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-rw-r--r--diff.c8
-rw-r--r--diff.h1
-rw-r--r--graph.c3
-rwxr-xr-xt/t4052-stat-output.sh124
-rw-r--r--t/test-lib.sh1
5 files changed, 131 insertions, 6 deletions
diff --git a/diff.c b/diff.c
index cd029b33d5..fc3cc73d9e 100644
--- a/diff.c
+++ b/diff.c
@@ -1509,7 +1509,7 @@ static void show_stats(struct diffstat_t *data, struct diff_options *options)
*/
if (options->stat_width == -1)
- width = term_columns();
+ width = term_columns() - options->output_prefix_length;
else
width = options->stat_width ? options->stat_width : 80;
@@ -1537,8 +1537,12 @@ static void show_stats(struct diffstat_t *data, struct diff_options *options)
* Adjust adjustable widths not to exceed maximum width
*/
if (name_width + number_width + 6 + graph_width > width) {
- if (graph_width > width * 3/8 - number_width - 6)
+ if (graph_width > width * 3/8 - number_width - 6) {
graph_width = width * 3/8 - number_width - 6;
+ if (graph_width < 6)
+ graph_width = 6;
+ }
+
if (options->stat_graph_width &&
graph_width > options->stat_graph_width)
graph_width = options->stat_graph_width;
diff --git a/diff.h b/diff.h
index dd48eca71d..3cc1dcf78a 100644
--- a/diff.h
+++ b/diff.h
@@ -150,6 +150,7 @@ struct diff_options {
diff_format_fn_t format_callback;
void *format_callback_data;
diff_prefix_fn_t output_prefix;
+ int output_prefix_length;
void *output_prefix_data;
};
diff --git a/graph.c b/graph.c
index 7358416a72..7e0a099f83 100644
--- a/graph.c
+++ b/graph.c
@@ -194,8 +194,10 @@ static struct strbuf *diff_output_prefix_callback(struct diff_options *opt, void
struct git_graph *graph = data;
static struct strbuf msgbuf = STRBUF_INIT;
+ assert(opt);
assert(graph);
+ opt->output_prefix_length = graph->width;
strbuf_reset(&msgbuf);
graph_padding_line(graph, &msgbuf);
return &msgbuf;
@@ -245,6 +247,7 @@ struct git_graph *graph_init(struct rev_info *opt)
*/
opt->diffopt.output_prefix = diff_output_prefix_callback;
opt->diffopt.output_prefix_data = graph;
+ opt->diffopt.output_prefix_length = 0;
return graph;
}
diff --git a/t/t4052-stat-output.sh b/t/t4052-stat-output.sh
index 328aa8f398..ddd94976c2 100755
--- a/t/t4052-stat-output.sh
+++ b/t/t4052-stat-output.sh
@@ -82,11 +82,15 @@ test_expect_success 'preparation for big change tests' '
cat >expect80 <<'EOF'
abcd | 1000 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
EOF
-
+cat >expect80-graph <<'EOF'
+| abcd | 1000 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+EOF
cat >expect200 <<'EOF'
abcd | 1000 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
EOF
-
+cat >expect200-graph <<'EOF'
+| abcd | 1000 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+EOF
while read verb expect cmd args
do
test_expect_success "$cmd $verb COLUMNS (big change)" '
@@ -94,6 +98,14 @@ do
grep " | " output >actual &&
test_cmp "$expect" actual
'
+
+ test "$cmd" != diff || continue
+
+ test_expect_success "$cmd --graph $verb COLUMNS (big change)" '
+ COLUMNS=200 git $cmd $args --graph >output
+ grep " | " output >actual &&
+ test_cmp "$expect-graph" actual
+ '
done <<\EOF
ignores expect80 format-patch -1 --stdout
respects expect200 diff HEAD^ HEAD --stat
@@ -104,7 +116,9 @@ EOF
cat >expect40 <<'EOF'
abcd | 1000 ++++++++++++++++++++++++++
EOF
-
+cat >expect40-graph <<'EOF'
+| abcd | 1000 ++++++++++++++++++++++++
+EOF
while read verb expect cmd args
do
test_expect_success "$cmd $verb not enough COLUMNS (big change)" '
@@ -113,11 +127,41 @@ do
test_cmp "$expect" actual
'
+ test "$cmd" != diff || continue
+
+ test_expect_success "$cmd --graph $verb not enough COLUMNS (big change)" '
+ COLUMNS=40 git $cmd $args --graph >output
+ grep " | " output >actual &&
+ test_cmp "$expect-graph" actual
+ '
+done <<\EOF
+ignores expect80 format-patch -1 --stdout
+respects expect40 diff HEAD^ HEAD --stat
+respects expect40 show --stat
+respects expect40 log -1 --stat
+EOF
+
+cat >expect40 <<'EOF'
+ abcd | 1000 ++++++++++++++++++++++++++
+EOF
+cat >expect40-graph <<'EOF'
+| abcd | 1000 ++++++++++++++++++++++++++
+EOF
+while read verb expect cmd args
+do
test_expect_success "$cmd $verb statGraphWidth config" '
git -c diff.statGraphWidth=26 $cmd $args >output
grep " | " output >actual &&
test_cmp "$expect" actual
'
+
+ test "$cmd" != diff || continue
+
+ test_expect_success "$cmd --graph $verb statGraphWidth config" '
+ git -c diff.statGraphWidth=26 $cmd $args --graph >output
+ grep " | " output >actual &&
+ test_cmp "$expect-graph" actual
+ '
done <<\EOF
ignores expect80 format-patch -1 --stdout
respects expect40 diff HEAD^ HEAD --stat
@@ -129,6 +173,9 @@ EOF
cat >expect <<'EOF'
abcd | 1000 ++++++++++++++++++++++++++
EOF
+cat >expect-graph <<'EOF'
+| abcd | 1000 ++++++++++++++++++++++++++
+EOF
while read cmd args
do
test_expect_success "$cmd --stat=width with big change" '
@@ -143,11 +190,25 @@ do
test_cmp expect actual
'
- test_expect_success "$cmd --stat-graph--width with big change" '
+ test_expect_success "$cmd --stat-graph-width with big change" '
git $cmd $args --stat-graph-width=26 >output
grep " | " output >actual &&
test_cmp expect actual
'
+
+ test "$cmd" != diff || continue
+
+ test_expect_success "$cmd --stat-width=width --graph with big change" '
+ git $cmd $args --stat-width=40 --graph >output
+ grep " | " output >actual &&
+ test_cmp expect-graph actual
+ '
+
+ test_expect_success "$cmd --stat-graph-width --graph with big change" '
+ git $cmd $args --stat-graph-width=26 --graph >output
+ grep " | " output >actual &&
+ test_cmp expect-graph actual
+ '
done <<\EOF
format-patch -1 --stdout
diff HEAD^ HEAD --stat
@@ -164,6 +225,9 @@ test_expect_success 'preparation for long filename tests' '
cat >expect <<'EOF'
...aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | 1000 ++++++++++++
EOF
+cat >expect-graph <<'EOF'
+| ...aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | 1000 ++++++++++++
+EOF
while read cmd args
do
test_expect_success "$cmd --stat=width with big change is more balanced" '
@@ -171,6 +235,14 @@ do
grep " | " output >actual &&
test_cmp expect actual
'
+
+ test "$cmd" != diff || continue
+
+ test_expect_success "$cmd --stat=width --graph with big change is balanced" '
+ git $cmd $args --stat-width=60 --graph >output &&
+ grep " | " output >actual &&
+ test_cmp expect-graph actual
+ '
done <<\EOF
format-patch -1 --stdout
diff HEAD^ HEAD --stat
@@ -181,9 +253,15 @@ EOF
cat >expect80 <<'EOF'
...aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | 1000 ++++++++++++++++++++
EOF
+cat >expect80-graph <<'EOF'
+| ...aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | 1000 ++++++++++++++++++++
+EOF
cat >expect200 <<'EOF'
aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | 1000 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
EOF
+cat >expect200-graph <<'EOF'
+| aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | 1000 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
+EOF
while read verb expect cmd args
do
test_expect_success "$cmd $verb COLUMNS (long filename)" '
@@ -191,6 +269,14 @@ do
grep " | " output >actual &&
test_cmp "$expect" actual
'
+
+ test "$cmd" != diff || continue
+
+ test_expect_success "$cmd --graph $verb COLUMNS (long filename)" '
+ COLUMNS=200 git $cmd $args --graph >output
+ grep " | " output >actual &&
+ test_cmp "$expect-graph" actual
+ '
done <<\EOF
ignores expect80 format-patch -1 --stdout
respects expect200 diff HEAD^ HEAD --stat
@@ -198,6 +284,36 @@ respects expect200 show --stat
respects expect200 log -1 --stat
EOF
+cat >expect1 <<'EOF'
+ ...aaaaaaa | 1000 ++++++
+EOF
+cat >expect1-graph <<'EOF'
+| ...aaaaaaa | 1000 ++++++
+EOF
+while read verb expect cmd args
+do
+ test_expect_success COLUMNS_CAN_BE_1 \
+ "$cmd $verb prefix greater than COLUMNS (big change)" '
+ COLUMNS=1 git $cmd $args >output
+ grep " | " output >actual &&
+ test_cmp "$expect" actual
+ '
+
+ test "$cmd" != diff || continue
+
+ test_expect_success COLUMNS_CAN_BE_1 \
+ "$cmd --graph $verb prefix greater than COLUMNS (big change)" '
+ COLUMNS=1 git $cmd $args --graph >output
+ grep " | " output >actual &&
+ test_cmp "$expect-graph" actual
+ '
+done <<\EOF
+ignores expect80 format-patch -1 --stdout
+respects expect1 diff HEAD^ HEAD --stat
+respects expect1 show --stat
+respects expect1 log -1 --stat
+EOF
+
cat >expect <<'EOF'
abcd | 1000 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
EOF
diff --git a/t/test-lib.sh b/t/test-lib.sh
index b7d7100c4e..9e2b71132a 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -615,6 +615,7 @@ case $(uname -s) in
;;
esac
+( COLUMNS=1 && test $COLUMNS = 1 ) && test_set_prereq COLUMNS_CAN_BE_1
test -z "$NO_PERL" && test_set_prereq PERL
test -z "$NO_PYTHON" && test_set_prereq PYTHON
test -n "$USE_LIBPCRE" && test_set_prereq LIBPCRE