git-p4: Add test case for copy detection

Signed-off-by: Vitor Antunes <vitor.hda@gmail.com>
Acked-by: Pete Wyckoff <pw@padd.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t9800-git-p4.sh b/t/t9800-git-p4.sh
index 5a5fd0f35ca912d477664048105316079c33dfce..9d4d4bfd90099a0260315674a66ab8706585e4c5 100755 (executable)
--- a/t/t9800-git-p4.sh
+++ b/t/t9800-git-p4.sh
@@ -322,6 +322,89 @@ test_expect_success 'detect renames' '
        p4 filelog //depot/file7 | grep -q "branch from //depot/file6"
 '
 
+# Copy a file and confirm that copy is not detected in P4.
+# Copy a file with detectCopies option enabled and confirm that copy is not
+# detected in P4.
+# Modify and copy a file with detectCopies option enabled and confirm that copy
+# is detected in P4.
+# Copy a file with detectCopies and detectCopiesHarder options enabled and
+# confirm that copy is detected in P4.
+# Modify and copy a file, configure a bigger threshold in detectCopies and
+# confirm that copy is not detected in P4.
+# Modify and copy a file, configure a smaller threshold in detectCopies and
+# confirm that copy is detected in P4.
+test_expect_success 'detect copies' '
+       "$GITP4" clone --dest="$git" //depot@all &&
+       test_when_finished cleanup_git &&
+       cd "$git" &&
+       git config git-p4.skipSubmitEditCheck true &&
+
+       cp file2 file8 &&
+       git add file8 &&
+       git commit -a -m "Copy file2 to file8" &&
+       git diff-tree -r -C HEAD &&
+       "$GITP4" submit &&
+       p4 filelog //depot/file8 &&
+       ! p4 filelog //depot/file8 | grep -q "branch from" &&
+
+       cp file2 file9 &&
+       git add file9 &&
+       git commit -a -m "Copy file2 to file9" &&
+       git diff-tree -r -C HEAD &&
+       git config git-p4.detectCopies true &&
+       "$GITP4" submit &&
+       p4 filelog //depot/file9 &&
+       ! p4 filelog //depot/file9 | grep -q "branch from" &&
+
+       echo "file2" >>file2 &&
+       cp file2 file10 &&
+       git add file2 file10 &&
+       git commit -a -m "Modify and copy file2 to file10" &&
+       git diff-tree -r -C HEAD &&
+       "$GITP4" submit &&
+       p4 filelog //depot/file10 &&
+       p4 filelog //depot/file10 | grep -q "branch from //depot/file" &&
+
+       cp file2 file11 &&
+       git add file11 &&
+       git commit -a -m "Copy file2 to file11" &&
+       git diff-tree -r -C --find-copies-harder HEAD &&
+       src=$(git diff-tree -r -C --find-copies-harder HEAD | sed 1d | cut -f2) &&
+       test "$src" = file10 &&
+       git config git-p4.detectCopiesHarder true &&
+       "$GITP4" submit &&
+       p4 filelog //depot/file11 &&
+       p4 filelog //depot/file11 | grep -q "branch from //depot/file" &&
+
+       cp file2 file12 &&
+       echo "some text" >>file12 &&
+       git add file12 &&
+       git commit -a -m "Copy file2 to file12 with changes" &&
+       git diff-tree -r -C --find-copies-harder HEAD &&
+       level=$(git diff-tree -r -C --find-copies-harder HEAD | sed 1d | cut -f1 | cut -d" " -f5 | sed "s/C0*//") &&
+       test -n "$level" && test "$level" -gt 0 && test "$level" -lt 98 &&
+       src=$(git diff-tree -r -C --find-copies-harder HEAD | sed 1d | cut -f2) &&
+       test "$src" = file10 &&
+       git config git-p4.detectCopies $((level + 2)) &&
+       "$GITP4" submit &&
+       p4 filelog //depot/file12 &&
+       ! p4 filelog //depot/file12 | grep -q "branch from" &&
+
+       cp file2 file13 &&
+       echo "different text" >>file13 &&
+       git add file13 &&
+       git commit -a -m "Copy file2 to file13 with changes" &&
+       git diff-tree -r -C --find-copies-harder HEAD &&
+       level=$(git diff-tree -r -C --find-copies-harder HEAD | sed 1d | cut -f1 | cut -d" " -f5 | sed "s/C0*//") &&
+       test -n "$level" && test "$level" -gt 2 && test "$level" -lt 100 &&
+       src=$(git diff-tree -r -C --find-copies-harder HEAD | sed 1d | cut -f2) &&
+       test "$src" = file10 &&
+       git config git-p4.detectCopies $((level - 2)) &&
+       "$GITP4" submit &&
+       p4 filelog //depot/file13 &&
+       p4 filelog //depot/file13 | grep -q "branch from //depot/file"
+'
+
 test_expect_success 'shutdown' '
        pid=`pgrep -f p4d` &&
        test -n "$pid" &&