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-rw-r--r--tests/test_sanity.py190
1 files changed, 81 insertions, 109 deletions
diff --git a/tests/test_sanity.py b/tests/test_sanity.py
index 894f2192..3d3da523 100644
--- a/tests/test_sanity.py
+++ b/tests/test_sanity.py
@@ -15,6 +15,8 @@ def wipe():
def mtime(filename):
return os.stat(filename).st_mtime
+SANITY_MESSAGE = 'Emscripten: Running sanity checks'
+
class sanity(RunnerCore):
@classmethod
def setUpClass(self):
@@ -196,9 +198,10 @@ class sanity(RunnerCore):
del os.environ['EM_IGNORE_SANITY']
def test_llvm_fastcomp(self):
- if os.environ.get('EMCC_FAST_COMPILER') != '1': return self.skip('not using fastcomp')
+ assert os.environ.get('EMCC_FAST_COMPILER') != '0', 'must be using fastcomp to test fastcomp'
WARNING = 'fastcomp in use, but LLVM has not been built with the JavaScript backend as a target'
+ WARNING2 = 'you can fall back to the older (pre-fastcomp) compiler core, although that is not recommended, see https://github.com/kripken/emscripten/wiki/LLVM-Backend'
restore()
@@ -206,22 +209,64 @@ class sanity(RunnerCore):
assert check_fastcomp()
output = self.check_working(EMCC)
assert WARNING not in output, output
+ assert WARNING2 not in output, output
# Fake incorrect llc output, no mention of js backend
restore()
f = open(CONFIG_FILE, 'a')
- f.write('LLVM_ROOT = "' + path_from_root('tests', 'fake') + '"')
+ f.write('LLVM_ROOT = "' + path_from_root('tests', 'fake', 'bin') + '"')
f.close()
+ #print '1', open(CONFIG_FILE).read()
- if not os.path.exists(path_from_root('tests', 'fake')):
- os.makedirs(path_from_root('tests', 'fake'))
+ try_delete(path_from_root('tests', 'fake'))
+ os.makedirs(path_from_root('tests', 'fake', 'bin'))
- f = open(path_from_root('tests', 'fake', 'llc'), 'w')
+ f = open(path_from_root('tests', 'fake', 'bin', 'llc'), 'w')
f.write('#!/bin/sh\n')
f.write('echo "llc fake output\nRegistered Targets:\nno j-s backend for you!"')
f.close()
- os.chmod(path_from_root('tests', 'fake', 'llc'), stat.S_IREAD | stat.S_IWRITE | stat.S_IEXEC)
+ os.chmod(path_from_root('tests', 'fake', 'bin', 'llc'), stat.S_IREAD | stat.S_IWRITE | stat.S_IEXEC)
output = self.check_working(EMCC, WARNING)
+ output = self.check_working(EMCC, WARNING2)
+
+ # fake some more
+ for fake in ['llvm-link', 'clang', 'clang++', 'llvm-ar', 'opt', 'llvm-as', 'llvm-dis', 'llvm-nm', 'lli']:
+ open(path_from_root('tests', 'fake', 'bin', fake), 'w').write('.')
+ try_delete(SANITY_FILE)
+ output = self.check_working(EMCC, WARNING)
+ # make sure sanity checks notice there is no source dir with version #
+ open(path_from_root('tests', 'fake', 'bin', 'llc'), 'w').write('#!/bin/sh\necho "Registered Targets: there IZ a js backend: JavaScript (asm.js, emscripten) backend"')
+ open(path_from_root('tests', 'fake', 'bin', 'clang++'), 'w').write('#!/bin/sh\necho "clang version %s (blah blah)" >&2\necho "..." >&2\n' % '.'.join(map(str, EXPECTED_LLVM_VERSION)))
+ os.chmod(path_from_root('tests', 'fake', 'bin', 'llc'), stat.S_IREAD | stat.S_IWRITE | stat.S_IEXEC)
+ os.chmod(path_from_root('tests', 'fake', 'bin', 'clang++'), stat.S_IREAD | stat.S_IWRITE | stat.S_IEXEC)
+ try_delete(SANITY_FILE)
+ output = self.check_working(EMCC, 'did not see a source tree above LLVM_DIR, could not verify version numbers match')
+
+ VERSION_WARNING = 'Emscripten, llvm and clang versions do not match, this is dangerous'
+
+ # add version number
+ open(path_from_root('tests', 'fake', 'emscripten-version.txt'), 'w').write('waka')
+ try_delete(SANITY_FILE)
+ output = self.check_working(EMCC, VERSION_WARNING)
+
+ os.makedirs(path_from_root('tests', 'fake', 'tools', 'clang'))
+
+ open(path_from_root('tests', 'fake', 'tools', 'clang', 'emscripten-version.txt'), 'w').write(EMSCRIPTEN_VERSION)
+ try_delete(SANITY_FILE)
+ output = self.check_working(EMCC, VERSION_WARNING)
+
+ open(path_from_root('tests', 'fake', 'emscripten-version.txt'), 'w').write(EMSCRIPTEN_VERSION)
+ try_delete(SANITY_FILE)
+ output = self.check_working(EMCC)
+ assert VERSION_WARNING not in output
+
+ open(path_from_root('tests', 'fake', 'tools', 'clang', 'emscripten-version.txt'), 'w').write('waka')
+ try_delete(SANITY_FILE)
+ output = self.check_working(EMCC, VERSION_WARNING)
+
+ restore()
+
+ self.check_working([EMCC, 'tests/hello_world.cpp', '-s', 'INIT_HEAP=1'], '''Compiler settings are incompatible with fastcomp. You can fall back to the older compiler core, although that is not recommended, see https://github.com/kripken/emscripten/wiki/LLVM-Backend''')
def test_node(self):
NODE_WARNING = 'node version appears too old'
@@ -272,7 +317,6 @@ fi
del os.environ['EM_IGNORE_SANITY']
def test_emcc(self):
- SANITY_MESSAGE = 'Emscripten: Running sanity checks'
SANITY_FAIL_MESSAGE = 'sanity check failed to run'
# emcc should check sanity if no ${EM_CONFIG}_sanity
@@ -311,6 +355,10 @@ fi
output = self.check_working(EMCC)
self.assertNotContained(SANITY_MESSAGE, output)
+ # also with -v, with or without inputs
+ output = self.check_working([EMCC, '-v'], SANITY_MESSAGE)
+ output = self.check_working([EMCC, '-v', path_from_root('tests', 'hello_world.c')], SANITY_MESSAGE)
+
# Make sure the test runner didn't do anything to the setup
output = self.check_working(EMCC)
self.assertNotContained(SANITY_MESSAGE, output)
@@ -429,6 +477,7 @@ fi
output = self.do([PYTHON, EMCC, '--clear-cache'])
assert ERASING_MESSAGE in output
assert not os.path.exists(EMCC_CACHE)
+ assert SANITY_MESSAGE in output
# Changing LLVM_ROOT, even without altering .emscripten, clears the cache
ensure_cache()
@@ -446,111 +495,34 @@ fi
try_delete(CANONICAL_TEMP_DIR)
def test_relooper(self):
- RELOOPER = Cache.get_path('relooper.js')
-
- restore()
- for phase in range(2): # 0: we wipe the relooper dir. 1: we have it, so should just update
- if phase == 0: Cache.erase()
- try_delete(RELOOPER)
-
- for i in range(4):
- print >> sys.stderr, phase, i
- opt = min(i, 2)
- try_delete('a.out.js')
- output = Popen([PYTHON, EMCC, path_from_root('tests', 'hello_world_loop.cpp'), '-O' + str(opt), '-g'],
- stdout=PIPE, stderr=PIPE).communicate()
- self.assertContained('hello, world!', run_js('a.out.js'))
- output = '\n'.join(output)
- assert ('bootstrapping relooper succeeded' in output) == (i == 1), 'only bootstrap on first O2: ' + output
- assert os.path.exists(RELOOPER) == (i >= 1), 'have relooper on O2: ' + output
- src = open('a.out.js').read()
- main = src.split('function _main()')[1].split('\n}\n')[0]
- assert ('while (1) {' in main or 'while(1){' in main or 'while(1) {' in main or '} while ($' in main or '}while($' in main) == (i >= 1), 'reloop code on O2: ' + main
- assert ('switch' not in main) == (i >= 1), 'reloop code on O2: ' + main
-
- def test_jcache(self):
- PRE_LOAD_MSG = 'loading pre from jcache'
- PRE_SAVE_MSG = 'saving pre to jcache'
- FUNC_CHUNKS_LOAD_MSG = ' funcchunks from jcache'
- FUNC_CHUNKS_SAVE_MSG = ' funcchunks to jcache'
- JSFUNC_CHUNKS_LOAD_MSG = 'jsfuncchunks from jcache'
- JSFUNC_CHUNKS_SAVE_MSG = 'jsfuncchunks to jcache'
-
- restore()
- Cache.erase()
+ assert os.environ.get('EMCC_FAST_COMPILER') is None
try:
- os.environ['EMCC_DEBUG'] = '1'
- os.environ['EMCC_JSOPT_MIN_CHUNK_SIZE'] = str(1024*512)
-
- self.working_dir = os.path.join(TEMP_DIR, 'emscripten_temp')
- if not os.path.exists(self.working_dir): os.makedirs(self.working_dir)
-
- assert not os.path.exists(JCache.get_cachename('emscript_files'))
-
- srcs = {}
- used_jcache = False
-
- for args, input_file, expect_pre_save, expect_pre_load, expect_funcs_save, expect_funcs_load, expect_jsfuncs_save, expect_jsfuncs_load, expected in [
- ([], 'hello_world_loop.cpp', False, False, False, False, False, False, []),
- (['--jcache'], 'hello_world_loop.cpp', True, False, True, False, True, False, []),
- (['--jcache'], 'hello_world_loop.cpp', False, True, False, True, False, True, []),
- ([], 'hello_world_loop.cpp', False, False, False, False, False, False, []),
- # new
- ([], 'hello_world.cpp', False, False, False, False, False, False, []),
- (['--jcache'], 'hello_world.cpp', True, False, True, False, True, False, []),
- (['--jcache'], 'hello_world.cpp', False, True, False, True, False, True, []),
- ([], 'hello_world.cpp', False, False, False, False, False, False, []),
- # go back to old file, experience caching
- (['--jcache'], 'hello_world_loop.cpp', False, True, False, True, False, True, []),
- # new, large file
- ([], 'hello_malloc.cpp', False, False, False, False, False, False, []),
- (['--jcache'], 'hello_malloc.cpp', True, False, True, False, True, False, []),
- (['--jcache'], 'hello_malloc.cpp', False, True, False, True, False, True, []),
- ([], 'hello_malloc.cpp', False, False, False, False, False, False, []),
- # new, huge file
- ([], 'hello_libcxx.cpp', False, False, False, False, False, False, ('4 chunks',)),
- (['--jcache'], 'hello_libcxx.cpp', True, False, True, False, True, False, []),
- (['--jcache'], 'hello_libcxx.cpp', False, True, False, True, False, True, []),
- ([], 'hello_libcxx.cpp', False, False, False, False, False, False, []),
- # finally, build a file close to the previous, to see that some chunks are found in the cache and some not
- (['--jcache'], 'hello_libcxx_mod1.cpp', False, True, True, True, True, True, []), # win on pre, mix on funcs, mix on jsfuncs
- (['--jcache'], 'hello_libcxx_mod1.cpp', False, True, False, True, False, True, []),
- (None, None, None, None, None, None, None, None, None), # clear
- (['--jcache'], 'hello_libcxx_mod2.cpp', True, False, True, False, True, False, []), # load into cache
- (['--jcache'], 'hello_libcxx_mod2a.cpp', False, True, True, True, True, True, []) # add a printf, do not lose everything
- ]:
- self.clear()
- if args is None:
- Cache.erase()
- continue
-
- print >> sys.stderr, args, input_file, expect_pre_save, expect_pre_load, expect_funcs_save, expect_funcs_load, expect_jsfuncs_save, expect_jsfuncs_load, expected
-
- out, err = Popen([PYTHON, EMCC, '-O2', '-g', path_from_root('tests', input_file)] + args, stdout=PIPE, stderr=PIPE).communicate()
- errtail = err.split('emcc invocation')[-1]
- self.assertContained('hello, world!', run_js('a.out.js'), errtail)
- assert (PRE_SAVE_MSG in err) == expect_pre_save, errtail
- assert (PRE_LOAD_MSG in err) == expect_pre_load, errtail
- assert (FUNC_CHUNKS_SAVE_MSG in err) == expect_funcs_save, errtail
- assert (FUNC_CHUNKS_LOAD_MSG in err) == expect_funcs_load, errtail
- assert (JSFUNC_CHUNKS_SAVE_MSG in err) == expect_jsfuncs_save, errtail
- assert (JSFUNC_CHUNKS_LOAD_MSG in err) == expect_jsfuncs_load, errtail
- for expect in expected: assert expect in err, expect + ' ? ' + errtail
- curr = open('a.out.js').read()
- if input_file not in srcs:
- srcs[input_file] = curr
- else:
- #open('/home/alon/Dev/emscripten/a', 'w').write(srcs[input_file])
- #open('/home/alon/Dev/emscripten/b', 'w').write(curr)
- assert abs(len(curr)/float(len(srcs[input_file]))-1)<0.01, 'contents may shift in order, but must remain the same size %d vs %d' % (len(curr), len(srcs[input_file])) + '\n' + errtail
- used_jcache = used_jcache or ('--jcache' in args)
- assert used_jcache == os.path.exists(JCache.get_cachename('emscript_files'))
- #print >> sys.stderr, errtail
+ os.environ['EMCC_FAST_COMPILER'] = '0'
+ RELOOPER = Cache.get_path('relooper.js')
+
+ restore()
+ for phase in range(2): # 0: we wipe the relooper dir. 1: we have it, so should just update
+ if phase == 0: Cache.erase()
+ try_delete(RELOOPER)
+
+ for i in range(4):
+ print >> sys.stderr, phase, i
+ opt = min(i, 2)
+ try_delete('a.out.js')
+ output = Popen([PYTHON, EMCC, path_from_root('tests', 'hello_world_loop.cpp'), '-O' + str(opt), '-g'],
+ stdout=PIPE, stderr=PIPE).communicate()
+ self.assertContained('hello, world!', run_js('a.out.js'))
+ output = '\n'.join(output)
+ assert ('bootstrapping relooper succeeded' in output) == (i == 1), 'only bootstrap on first O2: ' + output
+ assert os.path.exists(RELOOPER) == (i >= 1), 'have relooper on O2: ' + output
+ src = open('a.out.js').read()
+ main = src.split('function _main()')[1].split('\n}\n')[0]
+ assert ('while (1) {' in main or 'while(1){' in main or 'while(1) {' in main or '} while ($' in main or '}while($' in main) == (i >= 1), 'reloop code on O2: ' + main
+ assert ('switch' not in main) == (i >= 1), 'reloop code on O2: ' + main
finally:
- del os.environ['EMCC_DEBUG']
- del os.environ['EMCC_JSOPT_MIN_CHUNK_SIZE']
+ del os.environ['EMCC_FAST_COMPILER']
def test_nostdincxx(self):
restore()
@@ -559,7 +531,7 @@ fi
try:
old = os.environ.get('EMCC_LLVM_TARGET') or ''
for compiler in [EMCC, EMXX]:
- for target in ['i386-pc-linux-gnu', 'le32-unknown-nacl']:
+ for target in ['i386-pc-linux-gnu', 'asmjs-unknown-emscripten']:
print compiler, target
os.environ['EMCC_LLVM_TARGET'] = target
out, err = Popen([PYTHON, EMCC, path_from_root('tests', 'hello_world.cpp'), '-v'], stdout=PIPE, stderr=PIPE).communicate()
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-09-11 11:40:03 +0000