Merge branch 'jc/diff-test' into th/diff

* jc/diff-test:
  t4013: add more tests around -c and --cc
  t4013: add tests for diff/log family output options.

t/t4013-diff-various.sh

@@ -0,0 +1,224 @@
+#!/bin/sh
+#
+# Copyright (c) 2006 Junio C Hamano
+#
+
+test_description='Various diff formatting options'
+
+. ./test-lib.sh
+
+test_expect_success setup '
+
+	GIT_AUTHOR_DATE="2006-06-26 00:00:00 +0000" &&
+	GIT_COMMITTER_DATE="2006-06-26 00:00:00 +0000" &&
+	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
+
+	mkdir dir &&
+	for i in 1 2 3; do echo $i; done >file0 &&
+	for i in A B; do echo $i; done >dir/sub &&
+	cat file0 >file2 &&
+	git add file0 file2 dir/sub &&
+	git commit -m Initial &&
+
+	git branch initial &&
+	git branch side &&
+
+	GIT_AUTHOR_DATE="2006-06-26 00:01:00 +0000" &&
+	GIT_COMMITTER_DATE="2006-06-26 00:01:00 +0000" &&
+	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
+
+	for i in 4 5 6; do echo $i; done >>file0 &&
+	for i in C D; do echo $i; done >>dir/sub &&
+	rm -f file2 &&
+	git update-index --remove file0 file2 dir/sub &&
+	git commit -m Second &&
+
+	GIT_AUTHOR_DATE="2006-06-26 00:02:00 +0000" &&
+	GIT_COMMITTER_DATE="2006-06-26 00:02:00 +0000" &&
+	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
+
+	for i in A B C; do echo $i; done >file1 &&
+	git add file1 &&
+	for i in E F; do echo $i; done >>dir/sub &&
+	git update-index dir/sub &&
+	git commit -m Third &&
+
+	GIT_AUTHOR_DATE="2006-06-26 00:03:00 +0000" &&
+	GIT_COMMITTER_DATE="2006-06-26 00:03:00 +0000" &&
+	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
+
+	git checkout side &&
+	for i in A B C; do echo $i; done >>file0 &&
+	for i in 1 2; do echo $i; done >>dir/sub &&
+	cat dir/sub >file3 &&
+	git add file3 &&
+	git update-index file0 dir/sub &&
+	git commit -m Side &&
+
+	GIT_AUTHOR_DATE="2006-06-26 00:04:00 +0000" &&
+	GIT_COMMITTER_DATE="2006-06-26 00:04:00 +0000" &&
+	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
+
+	git checkout master &&
+	git pull -s ours . side &&
+
+	GIT_AUTHOR_DATE="2006-06-26 00:05:00 +0000" &&
+	GIT_COMMITTER_DATE="2006-06-26 00:05:00 +0000" &&
+	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
+
+	for i in A B C; do echo $i; done >>file0 &&
+	for i in 1 2; do echo $i; done >>dir/sub &&
+	git update-index file0 dir/sub &&
+
+	EDITOR=: VISUAL=: git commit --amend &&
+	git show-branch
+'
+
+: <<\EOF
+! [initial] Initial
+ * [master] Merge branch 'side'
+  ! [side] Side
+---
+ -  [master] Merge branch 'side'
+ *+ [side] Side
+ *  [master^] Second
++*+ [initial] Initial
+EOF
+
+while read cmd
+do
+	case "$cmd" in
+	'' | '#'*) continue ;;
+	esac
+	test=`echo "$cmd" | sed -e 's|[/ ][/ ]*|_|g'`
+	cnt=`expr $test_count + 1`
+	pfx=`printf "%04d" $cnt`
+	expect="../t4013/diff.$test"
+	actual="$pfx-diff.$test"
+
+	test_expect_success "git $cmd" '
+		{
+			echo "\$ git $cmd"
+			git $cmd
+			echo "\$"
+		} >"$actual" &&
+		if test -f "$expect"
+		then
+			diff -u "$expect" "$actual" &&
+			rm -f "$actual"
+		else
+			# this is to help developing new tests.
+			cp "$actual" "$expect"
+			false
+		fi
+	'
+done <<\EOF
+diff-tree initial
+diff-tree -r initial
+diff-tree -r --abbrev initial
+diff-tree -r --abbrev=4 initial
+diff-tree --root initial
+diff-tree --root --abbrev initial
+diff-tree --root -r initial
+diff-tree --root -r --abbrev initial
+diff-tree --root -r --abbrev=4 initial
+diff-tree -p initial
+diff-tree --root -p initial
+diff-tree --patch-with-stat initial
+diff-tree --root --patch-with-stat initial
+diff-tree --patch-with-raw initial
+diff-tree --root --patch-with-raw initial
+
+diff-tree --pretty initial
+diff-tree --pretty --root initial
+diff-tree --pretty -p initial
+diff-tree --pretty --stat initial
+diff-tree --pretty --summary initial
+diff-tree --pretty --stat --summary initial
+diff-tree --pretty --root -p initial
+diff-tree --pretty --root --stat initial
+#diff-tree --pretty --root --summary initial
+diff-tree --pretty --root --stat --summary initial
+diff-tree --pretty --patch-with-stat initial
+diff-tree --pretty --root --patch-with-stat initial
+diff-tree --pretty --patch-with-raw initial
+diff-tree --pretty --root --patch-with-raw initial
+
+diff-tree --pretty=oneline initial
+diff-tree --pretty=oneline --root initial
+diff-tree --pretty=oneline -p initial
+diff-tree --pretty=oneline --root -p initial
+diff-tree --pretty=oneline --patch-with-stat initial
+diff-tree --pretty=oneline --root --patch-with-stat initial
+diff-tree --pretty=oneline --patch-with-raw initial
+diff-tree --pretty=oneline --root --patch-with-raw initial
+
+diff-tree --pretty side
+diff-tree --pretty -p side
+diff-tree --pretty --patch-with-stat side
+
+diff-tree master
+diff-tree -p master
+diff-tree -p -m master
+diff-tree -c master
+diff-tree -c --abbrev master
+diff-tree --cc master
+# stat only should show the diffstat with the first parent
+diff-tree -c --stat master
+diff-tree --cc --stat master
+diff-tree -c --stat --summary master
+diff-tree --cc --stat --summary master
+# stat summary should show the diffstat and summary with the first parent
+diff-tree -c --stat --summary side
+diff-tree --cc --stat --summary side
+# this one gives an extra newline after stat, which should be removed
+# diff-tree --cc --patch-with-stat master
+# this one gives an extra newline after stat, which should be removed
+# other than that it shows the correct example -- stat and summary are
+# against the first parent, and patch-looking combined diff follows.
+diff-tree --cc --patch-with-stat --summary master
+# this is correct
+diff-tree --cc --patch-with-stat --summary side
+
+log master
+log -p master
+log --root master
+log --root -p master
+log --patch-with-stat master
+log --root --patch-with-stat master
+log --root --patch-with-stat --summary master
+log --root -c --patch-with-stat --summary master
+log --root --cc --patch-with-stat --summary master
+log -SF master
+log -SF -p master
+
+whatchanged master
+whatchanged -p master
+whatchanged --root master
+whatchanged --root -p master
+whatchanged --patch-with-stat master
+whatchanged --root --patch-with-stat master
+whatchanged --root --patch-with-stat --summary master
+whatchanged --root -c --patch-with-stat --summary master
+whatchanged --root --cc --patch-with-stat --summary master
+whatchanged -SF master
+whatchanged -SF -p master
+
+log --patch-with-stat master -- dir/
+whatchanged --patch-with-stat master -- dir/
+log --patch-with-stat --summary master -- dir/
+whatchanged --patch-with-stat --summary master -- dir/
+
+show initial
+show --root initial
+show side
+show master
+show --stat side
+show --stat --summary side
+show --patch-with-stat side
+show --patch-with-raw side
+show --patch-with-stat --summary side
+
+EOF
+
+test_done

t/t4013/diff.diff-tree_--cc_--patch-with-stat_--summary_master

@@ -0,0 +1,35 @@
+$ git diff-tree --cc --patch-with-stat --summary master
+176b998f5d647cbd77a9d8acf4531e930754d16d
+ dir/sub |    2 ++
+ file0   |    3 +++
+ 2 files changed, 5 insertions(+), 0 deletions(-)
+
+
+diff --cc dir/sub
+index cead32e,7289e35..992913c
+--- a/dir/sub
++++ b/dir/sub
+@@@ -1,6 -1,4 +1,8 @@@
+  A
+  B
+ +C
+ +D
+ +E
+ +F
++ 1
++ 2
+diff --cc file0
+index b414108,f4615da..10a8a9f
+--- a/file0
++++ b/file0
+@@@ -1,6 -1,6 +1,9 @@@
+  1
+  2
+  3
+ +4
+ +5
+ +6
++ A
++ B
++ C
+$

t/t4013/diff.diff-tree_--cc_--patch-with-stat_--summary_side

@@ -0,0 +1,39 @@
+$ git diff-tree --cc --patch-with-stat --summary side
+c7a2ab9e8eac7b117442a607d5a9b3950ae34d5a
+ dir/sub |    2 ++
+ file0   |    3 +++
+ file3   |    4 ++++
+ 3 files changed, 9 insertions(+), 0 deletions(-)
+ create mode 100644 file3
+
+diff --git a/dir/sub b/dir/sub
+index 35d242b..7289e35 100644
+--- a/dir/sub
++++ b/dir/sub
+@@ -1,2 +1,4 @@
+ A
+ B
++1
++2
+diff --git a/file0 b/file0
+index 01e79c3..f4615da 100644
+--- a/file0
++++ b/file0
+@@ -1,3 +1,6 @@
+ 1
+ 2
+ 3
++A
++B
++C
+diff --git a/file3 b/file3
+new file mode 100644
+index 0000000..7289e35
+--- /dev/null
++++ b/file3
+@@ -0,0 +1,4 @@
++A
++B
++1
++2
+$

t/t4013/diff.diff-tree_--cc_--stat_--summary_master

@@ -0,0 +1,6 @@
+$ git diff-tree --cc --stat --summary master
+176b998f5d647cbd77a9d8acf4531e930754d16d
+ dir/sub |    2 ++
+ file0   |    3 +++
+ 2 files changed, 5 insertions(+), 0 deletions(-)
+$

t/t4013/diff.diff-tree_--cc_--stat_--summary_side

@@ -0,0 +1,8 @@
+$ git diff-tree --cc --stat --summary side
+c7a2ab9e8eac7b117442a607d5a9b3950ae34d5a
+ dir/sub |    2 ++
+ file0   |    3 +++
+ file3   |    4 ++++
+ 3 files changed, 9 insertions(+), 0 deletions(-)
+ create mode 100644 file3
+$

t/t4013/diff.diff-tree_--cc_--stat_master

@@ -0,0 +1,6 @@
+$ git diff-tree --cc --stat master
+176b998f5d647cbd77a9d8acf4531e930754d16d
+ dir/sub |    2 ++
+ file0   |    3 +++
+ 2 files changed, 5 insertions(+), 0 deletions(-)
+$

t/t4013/diff.diff-tree_--cc_master

@@ -0,0 +1,30 @@
+$ git diff-tree --cc master
+176b998f5d647cbd77a9d8acf4531e930754d16d
+diff --cc dir/sub
+index cead32e,7289e35..992913c
+--- a/dir/sub
++++ b/dir/sub
+@@@ -1,6 -1,4 +1,8 @@@
+  A
+  B
+ +C
+ +D
+ +E
+ +F
++ 1
++ 2
+diff --cc file0
+index b414108,f4615da..10a8a9f
+--- a/file0
++++ b/file0
+@@@ -1,6 -1,6 +1,9 @@@
+  1
+  2
+  3
+ +4
+ +5
+ +6
++ A
++ B
++ C
+$

t/t4013/diff.diff-tree_--patch-with-raw_initial

@@ -0,0 +1,2 @@
+$ git diff-tree --patch-with-raw initial
+$

t/t4013/diff.diff-tree_--patch-with-stat_initial

@@ -0,0 +1,2 @@
+$ git diff-tree --patch-with-stat initial
+$

t/t4013/diff.diff-tree_--pretty=oneline_--patch-with-raw_initial

@@ -0,0 +1,2 @@
+$ git diff-tree --pretty=oneline --patch-with-raw initial
+$

t/t4013/diff.diff-tree_--pretty=oneline_--patch-with-stat_initial

@@ -0,0 +1,2 @@
+$ git diff-tree --pretty=oneline --patch-with-stat initial
+$