6 files changed, 127 insertions, 0 deletions
diff --git a/tests/basics/fun-calldblstar.py b/tests/basics/fun-calldblstar.py
new file mode 100644
index 000000000..aae9828cf
--- /dev/null
+++ b/tests/basics/fun-calldblstar.py
@@ -0,0 +1,17 @@
+# test calling a function with keywords given by **dict
+
+def f(a, b):
+    print(a, b)
+
+f(1, **{'b':2})
+f(1, **{'b':val for val in range(1)})
+
+# test calling a method with keywords given by **dict
+
+class A:
+    def f(self, a, b):
+        print(a, b)
+
+a = A()
+a.f(1, **{'b':2})
+a.f(1, **{'b':val for val in range(1)})
diff --git a/tests/basics/fun-callstar.py b/tests/basics/fun-callstar.py
new file mode 100644
index 000000000..255563b26
--- /dev/null
+++ b/tests/basics/fun-callstar.py
@@ -0,0 +1,33 @@
+# function calls with *pos
+
+def foo(a, b, c):
+    print(a, b, c)
+
+foo(*(1, 2, 3))
+foo(1, *(2, 3))
+foo(1, 2, *(3,))
+foo(1, 2, 3, *())
+
+# Another sequence type
+foo(1, 2, *[100])
+
+# Iterator
+foo(*range(3))
+
+# method calls with *pos
+
+class A:
+    def foo(self, a, b, c):
+        print(a, b, c)
+
+a = A()
+a.foo(*(1, 2, 3))
+a.foo(1, *(2, 3))
+a.foo(1, 2, *(3,))
+a.foo(1, 2, 3, *())
+
+# Another sequence type
+a.foo(1, 2, *[100])
+
+# Iterator
+a.foo(*range(3))
diff --git a/tests/basics/fun-callstardblstar.py b/tests/basics/fun-callstardblstar.py
new file mode 100644
index 000000000..f2fd29107
--- /dev/null
+++ b/tests/basics/fun-callstardblstar.py
@@ -0,0 +1,17 @@
+# test calling a function with *tuple and **dict
+
+def f(a, b, c, d):
+    print(a, b, c, d)
+
+f(*(1, 2), **{'c':3, 'd':4})
+f(*(1, 2), **{['c', 'd'][i]:(3 + i) for i in range(2)})
+
+# test calling a method with *tuple and **dict
+
+class A:
+    def f(self, a, b, c, d):
+        print(a, b, c, d)
+
+a = A()
+a.f(*(1, 2), **{'c':3, 'd':4})
+a.f(*(1, 2), **{['c', 'd'][i]:(3 + i) for i in range(2)})
diff --git a/tests/basics/gen-yield-from-ducktype.py b/tests/basics/gen-yield-from-ducktype.py
new file mode 100644
index 000000000..aa0109c91
--- /dev/null
+++ b/tests/basics/gen-yield-from-ducktype.py
@@ -0,0 +1,44 @@
+class MyGen:
+
+    def __init__(self):
+        self.v = 0
+
+    def __iter__(self):
+        return self
+
+    def __next__(self):
+        self.v += 1
+        if self.v > 5:
+            raise StopIteration
+        return self.v
+
+def gen():
+    yield from MyGen()
+
+def gen2():
+    yield from gen()
+
+print(list(gen()))
+print(list(gen2()))
+
+
+class Incrementer:
+
+    def __iter__(self):
+        return self
+
+    def __next__(self):
+        return self.send(None)
+
+    def send(self, val):
+        if val is None:
+            return "Incrementer initialized"
+        return val + 1
+
+def gen3():
+    yield from Incrementer()
+
+g = gen3()
+print(next(g))
+print(g.send(5))
+print(g.send(100))
diff --git a/tests/basics/gen-yield-from-iter.py b/tests/basics/gen-yield-from-iter.py
new file mode 100644
index 000000000..2d06328fb
--- /dev/null
+++ b/tests/basics/gen-yield-from-iter.py
@@ -0,0 +1,8 @@
+def gen():
+    yield from (1, 2, 3)
+
+def gen2():
+    yield from gen()
+
+print(list(gen()))
+print(list(gen2()))
diff --git a/tests/basics/iter-of-iter.py b/tests/basics/iter-of-iter.py
new file mode 100644
index 000000000..93368612b
--- /dev/null
+++ b/tests/basics/iter-of-iter.py
@@ -0,0 +1,8 @@
+i = iter(iter((1, 2, 3)))
+print(list(i))
+i = iter(iter([1, 2, 3]))
+print(list(i))
+i = iter(iter({1:2, 3:4, 5:6}))
+print(list(i))
+i = iter(iter({1, 2, 3}))
+print(list(i))