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authorbrian m. carlson <sandals@crustytoothpaste.net>2020-02-07 00:52:42 (GMT)
committerJunio C Hamano <gitster@pobox.com>2020-02-07 19:07:30 (GMT)
commitdfa5f53e78ba80bb727a309ff90d7dbd83c7750c (patch)
tree7cb79c5b3e7bc0deb3b7951bc19ff94859b33036 /t/t4211
parentf743e8f5b35512f0e132e10df8f4519fdd4970d6 (diff)
downloadgit-dfa5f53e78ba80bb727a309ff90d7dbd83c7750c.zip
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t4211: add test cases for SHA-256
There are already files containing example output for SHA-1. Add test files providing example output for SHA-256 as well and adjust the test to look up the appropriate ones based on the algorithm in use. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't/t4211')
-rw-r--r--t/t4211/sha256/expect.beginning-of-file43
-rw-r--r--t/t4211/sha256/expect.end-of-file62
-rw-r--r--t/t4211/sha256/expect.move-support-f80
-rw-r--r--t/t4211/sha256/expect.multiple104
-rw-r--r--t/t4211/sha256/expect.multiple-overlapping187
-rw-r--r--t/t4211/sha256/expect.multiple-superset187
-rw-r--r--t/t4211/sha256/expect.parallel-change-f-to-main160
-rw-r--r--t/t4211/sha256/expect.simple-f59
-rw-r--r--t/t4211/sha256/expect.simple-f-to-main100
-rw-r--r--t/t4211/sha256/expect.simple-main68
-rw-r--r--t/t4211/sha256/expect.simple-main-to-end70
-rw-r--r--t/t4211/sha256/expect.two-ranges102
-rw-r--r--t/t4211/sha256/expect.vanishes-early39
13 files changed, 1261 insertions, 0 deletions
diff --git a/t/t4211/sha256/expect.beginning-of-file b/t/t4211/sha256/expect.beginning-of-file
new file mode 100644
index 0000000..5adfdfc
--- /dev/null
+++ b/t/t4211/sha256/expect.beginning-of-file
@@ -0,0 +1,43 @@
+commit 62a40b38fa4f00800004aee81ef287b7201317594ebcb990f38cbe493b01d200
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:47:40 2013 +0100
+
+ change at very beginning
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -1,3 +1,4 @@
++#include <unistd.h>
+ #include <stdio.h>
+
+ long f(long x)
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -1,3 +1,3 @@
+ #include <stdio.h>
+
+-int f(int x)
++long f(long x)
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +1,3 @@
++#include <stdio.h>
++
++int f(int x)
diff --git a/t/t4211/sha256/expect.end-of-file b/t/t4211/sha256/expect.end-of-file
new file mode 100644
index 0000000..03ab5c1
--- /dev/null
+++ b/t/t4211/sha256/expect.end-of-file
@@ -0,0 +1,62 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -20,3 +20,5 @@
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
++
++/* incomplete lines are bad! */
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -20,3 +20,3 @@
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -19,3 +19,3 @@
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +18,3 @@
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.move-support-f b/t/t4211/sha256/expect.move-support-f
new file mode 100644
index 0000000..223b4ed
--- /dev/null
+++ b/t/t4211/sha256/expect.move-support-f
@@ -0,0 +1,80 @@
+commit 4f7a58195a92c400e28a2354328587f1ff14fb77f5cf894536f17ccbc72931b9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:49:50 2013 +0100
+
+ another simple change
+
+diff --git a/b.c b/b.c
+--- a/b.c
++++ b/b.c
+@@ -4,9 +4,9 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+- x >>= 1;
++ x /= 2;
+ s++;
+ }
+ return s;
+ }
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,9 +3,9 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,8 +3,9 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,8 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
diff --git a/t/t4211/sha256/expect.multiple b/t/t4211/sha256/expect.multiple
new file mode 100644
index 0000000..ca00409
--- /dev/null
+++ b/t/t4211/sha256/expect.multiple
@@ -0,0 +1,104 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,7 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
++
++/* incomplete lines are bad! */
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,9 +3,9 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+@@ -17,5 +17,5 @@
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,8 +3,9 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,8 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
diff --git a/t/t4211/sha256/expect.multiple-overlapping b/t/t4211/sha256/expect.multiple-overlapping
new file mode 100644
index 0000000..9015a45
--- /dev/null
+++ b/t/t4211/sha256/expect.multiple-overlapping
@@ -0,0 +1,187 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -4,19 +4,21 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * This is only an example!
+ */
+
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
++
++/* incomplete lines are bad! */
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -4,19 +4,19 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * This is only an example!
+ */
+
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit 5a1b3989063d55e71e7685efa3392f133385b4034bddde530dcb5090d8b8b8ca
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:41 2013 +0100
+
+ touch comment
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,19 +3,19 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+- * A comment.
++ * This is only an example!
+ */
+
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,19 +3,19 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,18 +3,19 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+ int main ()
+ {
+ printf("%d\n", f(15));
+ return 0;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,18 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
++
++/*
++ * A comment.
++ */
++
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.multiple-superset b/t/t4211/sha256/expect.multiple-superset
new file mode 100644
index 0000000..9015a45
--- /dev/null
+++ b/t/t4211/sha256/expect.multiple-superset
@@ -0,0 +1,187 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -4,19 +4,21 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * This is only an example!
+ */
+
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
++
++/* incomplete lines are bad! */
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -4,19 +4,19 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * This is only an example!
+ */
+
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit 5a1b3989063d55e71e7685efa3392f133385b4034bddde530dcb5090d8b8b8ca
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:41 2013 +0100
+
+ touch comment
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,19 +3,19 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+- * A comment.
++ * This is only an example!
+ */
+
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,19 +3,19 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,18 +3,19 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+ int main ()
+ {
+ printf("%d\n", f(15));
+ return 0;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,18 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
++
++/*
++ * A comment.
++ */
++
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.parallel-change-f-to-main b/t/t4211/sha256/expect.parallel-change-f-to-main
new file mode 100644
index 0000000..e68f892
--- /dev/null
+++ b/t/t4211/sha256/expect.parallel-change-f-to-main
@@ -0,0 +1,160 @@
+commit 98117c2059b76c36995748fb97b02542aef477fe26379e94c18fd70f7790bc67
+Merge: b511694 4f7a581
+Author: Thomas Rast <trast@inf.ethz.ch>
+Date: Fri Apr 12 16:16:24 2013 +0200
+
+ Merge across the rename
+
+
+commit 4f7a58195a92c400e28a2354328587f1ff14fb77f5cf894536f17ccbc72931b9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:49:50 2013 +0100
+
+ another simple change
+
+diff --git a/b.c b/b.c
+--- a/b.c
++++ b/b.c
+@@ -4,14 +4,14 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+- x >>= 1;
++ x /= 2;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * This is only an example!
+ */
+
+
+commit b511694f5337663fbd697622993a5f8e1099eca84be4df313f2b3ee94a098b42
+Author: Thomas Rast <trast@inf.ethz.ch>
+Date: Fri Apr 12 16:15:57 2013 +0200
+
+ change on another line of history while rename happens
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -4,14 +4,14 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+- * This is only an example!
++ * This is only a short example!
+ */
+
+
+commit 5a1b3989063d55e71e7685efa3392f133385b4034bddde530dcb5090d8b8b8ca
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:41 2013 +0100
+
+ touch comment
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,14 +3,14 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+- * A comment.
++ * This is only an example!
+ */
+
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,14 +3,14 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,13 +3,14 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,13 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
++
++/*
++ * A comment.
++ */
++
diff --git a/t/t4211/sha256/expect.simple-f b/t/t4211/sha256/expect.simple-f
new file mode 100644
index 0000000..65508d7
--- /dev/null
+++ b/t/t4211/sha256/expect.simple-f
@@ -0,0 +1,59 @@
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,9 +3,9 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,8 +3,9 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,8 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
diff --git a/t/t4211/sha256/expect.simple-f-to-main b/t/t4211/sha256/expect.simple-f-to-main
new file mode 100644
index 0000000..77b721c
--- /dev/null
+++ b/t/t4211/sha256/expect.simple-f-to-main
@@ -0,0 +1,100 @@
+commit 5a1b3989063d55e71e7685efa3392f133385b4034bddde530dcb5090d8b8b8ca
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:41 2013 +0100
+
+ touch comment
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,14 +3,14 @@
+ long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+- * A comment.
++ * This is only an example!
+ */
+
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,14 +3,14 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,13 +3,14 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+ /*
+ * A comment.
+ */
+
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,13 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
++
++/*
++ * A comment.
++ */
++
diff --git a/t/t4211/sha256/expect.simple-main b/t/t4211/sha256/expect.simple-main
new file mode 100644
index 0000000..d20708c
--- /dev/null
+++ b/t/t4211/sha256/expect.simple-main
@@ -0,0 +1,68 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -17,5 +17,5 @@
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.simple-main-to-end b/t/t4211/sha256/expect.simple-main-to-end
new file mode 100644
index 0000000..617cdf3
--- /dev/null
+++ b/t/t4211/sha256/expect.simple-main-to-end
@@ -0,0 +1,70 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,7 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
++
++/* incomplete lines are bad! */
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -17,5 +17,5 @@
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +16,5 @@
++int main ()
++{
++ printf("%d\n", f(15));
++ return 0;
++}
diff --git a/t/t4211/sha256/expect.two-ranges b/t/t4211/sha256/expect.two-ranges
new file mode 100644
index 0000000..af57c8b
--- /dev/null
+++ b/t/t4211/sha256/expect.two-ranges
@@ -0,0 +1,102 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
+\ No newline at end of file
++}
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -18,5 +18,5 @@
+ int main ()
+ {
+ printf("%ld\n", f(15));
+ return 0;
+-}
++}
+\ No newline at end of file
+
+commit ccf97b9878189c40a981da50b15713bb80a35755326320ec80900caf22ced46f
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:45:16 2013 +0100
+
+ touch both functions
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,9 +3,9 @@
+-int f(int x)
++long f(long x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
+ return s;
+ }
+@@ -17,5 +17,5 @@
+ int main ()
+ {
+- printf("%d\n", f(15));
++ printf("%ld\n", f(15));
+ return 0;
+ }
+
+commit f6434acd34260a6c9f61e96d96bf9a323d330561df5b1ca2631104f82026dfed
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:55 2013 +0100
+
+ change f()
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -3,8 +3,9 @@
+ int f(int x)
+ {
+ int s = 0;
+ while (x) {
+ x >>= 1;
+ s++;
+ }
++ return s;
+ }
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +3,8 @@
++int f(int x)
++{
++ int s = 0;
++ while (x) {
++ x >>= 1;
++ s++;
++ }
++}
diff --git a/t/t4211/sha256/expect.vanishes-early b/t/t4211/sha256/expect.vanishes-early
new file mode 100644
index 0000000..11ec9bd
--- /dev/null
+++ b/t/t4211/sha256/expect.vanishes-early
@@ -0,0 +1,39 @@
+commit 5526ed05c2476b56af8b7be499e8f78bd50f490740733a9ca7e1f55878fa90a9
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:43 2013 +0100
+
+ change back to complete line
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -22,1 +24,1 @@
+-}
+\ No newline at end of file
++/* incomplete lines are bad! */
+
+commit 29f32ac3141c48b22803e5c4127b719917b67d0f8ca8c5248bebfa2a19f7da10
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:48:10 2013 +0100
+
+ change to an incomplete line at end
+
+diff --git a/a.c b/a.c
+--- a/a.c
++++ b/a.c
+@@ -22,1 +22,1 @@
+-}
++}
+\ No newline at end of file
+
+commit 1dd7e9b2b1699324b53b341e728653b913bc192a14dfea168c5b51f2b3d03592
+Author: Thomas Rast <trast@student.ethz.ch>
+Date: Thu Feb 28 10:44:48 2013 +0100
+
+ initial
+
+diff --git a/a.c b/a.c
+--- /dev/null
++++ b/a.c
+@@ -0,0 +20,1 @@
++}