$ hg init

  $ echo start > start

  $ hg ci -Amstart

  adding start

New file:

  $ echo new > new

  $ hg ci -Amnew

  adding new

  $ hg diff --git -r 0

  diff --git a/new b/new

  new file mode 100644

  --- /dev/null

  +++ b/new

  @@ -0,0 +1,1 @@

  +new

Copy:

  $ hg cp new copy

  $ hg ci -mcopy

  $ hg diff --git -r 1:tip

  diff --git a/new b/copy

  copy from new

  copy to copy

Rename:

  $ hg mv copy rename

  $ hg ci -mrename

  $ hg diff --git -r 2:tip

  diff --git a/copy b/rename

  rename from copy

  rename to rename

Delete:

  $ hg rm rename

  $ hg ci -mdelete

  $ hg diff --git -r 3:tip

  diff --git a/rename b/rename

  deleted file mode 100644

  --- a/rename

  +++ /dev/null

  @@ -1,1 +0,0 @@

  -new

  $ cat > src <<EOF

  > 1

  > 2

  > 3

  > 4

  > 5

  > EOF

  $ hg ci -Amsrc

  adding src

chmod 644:

  $ chmod +x src

  $ hg ci -munexec

  $ hg diff --git -r 5:tip

  diff --git a/src b/src

  old mode 100644

  new mode 100755

Rename+mod+chmod:

  $ hg mv src dst

  $ chmod -x dst

  $ echo a >> dst

  $ hg ci -mrenamemod

  $ hg diff --git -r 6:tip

  diff --git a/src b/dst

  old mode 100755

  new mode 100644

  rename from src

  rename to dst

  --- a/src

  +++ b/dst

  @@ -3,3 +3,4 @@

   3

   4

   5

  +a

Nonexistent in tip+chmod:

  $ hg diff --git -r 5:6

  diff --git a/src b/src

  old mode 100644

  new mode 100755

Binary diff:

  $ cp $TESTDIR/binfile.bin .

  $ hg add binfile.bin

  $ hg diff --git > b.diff

  $ cat b.diff

  diff --git a/binfile.bin b/binfile.bin

  new file mode 100644

  index 0000000000000000000000000000000000000000..37ba3d1c6f17137d9c5f5776fa040caf5fe73ff9

  GIT binary patch

  literal 593

  zc$@)I0<QguP)<h;3K|Lk000e1NJLTq000mG000mO0ssI2kdbIM00009a7bBm000XU

  z000XU0RWnu7ytkO2XskIMF-Uh9TW;VpMjwv0005-Nkl<ZD9@FWPs=e;7{<>W$NUkd

  zX$nnYLt$-$V!?uy+1V%`z&Eh=ah|duER<4|QWhju3gb^nF*8iYobxWG-qqXl=2~5M

  z*IoDB)sG^CfNuoBmqLTVU^<;@nwHP!1wrWd`{(mHo6VNXWtyh{alzqmsH*yYzpvLT

  zLdY<T=ks|woh-`&01!ej#(xbV1f|pI*=%;d-%F*E*X#ZH`4I%6SS+$EJDE&ct=8po

  ziN#{?_j|kD%Cd|oiqds`xm@;oJ-^?NG3Gdqrs?5u*zI;{nogxsx~^|Fn^Y?Gdc6<;

  zfMJ+iF1J`LMx&A2?dEwNW8ClebzPTbIh{@$hS6*`kH@1d%Lo7fA#}N1)oN7`gm$~V

  z+wDx#)OFqMcE{s!JN0-xhG8ItAjVkJwEcb`3WWlJfU2r?;Pd%dmR+q@mSri5q9_W-

  zaR2~ECX?B2w+zELozC0s*6Z~|QG^f{3I#<`?)Q7U-JZ|q5W;9Q8i_=pBuSzunx=U;

  z9C)5jBoYw9^?EHyQl(M}1OlQcCX>lXB*ODN003Z&P17_@)3Pi=i0wb04<W?v-u}7K

  zXmmQA+wDgE!qR9o8jr`%=ab_&uh(l?R=r;Tjiqon91I2-hIu?57~@*4h7h9uORK#=

  fQItJW-{SoTm)8|5##k|m00000NkvXXu0mjf{mKw4

Import binary diff:

  $ hg revert binfile.bin

  $ rm binfile.bin

  $ hg import -mfoo b.diff

  applying b.diff

  $ cmp binfile.bin $TESTDIR/binfile.bin

Rename binary file:

  $ hg mv binfile.bin renamed.bin

  $ hg diff --git

  diff --git a/binfile.bin b/renamed.bin

  rename from binfile.bin

  rename to renamed.bin

Diff across many revisions:

  $ hg mv dst dst2

  $ hg ci -m 'mv dst dst2'

  $ echo >> start

  $ hg ci -m 'change start'

  $ hg revert -r -2 start

  $ hg mv dst2 dst3

  $ hg ci -m 'mv dst2 dst3; revert start'

  $ hg diff --git -r 9:11

  diff --git a/dst2 b/dst3

  rename from dst2

  rename to dst3

Reversed:

  $ hg diff --git -r 11:9

  diff --git a/dst3 b/dst2

  rename from dst3

  rename to dst2

  $ echo a >> foo

  $ hg add foo

  $ hg ci -m 'add foo'

  $ echo b >> foo

  $ hg ci -m 'change foo'

  $ hg mv foo bar

  $ hg ci -m 'mv foo bar'

  $ echo c >> bar

  $ hg ci -m 'change bar'

File created before r1 and renamed before r2:

  $ hg diff --git -r -3:-1

  diff --git a/foo b/bar

  rename from foo

  rename to bar

  --- a/foo

  +++ b/bar

  @@ -1,2 +1,3 @@

   a

   b

  +c

Reversed:

  $ hg diff --git -r -1:-3

  diff --git a/bar b/foo

  rename from bar

  rename to foo

  --- a/bar

  +++ b/foo

  @@ -1,3 +1,2 @@

   a

   b

  -c

File created in r1 and renamed before r2:

  $ hg diff --git -r -4:-1

  diff --git a/foo b/bar

  rename from foo

  rename to bar

  --- a/foo

  +++ b/bar

  @@ -1,1 +1,3 @@

   a

  +b

  +c

Reversed:

  $ hg diff --git -r -1:-4

  diff --git a/bar b/foo

  rename from bar

  rename to foo

  --- a/bar

  +++ b/foo

  @@ -1,3 +1,1 @@

   a

  -b

  -c

File created after r1 and renamed before r2:

  $ hg diff --git -r -5:-1

  diff --git a/bar b/bar

  new file mode 100644

  --- /dev/null

  +++ b/bar

  @@ -0,0 +1,3 @@

  +a

  +b

  +c

Reversed:

  $ hg diff --git -r -1:-5

  diff --git a/bar b/bar

  deleted file mode 100644

  --- a/bar

  +++ /dev/null

  @@ -1,3 +0,0 @@

  -a

  -b

  -c

Comparing with the working dir:

  $ echo >> start

  $ hg ci -m 'change start again'

  $ echo > created

  $ hg add created

  $ hg ci -m 'add created'

  $ hg mv created created2

  $ hg ci -m 'mv created created2'

  $ hg mv created2 created3

There's a copy in the working dir:

  $ hg diff --git

  diff --git a/created2 b/created3

  rename from created2

  rename to created3

There's another copy between the original rev and the wd:

  $ hg diff --git -r -2

  diff --git a/created b/created3

  rename from created

  rename to created3

The source of the copy was created after the original rev:

  $ hg diff --git -r -3

  diff --git a/created3 b/created3

  new file mode 100644

  --- /dev/null

  +++ b/created3

  @@ -0,0 +1,1 @@

  +

  $ hg ci -m 'mv created2 created3'

  $ echo > brand-new

  $ hg add brand-new

  $ hg ci -m 'add brand-new'

  $ hg mv brand-new brand-new2

Created in parent of wd; renamed in the wd:

  $ hg diff --git

  diff --git a/brand-new b/brand-new2

  rename from brand-new

  rename to brand-new2

Created between r1 and parent of wd; renamed in the wd:

  $ hg diff --git -r -2

  diff --git a/brand-new2 b/brand-new2

  new file mode 100644

  --- /dev/null

  +++ b/brand-new2

  @@ -0,0 +1,1 @@

  +

  $ hg ci -m 'mv brand-new brand-new2'

One file is copied to many destinations and removed:

  $ hg cp brand-new2 brand-new3

  $ hg mv brand-new2 brand-new3-2

  $ hg ci -m 'multiple renames/copies'

  $ hg diff --git -r -2 -r -1

  diff --git a/brand-new2 b/brand-new3

  rename from brand-new2

  rename to brand-new3

  diff --git a/brand-new2 b/brand-new3-2

  copy from brand-new2

  copy to brand-new3-2

Reversed:

  $ hg diff --git -r -1 -r -2

  diff --git a/brand-new3 b/brand-new2

  rename from brand-new3

  rename to brand-new2

  diff --git a/brand-new3-2 b/brand-new3-2

  deleted file mode 100644

  --- a/brand-new3-2

  +++ /dev/null

  @@ -1,1 +0,0 @@

  -

There should be a trailing TAB if there are spaces in the file name:

  $ echo foo > 'with spaces'

  $ hg add 'with spaces'

  $ hg diff --git

  diff --git a/with spaces b/with spaces

  new file mode 100644

  --- /dev/null

  +++ b/with spaces	

  @@ -0,0 +1,1 @@

  +foo

  $ hg ci -m 'add filename with spaces'