micropython: add micropython component

components/language/micropython/tests/unix/ffi_float2.py

@@ -0,0 +1,32 @@
+# test ffi float support
+try:
+    import ffi
+except ImportError:
+    print("SKIP")
+    raise SystemExit
+
+
+def ffi_open(names):
+    err = None
+    for n in names:
+        try:
+            mod = ffi.open(n)
+            return mod
+        except OSError as e:
+            err = e
+    raise err
+
+
+libm = ffi_open(("libm.so", "libm.so.6", "libc.so.0", "libc.so.6", "libc.dylib"))
+
+# Some libc's implement tgammaf as header macro with tgamma(), so don't assume
+# it'll be in library.
+try:
+    tgammaf = libm.func("f", "tgammaf", "f")
+except OSError:
+    print("SKIP")
+    raise SystemExit
+
+for fun in (tgammaf,):
+    for val in (0.5, 1, 1.0, 1.5, 4, 4.0):
+        print("%.6f" % fun(val))