[llvm] r374425 - Revert r374392: "[lit] Extend internal diff to support -U"

Joel E. Denny via llvm-commits llvm-commits at lists.llvm.org
Thu Oct 10 12:24:57 PDT 2019


Author: jdenny
Date: Thu Oct 10 12:24:57 2019
New Revision: 374425

URL: http://llvm.org/viewvc/llvm-project?rev=374425&view=rev
Log:
Revert r374392: "[lit] Extend internal diff to support -U"

This breaks a Windows bot.

Removed:
    llvm/trunk/utils/lit/tests/Inputs/shtest-shell/diff-unified.txt
Modified:
    llvm/trunk/utils/lit/lit/builtin_commands/diff.py
    llvm/trunk/utils/lit/tests/max-failures.py
    llvm/trunk/utils/lit/tests/shtest-shell.py

Modified: llvm/trunk/utils/lit/lit/builtin_commands/diff.py
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/lit/lit/builtin_commands/diff.py?rev=374425&r1=374424&r2=374425&view=diff
==============================================================================
--- llvm/trunk/utils/lit/lit/builtin_commands/diff.py (original)
+++ llvm/trunk/utils/lit/lit/builtin_commands/diff.py Thu Oct 10 12:24:57 2019
@@ -10,7 +10,6 @@ class DiffFlags():
         self.ignore_all_space = False
         self.ignore_space_change = False
         self.unified_diff = False
-        self.num_context_lines = 3
         self.recursive_diff = False
         self.strip_trailing_cr = False
 
@@ -49,10 +48,7 @@ def compareTwoBinaryFiles(flags, filepat
     exitCode = 0
     if hasattr(difflib, 'diff_bytes'):
         # python 3.5 or newer
-        diffs = difflib.diff_bytes(difflib.unified_diff, filelines[0],
-                                   filelines[1], filepaths[0].encode(),
-                                   filepaths[1].encode(),
-                                   n = flags.num_context_lines)
+        diffs = difflib.diff_bytes(difflib.unified_diff, filelines[0], filelines[1], filepaths[0].encode(), filepaths[1].encode())
         diffs = [diff.decode(errors="backslashreplace") for diff in diffs]
     else:
         # python 2.7
@@ -60,8 +56,7 @@ def compareTwoBinaryFiles(flags, filepat
             func = difflib.unified_diff
         else:
             func = difflib.context_diff
-        diffs = func(filelines[0], filelines[1], filepaths[0], filepaths[1],
-                     n = flags.num_context_lines)
+        diffs = func(filelines[0], filelines[1], filepaths[0], filepaths[1])
 
     for diff in diffs:
         sys.stdout.write(diff)
@@ -93,8 +88,7 @@ def compareTwoTextFiles(flags, filepaths
         filelines[idx]= [f(line) for line in lines]
 
     func = difflib.unified_diff if flags.unified_diff else difflib.context_diff
-    for diff in func(filelines[0], filelines[1], filepaths[0], filepaths[1],
-                     n = flags.num_context_lines):
+    for diff in func(filelines[0], filelines[1], filepaths[0], filepaths[1]):
         sys.stdout.write(diff)
         exitCode = 1
     return exitCode
@@ -177,7 +171,7 @@ def compareDirTrees(flags, dir_trees, ba
 def main(argv):
     args = argv[1:]
     try:
-        opts, args = getopt.gnu_getopt(args, "wbuU:r", ["strip-trailing-cr"])
+        opts, args = getopt.gnu_getopt(args, "wbur", ["strip-trailing-cr"])
     except getopt.GetoptError as err:
         sys.stderr.write("Unsupported: 'diff': %s\n" % str(err))
         sys.exit(1)
@@ -191,16 +185,6 @@ def main(argv):
             flags.ignore_space_change = True
         elif o == "-u":
             flags.unified_diff = True
-        elif o.startswith("-U"):
-            flags.unified_diff = True
-            try:
-                flags.num_context_lines = int(a)
-                if flags.num_context_lines < 0:
-                    raise ValueException
-            except:
-                sys.stderr.write("Error: invalid '-U' argument: {}\n"
-                                 .format(a))
-                sys.exit(1)
         elif o == "-r":
             flags.recursive_diff = True
         elif o == "--strip-trailing-cr":

Removed: llvm/trunk/utils/lit/tests/Inputs/shtest-shell/diff-unified.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/lit/tests/Inputs/shtest-shell/diff-unified.txt?rev=374424&view=auto
==============================================================================
--- llvm/trunk/utils/lit/tests/Inputs/shtest-shell/diff-unified.txt (original)
+++ llvm/trunk/utils/lit/tests/Inputs/shtest-shell/diff-unified.txt (removed)
@@ -1,38 +0,0 @@
-# RUN: echo 1 > %t.foo
-# RUN: echo 2 >> %t.foo
-# RUN: echo 3 >> %t.foo
-# RUN: echo 4 >> %t.foo
-# RUN: echo 5 >> %t.foo
-# RUN: echo 6 foo >> %t.foo
-# RUN: echo 7 >> %t.foo
-# RUN: echo 8 >> %t.foo
-# RUN: echo 9 >> %t.foo
-# RUN: echo 10 >> %t.foo
-# RUN: echo 11 >> %t.foo
-
-# RUN: echo 1 > %t.bar
-# RUN: echo 2 >> %t.bar
-# RUN: echo 3 >> %t.bar
-# RUN: echo 4 >> %t.bar
-# RUN: echo 5 >> %t.bar
-# RUN: echo 6 bar >> %t.bar
-# RUN: echo 7 >> %t.bar
-# RUN: echo 8 >> %t.bar
-# RUN: echo 9 >> %t.bar
-# RUN: echo 10 >> %t.bar
-# RUN: echo 11 >> %t.bar
-
-# Default is 3 lines of context.
-# RUN: diff -u %t.foo %t.bar && false || true
-
-# Override default of 3 lines of context.
-# RUN: diff -U 2 %t.foo %t.bar && false || true
-# RUN: diff -U4 %t.foo %t.bar && false || true
-# RUN: diff -U0 %t.foo %t.bar && false || true
-
-# Check bad -U argument.
-# RUN: diff -U 30.1 %t.foo %t.foo && false || true
-# RUN: diff -U-1 %t.foo %t.foo && false || true
-
-# Fail so lit will print output.
-# RUN: false

Modified: llvm/trunk/utils/lit/tests/max-failures.py
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/lit/tests/max-failures.py?rev=374425&r1=374424&r2=374425&view=diff
==============================================================================
--- llvm/trunk/utils/lit/tests/max-failures.py (original)
+++ llvm/trunk/utils/lit/tests/max-failures.py Thu Oct 10 12:24:57 2019
@@ -8,7 +8,7 @@
 #
 # END.
 
-# CHECK: Failing Tests (31)
+# CHECK: Failing Tests (30)
 # CHECK: Failing Tests (1)
 # CHECK: Failing Tests (2)
 # CHECK: error: argument --max-failures: requires positive integer, but found '0'

Modified: llvm/trunk/utils/lit/tests/shtest-shell.py
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/lit/tests/shtest-shell.py?rev=374425&r1=374424&r2=374425&view=diff
==============================================================================
--- llvm/trunk/utils/lit/tests/shtest-shell.py (original)
+++ llvm/trunk/utils/lit/tests/shtest-shell.py Thu Oct 10 12:24:57 2019
@@ -331,82 +331,6 @@
 
 # CHECK: PASS: shtest-shell :: diff-r.txt
 
-
-# CHECK: FAIL: shtest-shell :: diff-unified.txt
-
-# CHECK: *** TEST 'shtest-shell :: diff-unified.txt' FAILED ***
-
-# CHECK: $ "diff" "-u" "{{[^"]*}}.foo" "{{[^"]*}}.bar"
-# CHECK: # command output:
-# CHECK: @@ {{.*}} @@
-# CHECK-NEXT: 3
-# CHECK-NEXT: 4
-# CHECK-NEXT: 5
-# CHECK-NEXT: -6 foo
-# CHECK-NEXT: +6 bar
-# CHECK-NEXT: 7
-# CHECK-NEXT: 8
-# CHECK-NEXT: 9
-# CHECK-EMPTY:
-# CHECK-NEXT: error: command failed with exit status: 1
-# CHECK-NEXT: $ "true"
-
-# CHECK: $ "diff" "-U" "2" "{{[^"]*}}.foo" "{{[^"]*}}.bar"
-# CHECK: # command output:
-# CHECK: @@ {{.*}} @@
-# CHECK-NEXT: 4
-# CHECK-NEXT: 5
-# CHECK-NEXT: -6 foo
-# CHECK-NEXT: +6 bar
-# CHECK-NEXT: 7
-# CHECK-NEXT: 8
-# CHECK-EMPTY:
-# CHECK-NEXT: error: command failed with exit status: 1
-# CHECK-NEXT: $ "true"
-
-# CHECK: $ "diff" "-U4" "{{[^"]*}}.foo" "{{[^"]*}}.bar"
-# CHECK: # command output:
-# CHECK: @@ {{.*}} @@
-# CHECK-NEXT: 2
-# CHECK-NEXT: 3
-# CHECK-NEXT: 4
-# CHECK-NEXT: 5
-# CHECK-NEXT: -6 foo
-# CHECK-NEXT: +6 bar
-# CHECK-NEXT: 7
-# CHECK-NEXT: 8
-# CHECK-NEXT: 9
-# CHECK-NEXT: 10
-# CHECK-EMPTY:
-# CHECK-NEXT: error: command failed with exit status: 1
-# CHECK-NEXT: $ "true"
-
-# CHECK: $ "diff" "-U0" "{{[^"]*}}.foo" "{{[^"]*}}.bar"
-# CHECK: # command output:
-# CHECK: @@ {{.*}} @@
-# CHECK-NEXT: -6 foo
-# CHECK-NEXT: +6 bar
-# CHECK-EMPTY:
-# CHECK-NEXT: error: command failed with exit status: 1
-# CHECK-NEXT: $ "true"
-
-# CHECK: $ "diff" "-U" "30.1" "{{[^"]*}}" "{{[^"]*}}"
-# CHECK: # command stderr:
-# CHECK: Error: invalid '-U' argument: 30.1
-# CHECK: error: command failed with exit status: 1
-# CHECK: $ "true"
-
-# CHECK: $ "diff" "-U-1" "{{[^"]*}}" "{{[^"]*}}"
-# CHECK: # command stderr:
-# CHECK: Error: invalid '-U' argument: -1
-# CHECK: error: command failed with exit status: 1
-# CHECK: $ "true"
-
-# CHECK: $ "false"
-
-# CHECK: ***
-
-
 # CHECK: FAIL: shtest-shell :: error-0.txt
 # CHECK: *** TEST 'shtest-shell :: error-0.txt' FAILED ***
 # CHECK: $ "not-a-real-command"
@@ -486,4 +410,4 @@
 # CHECK: PASS: shtest-shell :: sequencing-0.txt
 # CHECK: XFAIL: shtest-shell :: sequencing-1.txt
 # CHECK: PASS: shtest-shell :: valid-shell.txt
-# CHECK: Failing Tests (31)
+# CHECK: Failing Tests (30)




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