[subset] Add subsetting integration test using Amiri.
Demonstrates a failure in subsetting GPOS 8/GSUB 6.
diff --git a/test/subset/data/Makefile.sources b/test/subset/data/Makefile.sources
index bdc9835..58ba108 100644
--- a/test/subset/data/Makefile.sources
+++ b/test/subset/data/Makefile.sources
@@ -18,6 +18,7 @@
tests/layout.gpos4.tests \
tests/layout.gpos6.tests \
tests/layout.gpos8.tests \
+ tests/layout.gpos8.amiri.tests \
tests/layout.gsub3.tests \
tests/layout.gsub6.tests \
tests/layout.tests \
diff --git a/test/subset/data/expected/layout.gpos8.amiri/Amiri-Regular.keep-layout-retain-gids.627,644.ttf b/test/subset/data/expected/layout.gpos8.amiri/Amiri-Regular.keep-layout-retain-gids.627,644.ttf
new file mode 100644
index 0000000..45f1177
--- /dev/null
+++ b/test/subset/data/expected/layout.gpos8.amiri/Amiri-Regular.keep-layout-retain-gids.627,644.ttf
Binary files differ
diff --git a/test/subset/data/expected/layout.gpos8.amiri/Amiri-Regular.keep-layout.627,644.ttf b/test/subset/data/expected/layout.gpos8.amiri/Amiri-Regular.keep-layout.627,644.ttf
new file mode 100644
index 0000000..c153715
--- /dev/null
+++ b/test/subset/data/expected/layout.gpos8.amiri/Amiri-Regular.keep-layout.627,644.ttf
Binary files differ
diff --git a/test/subset/data/fonts/Amiri-Regular.ttf b/test/subset/data/fonts/Amiri-Regular.ttf
new file mode 100644
index 0000000..508a1bf
--- /dev/null
+++ b/test/subset/data/fonts/Amiri-Regular.ttf
Binary files differ
diff --git a/test/subset/data/tests/layout.gpos8.amiri.tests b/test/subset/data/tests/layout.gpos8.amiri.tests
new file mode 100644
index 0000000..075e9d6
--- /dev/null
+++ b/test/subset/data/tests/layout.gpos8.amiri.tests
@@ -0,0 +1,9 @@
+FONTS:
+Amiri-Regular.ttf
+
+PROFILES:
+keep-layout.txt
+keep-layout-retain-gids.txt
+
+SUBSETS:
+ال
