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Add variable expressions

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This commit is contained in:
John J. Camilleri
2021-09-13 22:29:23 +02:00
parent cf7673525f
commit e78e9102be
5 changed files with 141 additions and 11 deletions
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19
src/runtime/python/test_suite.py
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@@ -227,6 +227,19 @@ def test_readExpr_lstr_str():
# ,TestCase (assertEqual "show expression 6" "z" (showExpr ["z","y","x"] (EVar 0)))
# ,TestCase (assertEqual "show expression 7" "y" (showExpr ["z","y","x"] (EVar 1)))
# def test_readExpr_evar_equality_1():
# assert pgf.readExpr("#0") == pgf.ExprVar()
# assert pgf.readExpr("#0") == pgf.ExprVar(0)
# def test_readExpr_evar_equality_2():
# assert pgf.readExpr("#42") == pgf.ExprVar(42)
def test_readExpr_evar_str_1():
assert str(pgf.ExprVar(0)) == "#0"
def test_readExpr_evar_str_2():
assert str(pgf.ExprVar(42)) == "#42"
# expressions: lambda abstractions
# ,TestCase (assertEqual "show expression 8" "\\w->w" (showExpr ["z","y","x"] (EAbs Explicit "w" (EVar 0))))
@@ -247,6 +260,12 @@ def test_readExpr_emeta_1():
def test_readExpr_emeta_2():
assert pgf.readExpr("?42") == pgf.ExprMeta(42)
def test_readExpr_emeta_str_1():
assert str(pgf.readExpr("?")) == "?"
def test_readExpr_emeta_str_2():
assert str(pgf.readExpr("?42")) == "?42"
# expressions: typed expressions
# ,TestCase (assertEqual "show expression 18" "<z : N>" (showExpr [] (ETyped (EFun "z") (DTyp [] "N" []))))