bigfile/tests: Fix typos

bigfile/tests/test_basic.py

-# Wendeling.core.bigfile | Basic tests
-# Copyright (C) 2014-2015  Nexedi SA and Contributors.
+# Wendelin.core.bigfile | Basic tests
+# Copyright (C) 2014-2019  Nexedi SA and Contributors.
 #                          Kirill Smelkov <kirr@nexedi.com>
 #
 # This program is free software: you can Use, Study, Modify and Redistribute
@@ -370,7 +370,7 @@ class GCBigFile(DelBigFile):
         self.obj_4del = None
         assert w() is not None
 
-        # del a=b cycle - it should stay alice, while gc is disabled
+        # del a=b cycle - it should stay alive, while gc is disabled
         gc_save = gc.isenabled()
         gc.disable()
 

bigfile/tests/test_filefile.py

-# Wendeling.core.bigfile | Tests for BigFile_File
-# Copyright (C) 2014-2015  Nexedi SA and Contributors.
+# Wendelin.core.bigfile | Tests for BigFile_File
+# Copyright (C) 2014-2019  Nexedi SA and Contributors.
 #                          Kirill Smelkov <kirr@nexedi.com>
 #
 # This program is free software: you can Use, Study, Modify and Redistribute

bigfile/tests/test_filezodb.py

-# Wendeling.core.bigfile | Tests for ZODB BigFile backend
-# Copyright (C) 2014-2015  Nexedi SA and Contributors.
+# Wendelin.core.bigfile | Tests for ZODB BigFile backend
+# Copyright (C) 2014-2019  Nexedi SA and Contributors.
 #                          Kirill Smelkov <kirr@nexedi.com>
 #
 # This program is free software: you can Use, Study, Modify and Redistribute
@@ -396,7 +396,7 @@ def test_bigfile_filezodb_vs_conn_migration():
 
         wait('T2-zfile2-modified')
 
-        # XXX do we want to also modify some other objesct?
+        # XXX do we want to also modify some other objects?
         # (but this have side effect for joining conn11_2 to txn)
         transaction.commit()    # should be nothing
         tell('T1-txn12-committed')
@@ -450,7 +450,7 @@ def test_bigfile_filezodb_vs_conn_migration():
 
     # now verify that zfile2 stays at 11 state, i.e. T21 was really aborted
     conn02 = db.open()
-    # NOTE top of connection stack is conn21(=conn01), becase conn11_2 has 0
+    # NOTE top of connection stack is conn21(=conn01), because conn11_2 has 0
     # active objects
     assert conn02 is conn01
     root02 = conn02.root()
@@ -533,8 +533,8 @@ def test_bigfile_filezodb_vs_conn_migration():
 
     # now verify that zfile2 changed to 22 state, i.e. T22 was really committed
     conn03 = db.open()
-    # NOTE top of connection stack is conn22(=conn01), becase it has most # of
-    # active objectd
+    # NOTE top of connection stack is conn22(=conn01), because it has most # of
+    # active objects
     assert conn03 is conn01
     root03 = conn03.root()
 

bigfile/tests/test_virtmem.c

@@ -193,7 +193,7 @@ const char *__asan_default_options()
     return "allow_user_segv_handler=1";
 }
 
-/* tell TSAN we are OK with calling async-sig-unsafe fucnctions from sync SIGSEGV */
+/* tell TSAN we are OK with calling async-sig-unsafe functions from sync SIGSEGV */
 const char *__tsan_default_options()
 {
     return "report_signal_unsafe=0";
@@ -217,7 +217,7 @@ int M(VMA *vma, pgoff_t idx) {  return bitmap_test_bit(vma->page_ismappedv, idx)
     ok1((page)->refcnt == (pgrefcnt));                              \
 } while (0)
 
-/* check that fileh->pagemap[pgfosset] is empty */
+/* check that fileh->pagemap[pgoffset] is empty */
 #define __CHECK_NOPAGE(fileh, pgoffset) do {            \
     ok1(!pagemap_get(&(fileh)->pagemap, (pgoffset)));   \
 } while (0)
@@ -1063,7 +1063,7 @@ void test_pagefault_savestate()
     {
         /* we are bad file - just say everything is ok... */
 
-        /* and before that corrup thread state - to verify that pagefault handler
+        /* and before that corrupt thread state - to verify that pagefault handler
          * will restore it. */
         errno = 98;
         /* Also tell we were here via, so that the test can be sure we actually

bigfile/tests/tfault.c

 /* Wendelin.bigfile | tests for real faults leading to crash
- * Copyright (C) 2014-2015  Nexedi SA and Contributors.
+ * Copyright (C) 2014-2019  Nexedi SA and Contributors.
  *                          Kirill Smelkov <kirr@nexedi.com>
  *
  * This program is free software: you can Use, Study, Modify and Redistribute
@@ -144,7 +144,7 @@ void fault_in_storeblk()
     {   return 0;   }
 
     /* storeblk "incorrectly" accesses other protected memory which should be
-     * catched and SIGSEGV */
+     * caught and SIGSEGV */
     int faulty_storeblk(BigFile *file, blk_t blk, const void *buf)
     {
         /* read page[1] - should crash here */