Merge pull request #1177 from ErwinJanssen/fix/windows-rtest

Prevent values like -0 in xdot output
ellson · Dec 5, 2016 · b0545a0 · b0545a0
2 parents 03c2f00 + 78f9475
commit b0545a0
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Showing 3 changed files with 7 additions and 2 deletions.
diff --git a/plugin/core/gvrender_core_dot.c b/plugin/core/gvrender_core_dot.c
@@ -140,6 +140,11 @@ static void xdot_trim_zeros (char* buf, int addSpace)
  */
 static void xdot_fmt_num (char* buf, double v)
 {
+    // Prevents values like -0
+    if (v > -0.00000001 && v < 0.00000001)
+    {
+        v = 0;
+    }
     sprintf(buf, "%.02f", v);
     xdot_trim_zeros (buf, 1);
 }

diff --git a/tests/regression_tests/shapes/reference/invhouse.xdot b/tests/regression_tests/shapes/reference/invhouse.xdot
@@ -4,7 +4,7 @@ graph G {
 		xdotversion=1.7
 	];
 	node [label="\N"];
-	a	 [_draw_="c 7 -#000000 p 5 0 12.44 27 -0 54 12.44 53.97 32.56 0.03 32.56 ",
+	a	 [_draw_="c 7 -#000000 p 5 0 12.44 27 0 54 12.44 53.97 32.56 0.03 32.56 ",
 		height=0.5,
 		label="",
 		pos="27,18",

diff --git a/tests/regression_tests/shapes/reference/invtrapezium.xdot b/tests/regression_tests/shapes/reference/invtrapezium.xdot
@@ -4,7 +4,7 @@ graph G {
 		xdotversion=1.7
 	];
 	node [label="\N"];
-	a	 [_draw_="c 7 -#000000 p 4 11.23 0 42.77 0 54 36 -0 36 ",
+	a	 [_draw_="c 7 -#000000 p 4 11.23 0 42.77 0 54 36 0 36 ",
 		height=0.5,
 		label="",
 		pos="27,18",