Skip core tests that do not apply to being tested in WASMFS mode (#25034)

Author: juj

test/test_core.py

@@ -5464,6 +5464,7 @@ def test_langinfo(self):
 
   @no_modularize_instance('uses Module object directly')
   @no_strict('TODO: Fails in -sSTRICT mode due to an unknown reason.')
+  @no_wasmfs('depends on FS.createLazyFile which WASMFS does not have')
   def test_files(self):
     # Use closure here, to test we don't break FS stuff
     if '-O3' in self.cflags and self.is_wasm2js():
@@ -5808,6 +5809,7 @@ def test_istream(self):
       self.set_setting('LINKABLE', linkable)
       self.do_core_test('test_istream.cpp')
 
+  @no_wasmfs('depends on FS.makedev which WASMFS does not have')
   def test_fs_base(self):
     self.set_setting('DEFAULT_LIBRARY_FUNCS_TO_INCLUDE', ['$FS'])
     self.add_pre_run(read_file(test_file('fs/test_fs_base.js')))
@@ -5895,6 +5897,7 @@ def test_fs_noderawfs_nofollow(self):
     self.cflags += ['-lnodefs.js']
     self.do_runf('fs/test_noderawfs_nofollow.c', 'success')
 
+  @no_wasmfs('depends on FS.trackingDelegate which WASMFS does not have')
   def test_fs_trackingdelegate(self):
     self.set_setting('FS_DEBUG')
     self.do_run_in_out_file_test('fs/test_trackingdelegate.c')
@@ -6881,6 +6884,7 @@ def test_bullet(self, use_cmake):
   @no_4gb('runs out of memory')
   @is_slow_test
   @crossplatform
+  @no_wasmfs('depends on MEMFS which WASMFS does not have')
   def test_poppler(self):
     # See https://github.com/emscripten-core/emscripten/issues/20757
     self.cflags.extend(['-Wno-deprecated-declarations', '-Wno-nontrivial-memaccess'])
@@ -7164,6 +7168,7 @@ def test(args=None, asserts=False):
     'files': (['-DUSE_FILES'],),
   })
   @no_modularize_instance('uses Module object directly')
+  @no_wasmfs('depends on MEMFS which WASMFS does not have')
   def test_FS_exports(self, extra_args):
     # these used to be exported, but no longer are by default
     def test(output_prefix='', args=None, assert_returncode=0):
@@ -8633,6 +8638,7 @@ def test_memprof_requirements(self):
     self.cflags += ['--memoryprofiler', '--js-library', 'lib.js']
     self.do_runf('main.c', 'able to run memprof')
 
+  @no_wasmfs('depends on MEMFS which WASMFS does not have')
   def test_fs_dict(self):
     self.set_setting('FORCE_FILESYSTEM')
     self.cflags += ['-lidbfs.js']
@@ -8651,6 +8657,7 @@ def test_fs_dict(self):
     self.cflags += ['--pre-js', 'pre.js', '-sINCOMING_MODULE_JS_API=preRun']
     self.do_run('int main() { return 0; }', 'object\nobject\nobject\nobject\nobject\nobject')
 
+  @no_wasmfs('depends on MEMFS which WASMFS does not have')
   def test_fs_dict_none(self):
     # if IDBFS and NODEFS are not enabled, they are not present.
     self.set_setting('FORCE_FILESYSTEM')