Thread (10 messages) 10 messages, 3 authors, 2016-06-15

[PATCH 2/6] t/perf/aggregate: factor our percent calculations

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STALE3767d

From: Jeff King <hidden>
Date: 2016-06-15 23:00:32
Subsystem: the rest · Maintainer: Linus Torvalds

This will let us reuse the code when we add new values to
aggregate besides times.

Signed-off-by: Jeff King <redacted>
---
 t/perf/aggregate.perl | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)
diff --git a/t/perf/aggregate.perl b/t/perf/aggregate.perl
index 15f7fc1..690cd8c 100755
--- a/t/perf/aggregate.perl
+++ b/t/perf/aggregate.perl
@@ -16,21 +16,24 @@ sub get_times {
 	return ($rt, $4, $5);
 }
 
+sub relative_change {
+	my ($r, $firstr) = @_;
+	if ($firstr > 0) {
+		return sprintf "%+.1f%%", 100.0*($r-$firstr)/$firstr;
+	} elsif ($r == 0) {
+		return "=";
+	} else {
+		return "+inf";
+	}
+}
+
 sub format_times {
 	my ($r, $u, $s, $firstr) = @_;
 	if (!defined $r) {
 		return "<missing>";
 	}
 	my $out = sprintf "%.2f(%.2f+%.2f)", $r, $u, $s;
-	if (defined $firstr) {
-		if ($firstr > 0) {
-			$out .= sprintf " %+.1f%%", 100.0*($r-$firstr)/$firstr;
-		} elsif ($r == 0) {
-			$out .= " =";
-		} else {
-			$out .= " +inf";
-		}
-	}
+	$out .= ' ' . relative_change($r, $firstr) if defined $firstr;
 	return $out;
 }
 
-- 
1.9.1.601.g7ec968e
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