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-rwxr-xr-xt/t1012-read-tree-df.sh102
1 files changed, 102 insertions, 0 deletions
diff --git a/t/t1012-read-tree-df.sh b/t/t1012-read-tree-df.sh
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+++ b/t/t1012-read-tree-df.sh
@@ -0,0 +1,102 @@
+#!/bin/sh
+
+test_description='read-tree D/F conflict corner cases'
+
+. ./test-lib.sh
+
+maketree () {
+ (
+ rm -f .git/index .git/index.lock &&
+ git clean -d -f -f -q -x &&
+ name="$1" &&
+ shift &&
+ for it
+ do
+ path=$(expr "$it" : '\([^:]*\)') &&
+ mkdir -p $(dirname "$path") &&
+ echo "$it" >"$path" &&
+ git update-index --add "$path" || exit
+ done &&
+ git tag "$name" $(git write-tree)
+ )
+}
+
+settree () {
+ rm -f .git/index .git/index.lock &&
+ git clean -d -f -f -q -x &&
+ git read-tree "$1" &&
+ git checkout-index -f -q -u -a &&
+ git update-index --refresh
+}
+
+checkindex () {
+ git ls-files -s |
+ sed "s|^[0-7][0-7]* $_x40 \([0-3]\) |\1 |" >current &&
+ cat >expect &&
+ test_cmp expect current
+}
+
+test_expect_success setup '
+ maketree O-000 a/b-2/c/d a/b/c/d a/x &&
+ maketree A-000 a/b-2/c/d a/b/c/d a/x &&
+ maketree A-001 a/b-2/c/d a/b/c/d a/b/c/e a/x &&
+ maketree B-000 a/b-2/c/d a/b a/x &&
+
+ maketree O-010 t-0 t/1 t/2 t=3 &&
+ maketree A-010 t-0 t t=3 &&
+ maketree B-010 t/1: t=3: &&
+
+ maketree O-020 ds/dma/ioat.c ds/dma/ioat_dca.c &&
+ maketree A-020 ds/dma/ioat/Makefile ds/dma/ioat/registers.h &&
+ :
+'
+
+test_expect_success '3-way (1)' '
+ settree A-000 &&
+ git read-tree -m -u O-000 A-000 B-000 &&
+ checkindex <<-EOF
+ 3 a/b
+ 0 a/b-2/c/d
+ 1 a/b/c/d
+ 2 a/b/c/d
+ 0 a/x
+ EOF
+'
+
+test_expect_success '3-way (2)' '
+ settree A-001 &&
+ git read-tree -m -u O-000 A-001 B-000 &&
+ checkindex <<-EOF
+ 3 a/b
+ 0 a/b-2/c/d
+ 1 a/b/c/d
+ 2 a/b/c/d
+ 2 a/b/c/e
+ 0 a/x
+ EOF
+'
+
+test_expect_success '3-way (3)' '
+ settree A-010 &&
+ git read-tree -m -u O-010 A-010 B-010 &&
+ checkindex <<-EOF
+ 2 t
+ 1 t-0
+ 2 t-0
+ 1 t/1
+ 3 t/1
+ 1 t/2
+ 0 t=3
+ EOF
+'
+
+test_expect_success '2-way (1)' '
+ settree O-020 &&
+ git read-tree -m -u O-020 A-020 &&
+ checkindex <<-EOF
+ 0 ds/dma/ioat/Makefile
+ 0 ds/dma/ioat/registers.h
+ EOF
+'
+
+test_done