allow adding whole diff to patch

this was causing a panic

add integration test for toggling all commit files

test/integration/patchBuildingToggleAll/expected/.git_keep/COMMIT_EDITMSG

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

test/integration/patchBuildingToggleAll/expected/.git_keep/HEAD

@@ -0,0 +1 @@
+ref: refs/heads/master

test/integration/patchBuildingToggleAll/expected/.git_keep/config

@@ -0,0 +1,10 @@
+[core]
+	repositoryformatversion = 0
+	filemode = true
+	bare = false
+	logallrefupdates = true
+	ignorecase = true
+	precomposeunicode = true
+[user]
+	email = CI@example.com
+	name = CI

test/integration/patchBuildingToggleAll/expected/.git_keep/description

@@ -0,0 +1 @@
+Unnamed repository; edit this file 'description' to name the repository.

test/integration/patchBuildingToggleAll/expected/.git_keep/info/exclude

@@ -0,0 +1,7 @@
+# git ls-files --others --exclude-from=.git/info/exclude
+# Lines that start with '#' are comments.
+# For a project mostly in C, the following would be a good set of
+# exclude patterns (uncomment them if you want to use them):
+# *.[oa]
+# *~
+.DS_Store

test/integration/patchBuildingToggleAll/expected/.git_keep/logs/HEAD

@@ -0,0 +1,2 @@
+0000000000000000000000000000000000000000 7028eaec19b2723b62690974057c92ba7d8c1b11 CI <CI@example.com> 1648038005 +1100	commit (initial): first commit
+7028eaec19b2723b62690974057c92ba7d8c1b11 cf149a94a18c990b2c5cdd0cf15ec4880f51c8b0 CI <CI@example.com> 1648038005 +1100	commit: blah

test/integration/patchBuildingToggleAll/expected/.git_keep/logs/refs/heads/master

@@ -0,0 +1,2 @@
+0000000000000000000000000000000000000000 7028eaec19b2723b62690974057c92ba7d8c1b11 CI <CI@example.com> 1648038005 +1100	commit (initial): first commit
+7028eaec19b2723b62690974057c92ba7d8c1b11 cf149a94a18c990b2c5cdd0cf15ec4880f51c8b0 CI <CI@example.com> 1648038005 +1100	commit: blah

test/integration/patchBuildingToggleAll/expected/.git_keep/objects/cf/149a94a18c990b2c5cdd0cf15ec4880f51c8b0

@@ -0,0 +1,4 @@
+x
<01>ÎM
+Â@@a×sŠÙ’ÌADèªÇHÒ”
+[Êß9‚ÛÇ·x²×új¼´SÕ„Èi¦ "=R ž]`\’D<FØtê»Ù®(i·ì²óœ\`È
b–Á1å¹2¢¡O[÷ÓŽ“½<E2809C>ÓS¿T<C2BF>Mo²×‡Å
+øíÀôÚ§šþÉ
o´š×8ß

test/integration/patchBuildingToggleAll/expected/.git_keep/refs/heads/master

@@ -0,0 +1 @@
+cf149a94a18c990b2c5cdd0cf15ec4880f51c8b0

test/integration/patchBuildingToggleAll/expected/one/two/three/file3

@@ -0,0 +1 @@
+test3

test/integration/patchBuildingToggleAll/recording.json

@@ -0,0 +1 @@
+{"KeyEvents":[{"Timestamp":624,"Mod":0,"Key":259,"Ch":0},{"Timestamp":813,"Mod":0,"Key":259,"Ch":0},{"Timestamp":1216,"Mod":0,"Key":13,"Ch":13},{"Timestamp":1841,"Mod":0,"Key":256,"Ch":97},{"Timestamp":2456,"Mod":0,"Key":258,"Ch":0},{"Timestamp":2624,"Mod":0,"Key":258,"Ch":0},{"Timestamp":2841,"Mod":0,"Key":256,"Ch":32},{"Timestamp":3600,"Mod":2,"Key":16,"Ch":16},{"Timestamp":4795,"Mod":0,"Key":258,"Ch":0},{"Timestamp":5193,"Mod":0,"Key":258,"Ch":0},{"Timestamp":5696,"Mod":0,"Key":13,"Ch":13},{"Timestamp":7345,"Mod":0,"Key":256,"Ch":113}],"ResizeEvents":[{"Timestamp":0,"Width":272,"Height":74}]}

test/integration/patchBuildingToggleAll/setup.sh

@@ -0,0 +1,23 @@
+#!/bin/sh
+
+set -e
+
+cd $1
+
+git init
+
+git config user.email "CI@example.com"
+git config user.name "CI"
+
+git commit --allow-empty -m "first commit"
+
+mkdir -p one/two/three
+echo test1 > one/two/three/file1
+echo test2 > one/two/three/file2
+echo test3 > one/two/three/file3
+echo test4 > one/two/three/file4
+echo test5 > one/two/file1
+echo test6 > one/two/file2
+
+git add .
+git commit -m "blah"

test/integration/patchBuildingToggleAll/test.json

@@ -0,0 +1 @@
+{ "description": "messing with our patch building flow in both flat and tree view", "speed": 10 }