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-rwxr-xr-xcontrib/diff-highlight/t/t9400-diff-highlight.sh62
1 files changed, 62 insertions, 0 deletions
diff --git a/contrib/diff-highlight/t/t9400-diff-highlight.sh b/contrib/diff-highlight/t/t9400-diff-highlight.sh
index 446b4daed..1537c69d5 100755
--- a/contrib/diff-highlight/t/t9400-diff-highlight.sh
+++ b/contrib/diff-highlight/t/t9400-diff-highlight.sh
@@ -49,6 +49,55 @@ test_strip_patch_header () {
sed -n '/^@@/,$p' $*
}
+# dh_test_setup_history generates a contrived graph such that we have at least
+# 1 nesting (E) and 2 nestings (F).
+#
+# A branch
+# /
+# D---E---F master
+#
+# git log --all --graph
+# * commit
+# | A
+# | * commit
+# | | F
+# | * commit
+# |/
+# | E
+# * commit
+# D
+#
+dh_test_setup_history () {
+ echo "file1" >file1 &&
+ echo "file2" >file2 &&
+ echo "file3" >file3 &&
+
+ cat file1 >file &&
+ git add file &&
+ git commit -m "D" &&
+
+ git checkout -b branch &&
+ cat file2 >file &&
+ git commit -a -m "A" &&
+
+ git checkout master &&
+ cat file2 >file &&
+ git commit -a -m "E" &&
+
+ cat file3 >file &&
+ git commit -a -m "F"
+}
+
+left_trim () {
+ "$PERL_PATH" -pe 's/^\s+//'
+}
+
+trim_graph () {
+ # graphs start with * or |
+ # followed by a space or / or \
+ "$PERL_PATH" -pe 's@^((\*|\|)( |/|\\))+@@'
+}
+
test_expect_success 'diff-highlight highlights the beginning of a line' '
cat >a <<-\EOF &&
aaa
@@ -160,4 +209,17 @@ test_expect_failure 'diff-highlight highlights mismatched hunk size' '
# TODO add multi-byte test
+test_expect_failure 'diff-highlight works with the --graph option' '
+ dh_test_setup_history &&
+
+ # topo-order so that the order of the commits is the same as with --graph
+ # trim graph elements so we can do a diff
+ # trim leading space because our trim_graph is not perfect
+ git log --branches -p --topo-order |
+ "$DIFF_HIGHLIGHT" | left_trim >graph.exp &&
+ git log --branches -p --graph |
+ "$DIFF_HIGHLIGHT" | trim_graph | left_trim >graph.act &&
+ test_cmp graph.exp graph.act
+'
+
test_done