

    to_do = ''
    if top_mod != '':
1014 1015 1016
        to_do = '--make '
        if link:
            to_do = to_do + '-o ' + name
1017 1018
    elif link:
        to_do = '-o ' + name
Ian Lynagh's avatar
Ian Lynagh committed
1019
    elif opts.compile_to_hc:
1020 1021 1022 1023
        to_do = '-C'
    else:
        to_do = '-c' # just compile

Ian Lynagh's avatar
Ian Lynagh committed
1024
    stats_file = name + '.comp.stats'
1025
    if len(opts.compiler_stats_num_fields) > 0:
1026
        extra_hc_opts += ' +RTS -V0 -t' + stats_file + ' --machine-readable -RTS'
1027

1028 1029 1030 1031 1032 1033
    # Required by GHC 7.3+, harmless for earlier versions:
    if (getTestOpts().c_src or
        getTestOpts().objc_src or
        getTestOpts().objcpp_src):
        extra_hc_opts += ' -no-hs-main '

Ian Lynagh's avatar
Ian Lynagh committed
1034 1035 1036 1037 1038
    if getTestOpts().compile_cmd_prefix == '':
        cmd_prefix = ''
    else:
        cmd_prefix = getTestOpts().compile_cmd_prefix + ' '

1039
    comp_flags = getTestOpts().compiler_always_flags
1040 1041 1042
    if noforce:
        comp_flags = filter(lambda f: f != '-fforce-recomp', comp_flags)