---
contrib/diff-highlight/t/t9400-diff-highlight.sh | 13 ++++++++
contrib/diff-highlight/t/test-diff-highlight.sh | 42 ++++++++++++++++++++++++
2 files changed, 55 insertions(+)
diff --git a/contrib/diff-highlight/t/t9400-diff-highlight.sh b/contrib/diff-highlight/t/t9400-diff-highlight.sh
index ca7605f..2fb4869 100644
--- a/contrib/diff-highlight/t/t9400-diff-highlight.sh
+++ b/contrib/diff-highlight/t/t9400-diff-highlight.sh
@@ -60,4 +60,17 @@ test_expect_success 'diff-highlight does not highlight mismatched hunk size' '
# TODO add multi-byte test
+test_expect_success 'diff-highlight highlightes the beginning of a line' '
+ dh_graph_test \
+ "aaa\nbbb\nccc\n" \
+ "aaa\n0bb\nccc\n" \
+ "aaa\nb0b\nccc\n" \
+"
+ aaa
+-${CW}b${CR}bb
++${CW}0${CR}bb
+ ccc
+"
+'
+
test_done
diff --git a/contrib/diff-highlight/t/test-diff-highlight.sh b/contrib/diff-highlight/t/test-diff-highlight.sh
index 9b26271..162a694 100644
--- a/contrib/diff-highlight/t/test-diff-highlight.sh
+++ b/contrib/diff-highlight/t/test-diff-highlight.sh
@@ -67,3 +67,45 @@ dh_commit_test() {
diff commit.exp commit.act
}
+
+dh_graph_test() {
+ local a="$1" b="$2" c="$3"
+
+ {
+ printf "$a" > file
+ git add file
+ git commit -m"Add a file"
+
+ printf "$b" > file
+ git commit -am"Update a file"
+
+ git checkout -b branch
+ printf "$c" > file
+ git commit -am"Update a file on branch"
+
+ git checkout master
+ printf "$a" > file
+ git commit -am"Update a file again"
+
+ git checkout branch
+ printf "$b" > file
+ git commit -am"Update a file similar to master"
+
+ git merge master
+ git checkout master
+ git merge branch --no-ff
+ } >/dev/null 2>&1
+
+ git log -p --graph --no-merges > graph.raw
+
+ # git log --graph orders the commits different than git log so we hack it by
+ # using sed to remove the graph part. We know from other tests, that CMD
+ # works without the graph, so there should be no diff when running it with
+ # and without.
+ < graph.raw sed -e 's"^\(*\|| \||/\)\+""' -e 's"^ ""' | $CMD > graph.exp
+ < graph.raw $CMD | sed -e 's"^\(*\|| \||/\)\+""' -e 's"^ ""' > graph.act
+
+ # ignore whitespace since we're using a hacky sed command to remove the graph
+ # parts.
+ diff -b graph.exp graph.act
+}
--
2.9.0
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