From a11ce3c81b66e87d535b99728fa5ee22afa42b11 Mon Sep 17 00:00:00 2001
From: Matthias Clasen <mclasen@redhat.com>
Date: Thu, 16 Dec 2021 14:34:26 -0500
Subject: Add a test for 0x6dd

This tests the fix in the previous commit.
---
 tests/fonts/README                 |   2 +
 tests/fonts/amiri-06dd.ttf         | Bin 0 -> 1872 bytes
 tests/layouts/arabic-format.layout |  89 +++++++++++++++++++++++++++++++++++++
 tests/meson.build                  |   1 +
 4 files changed, 92 insertions(+)
 create mode 100644 tests/fonts/amiri-06dd.ttf
 create mode 100644 tests/layouts/arabic-format.layout

diff --git a/tests/fonts/README b/tests/fonts/README
index fb33f8f2..9cc88ca7 100644
--- a/tests/fonts/README
+++ b/tests/fonts/README
@@ -3,5 +3,7 @@ test-layout tests.
 
 Cantarell-VF.otf: Cantarell
 DejaVSans.ttf: DejaVu Sans
+DejaVSansMono.ttf: DejaVu Sans Mono
 emoji-subset.ttf: subset of Noto Color Emoji
 droid-sans-subset.ttf: subset of Droid Sans Japanese
+amiri-06dd.ttf: subset of Amiri containing U+06dd
diff --git a/tests/fonts/amiri-06dd.ttf b/tests/fonts/amiri-06dd.ttf
new file mode 100644
index 00000000..e60637d1
Binary files /dev/null and b/tests/fonts/amiri-06dd.ttf differ
diff --git a/tests/layouts/arabic-format.layout b/tests/layouts/arabic-format.layout
new file mode 100644
index 00000000..630a0f03
--- /dev/null
+++ b/tests/layouts/arabic-format.layout
@@ -0,0 +1,89 @@
+{
+  "context" : {
+    "font" : "serif 12",
+    "base-gravity" : "south",
+    "gravity-hint" : "natural",
+    "base-dir" : "weak-ltr",
+    "round-glyph-positions" : true,
+    "transform" : [
+      1,
+      0,
+      0,
+      1,
+      0,
+      0
+    ]
+  },
+  "comment" : "Test that font fallback works\nfor visible format characters\nin the Arabic block.",
+  "text" : "۝",
+  "font" : "Sans 32",
+  "output" : {
+    "is-wrapped" : false,
+    "is-ellipsized" : false,
+    "unknown-glyphs" : 0,
+    "width" : 56320,
+    "height" : 56320,
+    "log-attrs" : [
+      {
+        "char-break" : true,
+        "cursor-position" : true,
+        "sentence-boundary" : true,
+        "backspace-deletes-character" : true,
+        "word-boundary" : true
+      },
+      {
+        "line-break" : true,
+        "mandatory-break" : true,
+        "char-break" : true,
+        "white" : true,
+        "cursor-position" : true,
+        "sentence-boundary" : true,
+        "backspace-deletes-character" : true,
+        "word-boundary" : true
+      }
+    ],
+    "lines" : [
+      {
+        "start-index" : 0,
+        "length" : 2,
+        "paragraph-start" : true,
+        "direction" : "ltr",
+        "runs" : [
+          {
+            "offset" : 0,
+            "length" : 2,
+            "text" : "۝",
+            "bidi-level" : 2,
+            "gravity" : "south",
+            "language" : "en-us",
+            "script" : "common",
+            "font" : {
+              "description" : "Amiri 32",
+              "checksum" : "d5e6374130d6df09e66f80f0bbcb7262112584ebadb861f0a412a21cc742a5dd",
+              "matrix" : [
+                1,
+                -0,
+                -0,
+                1,
+                0,
+                0
+              ]
+            },
+            "flags" : 0,
+            "y-offset" : 0,
+            "start-x-offset" : 0,
+            "end-x-offset" : 0,
+            "glyphs" : [
+              {
+                "glyph" : 1,
+                "width" : 56320,
+                "is-cluster-start" : true,
+                "log-cluster" : 0
+              }
+            ]
+          }
+        ]
+      }
+    ]
+  }
+}
diff --git a/tests/meson.build b/tests/meson.build
index 54592668..79510fb6 100644
--- a/tests/meson.build
+++ b/tests/meson.build
@@ -121,6 +121,7 @@ installed_test_layouts_data = [
   'layouts/valid-22.layout',
   'layouts/tab-crash.layout',
   'layouts/tab-assert.layout',
+  'layouts/arabic-format.layout',
 ]
 
 test_markups_data = [
-- 
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