From: Edward Hervey <edward@collabora.com>
Date: Tue, 10 Dec 2013 22:53:24 +0000 (-0500)
Subject: gstvalue: Fix comparision of double range
X-Git-Tag: 1.3.1~283
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3ea6b04c10b10fde9d62190068f274b940edef07;p=platform%2Fupstream%2Fgstreamer.git

gstvalue: Fix comparision of double range

Checking twice the lower bound is great (you never know, it might change
between the two calls by someone using emacs butterfly-mode), but it's a bit
more useful to check the higher bound are also identical.

Detected by Coverity
---

diff --git a/gst/gstvalue.c b/gst/gstvalue.c
index 3138a19..528932d 100644
--- a/gst/gstvalue.c
+++ b/gst/gstvalue.c
@@ -1522,7 +1522,7 @@ static gint
 gst_value_compare_double_range (const GValue * value1, const GValue * value2)
 {
   if (value2->data[0].v_double == value1->data[0].v_double &&
-      value2->data[0].v_double == value1->data[0].v_double)
+      value2->data[1].v_double == value1->data[1].v_double)
     return GST_VALUE_EQUAL;
   return GST_VALUE_UNORDERED;
 }
diff --git a/tests/check/gst/gstvalue.c b/tests/check/gst/gstvalue.c
index fcb7220..5f1b347 100644
--- a/tests/check/gst/gstvalue.c
+++ b/tests/check/gst/gstvalue.c
@@ -1475,6 +1475,26 @@ GST_START_TEST (test_value_subtract_double)
   /*  double_range <-> double_range
    */
 
+  /* Check equality */
+  g_value_init (&src1, GST_TYPE_DOUBLE_RANGE);
+  gst_value_set_double_range (&src1, 10.0, 20.0);
+  g_value_init (&src2, GST_TYPE_DOUBLE_RANGE);
+  gst_value_set_double_range (&src2, 10.0, 15.0);
+  /* They are not equal (higher bound is different */
+  fail_if (gst_value_compare (&src1, &src2) == GST_VALUE_EQUAL);
+  g_value_unset (&src1);
+  /* They are not equal (lower bound is different */
+  g_value_init (&src1, GST_TYPE_DOUBLE_RANGE);
+  gst_value_set_double_range (&src1, 5.0, 15.0);
+  fail_if (gst_value_compare (&src1, &src2) == GST_VALUE_EQUAL);
+  g_value_unset (&src1);
+  /* And finally check equality */
+  g_value_init (&src1, GST_TYPE_DOUBLE_RANGE);
+  gst_value_set_double_range (&src1, 10.0, 15.0);
+  fail_unless (gst_value_compare (&src1, &src2) == GST_VALUE_EQUAL);
+  g_value_unset (&src1);
+  g_value_unset (&src2);
+
   /* same range, empty set */
   g_value_init (&src1, GST_TYPE_DOUBLE_RANGE);
   gst_value_set_double_range (&src1, 10.0, 20.0);