Cython: test

test cases/cython/4 limited api/limited.pyx

@@ -0,0 +1,43 @@
+# This is taken from Cython's limited API tests and 
+# as a result is under Apache 2.0
+
+import cython
+
+@cython.binding(False)
+def fib(int n):
+    cdef int a, b
+    a, b = 0, 1
+    while b < n:
+        a, b = b, a + b
+    return b
+
+def lsum(values):
+    cdef long result = 0
+    for value in values:
+        result += value
+    if type(values) is list:
+        for value in reversed(<list>values):
+            result += value
+    elif type(values) is tuple:
+        for value in reversed(<tuple>values):
+            result += value
+    return result
+
+@cython.binding(False)
+def raises():
+    raise RuntimeError()
+
+def decode(bytes b, bytearray ba):
+    return b.decode("utf-8") + ba.decode("utf-8")
+
+def cast_float(object o):
+    return float(o)
+
+class C:
+    pass
+
+cdef class D:
+    pass
+
+cdef class E(D):
+    pass

test cases/cython/4 limited api/meson.build

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+project('cython limited api', ['cython', 'c'])
+
+cythonc = meson.get_compiler('cython')
+if cythonc.version() < '3.0'
+  error('MESON_SKIP_TEST: Cython compiler version does not support limited API')
+endif
+
+py3 = import('python').find_installation()
+
+ext_mod = py3.extension_module('limited',
+  'limited.pyx',
+  limited_api: '3.10'
+)
+
+test('limited_api runner',
+  py3,
+  args : files('run.py'),
+  env : ['PYTHONPATH=' + meson.current_build_dir()]
+)

test cases/cython/4 limited api/run.py

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+# This is taken from Cython's limited API tests and 
+# as a result is under Apache 2.0
+
+import limited
+
+limited.fib(11)
+
+assert limited.lsum(list(range(10))) == 90
+assert limited.lsum(tuple(range(10))) == 90
+assert limited.lsum(iter(range(10))) == 45
+
+try:
+    limited.raises()
+except RuntimeError:
+    pass
+
+limited.C()
+limited.D()
+limited.E()
+
+assert limited.decode(b'a', bytearray(b'b')) == "ab"
+
+assert limited.cast_float(1) == 1.0
+assert limited.cast_float("2.0") == 2.0
+assert limited.cast_float(bytearray(b"3")) == 3.0

test cases/cython/4 limited api/test.json

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+{
+  "matrix": {
+    "options": {
+      "cython_language": [
+         { "val": "c" },
+         { "val": "cpp" }
+      ]
+    }
+  }
+}