From 77c8408675c6e8aaded386932aad66004004060a Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Fri, 31 Jul 2020 14:28:34 -0400
Subject: tests: Add tests for pango_parse_color_with_alpha

---
 tests/testcolor.c | 114 +++++++++++++++++++++++++++++++++++-------------------
 1 file changed, 74 insertions(+), 40 deletions(-)

diff --git a/tests/testcolor.c b/tests/testcolor.c
index 36f2dbf3..62bbe4bf 100644
--- a/tests/testcolor.c
+++ b/tests/testcolor.c
@@ -25,57 +25,92 @@
 typedef struct _ColorSpec {
   const gchar *spec;
   gboolean valid;
+  int color_or_alpha;
   guint16 red;
   guint16 green;
   guint16 blue;
+  guint16 alpha;
 } ColorSpec;
 
-static gboolean test_one_color (ColorSpec *spec)
+#define COLOR 1
+#define ALPHA 2
+#define BOTH  3
+
+static void
+test_one_color (ColorSpec *spec)
 {
   PangoColor color;
   gboolean accepted;
+  guint16 alpha;
 
-  accepted = pango_color_parse (&color, spec->spec);
+  if (spec->color_or_alpha & COLOR)
+    {
+      accepted = pango_color_parse (&color, spec->spec);
 
-  if (accepted == spec->valid &&
-      (!accepted ||
-      (color.red == spec->red &&
-       color.green == spec->green &&
-       color.blue == spec->blue)))
-    return TRUE;
-  else
-    return FALSE;
-}
+      if (!spec->valid)
+        {
+          g_assert_false (accepted);
+        }
+      else
+        {
+          g_assert_true (accepted);
+          g_assert_cmpuint (color.red, ==, spec->red);
+          g_assert_cmpuint (color.green, ==, spec->green);
+          g_assert_cmpuint (color.blue, ==, spec->blue);
+        }
+    }
 
+  if (spec->color_or_alpha & ALPHA)
+    {
+      accepted = pango_color_parse_with_alpha (&color, &alpha, spec->spec);
+
+      if (!spec->valid)
+        {
+          g_assert_false (accepted);
+        }
+      else
+        {
+          g_assert_true (accepted);
+          g_assert_cmpuint (color.red, ==, spec->red);
+          g_assert_cmpuint (color.green, ==, spec->green);
+          g_assert_cmpuint (color.blue, ==, spec->blue);
+          g_assert_cmpuint (alpha, ==, spec->alpha);
+        }
+    }
+}
 
 ColorSpec specs [] = {
-  { "#abc",          1, 0xaaaa, 0xbbbb, 0xcccc },
-  { "#aabbcc",       1, 0xaaaa, 0xbbbb, 0xcccc },
-  { "#aaabbbccc",    1, 0xaaaa, 0xbbbb, 0xcccc },
-  { "#100100100",    1, 0x1001, 0x1001, 0x1001 },
-  { "#aaaabbbbcccc", 1, 0xaaaa, 0xbbbb, 0xcccc },
-  { "#fff",          1, 0xffff, 0xffff, 0xffff },
-  { "#ffffff",       1, 0xffff, 0xffff, 0xffff },
-  { "#fffffffff",    1, 0xffff, 0xffff, 0xffff },
-  { "#ffffffffffff", 1, 0xffff, 0xffff, 0xffff },
-  { "#000",          1, 0x0000, 0x0000, 0x0000 },
-  { "#000000",       1, 0x0000, 0x0000, 0x0000 },
-  { "#000000000",    1, 0x0000, 0x0000, 0x0000 },
-  { "#000000000000", 1, 0x0000, 0x0000, 0x0000 },
-  { "#AAAABBBBCCCC", 1, 0xaaaa, 0xbbbb, 0xcccc },
-  { "#aa bb cc ",    0, 0, 0, 0 },
-  { "#aa bb ccc",    0, 0, 0, 0 },
-  { "#ab",           0, 0, 0, 0 },
-  { "#aabb",         0, 0, 0, 0 },
-  { "#aaabb",        0, 0, 0, 0 },
-  { "aaabb",         0, 0, 0, 0 },
-  { "",              0, 0, 0, 0 },
-  { "#",             0, 0, 0, 0 },
-  { "##fff",         0, 0, 0, 0 },
-  { "#0000ff+",      0, 0, 0, 0 },
-  { "#0000f+",       0, 0, 0, 0 },
-  { "#0x00x10x2",    0, 0, 0, 0 },
-  { NULL,            0, 0, 0, 0 }
+  { "#abc",          1, BOTH, 0xaaaa, 0xbbbb, 0xcccc, 0xffff },
+  { "#aabbcc",       1, BOTH, 0xaaaa, 0xbbbb, 0xcccc, 0xffff },
+  { "#aaabbbccc",    1, BOTH, 0xaaaa, 0xbbbb, 0xcccc, 0xffff },
+  { "#100100100",    1, BOTH, 0x1001, 0x1001, 0x1001, 0xffff },
+  { "#aaaabbbbcccc", 1, COLOR, 0xaaaa, 0xbbbb, 0xcccc, 0xffff },
+  { "#fff",          1, BOTH, 0xffff, 0xffff, 0xffff, 0xffff },
+  { "#ffffff",       1, BOTH, 0xffff, 0xffff, 0xffff, 0xffff },
+  { "#fffffffff",    1, BOTH, 0xffff, 0xffff, 0xffff, 0xffff },
+  { "#ffffffffffff", 1, COLOR, 0xffff, 0xffff, 0xffff, 0xffff },
+  { "#000",          1, BOTH, 0x0000, 0x0000, 0x0000, 0xffff },
+  { "#000000",       1, BOTH, 0x0000, 0x0000, 0x0000, 0xffff },
+  { "#000000000",    1, BOTH, 0x0000, 0x0000, 0x0000, 0xffff },
+  { "#000000000000", 1, COLOR, 0x0000, 0x0000, 0x0000, 0xffff },
+  { "#AAAABBBBCCCC", 1, COLOR, 0xaaaa, 0xbbbb, 0xcccc, 0xffff },
+  { "#aa bb cc ",    0, BOTH, 0, 0, 0, 0 },
+  { "#aa bb ccc",    0, BOTH, 0, 0, 0, 0 },
+  { "#ab",           0, BOTH, 0, 0, 0, 0 },
+  { "#aabb",         0, COLOR, 0, 0, 0, 0 },
+  { "#aaabb",        0, BOTH, 0, 0, 0, 0 },
+  { "aaabb",         0, BOTH, 0, 0, 0, 0 },
+  { "",              0, BOTH, 0, 0, 0, 0 },
+  { "#",             0, BOTH, 0, 0, 0, 0 },
+  { "##fff",         0, BOTH, 0, 0, 0, 0 },
+  { "#0000ff+",      0, BOTH, 0, 0, 0, 0 },
+  { "#0000f+",       0, BOTH, 0, 0, 0, 0 },
+  { "#0x00x10x2",    0, BOTH, 0, 0, 0, 0 },
+  { "#abcd",         1, ALPHA, 0xaaaa, 0xbbbb, 0xcccc, 0xdddd },
+  { "#aabbccdd",     1, ALPHA, 0xaaaa, 0xbbbb, 0xcccc, 0xdddd },
+  { "#aaaabbbbccccdddd",
+                     1, ALPHA, 0xaaaa, 0xbbbb, 0xcccc, 0xdddd },
+  { NULL,            0, BOTH, 0, 0, 0, 0 }
 };
 
 static void
@@ -84,8 +119,7 @@ test_color (void)
   ColorSpec *spec;
 
   for (spec = specs; spec->spec; spec++)
-    g_assert (test_one_color (spec));
-
+    test_one_color (spec);
 }
 
 int
-- 
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