migration

javascript/jstest/prefix/PostfixTest.java

@@ -0,0 +1,54 @@
+package jstest.prefix;
+
+import base.Selector;
+import common.expression.Dialect;
+import common.expression.Operation;
+
+import static common.expression.Operations.*;
+
+/**
+ * Tests for Postfix* variants of
+ * <a href="https://www.kgeorgiy.info/courses/paradigms/homeworks.html#js-expression-parsing">JavaScript Expression Parsing</a>
+ * homework of <a href="https://www.kgeorgiy.info/courses/paradigms">Programming Paradigms</a> course.
+ *
+ * @author Georgiy Korneev (kgeorgiy@kgeorgiy.info)
+ */
+public final class PostfixTest {
+    private static final Operation PARENTHESES = parentheses("(", ")", "{", "}", "[", "]", "<", ">");
+
+    public static final Selector SELECTOR = ParserTester.selector(
+                    PostfixTest.class,
+                    "postfix", "parsePostfix", new Dialect("%s", "%s", "({args} {op})", " "),
+                    "Empty input", "",
+                    "Unknown variable", "a",
+                    "Invalid number", "-a",
+                    "Missing )", "(z (x y +) *",
+                    "Missing (", "z (x y +) *)",
+                    "Unknown operation", "( x y @@)",
+                    "Excessive info", "(x y +) x",
+                    "Empty op", "()",
+                    "Invalid unary (0 args)", "(negate)",
+                    "Invalid unary (2 args)", "(x y negate)",
+                    "Invalid binary (0 args)", "(+)",
+                    "Invalid binary (1 args)", "(x +)",
+                    "Invalid binary (3 args)", "(x y z +)",
+                    "Variable op (0 args)", "(x)",
+                    "Variable op (1 args)", "(1 x)",
+                    "Variable op (2 args)", "(1 2 x)",
+                    "Const op (0 args)", "(0)",
+                    "Const op (1 args)", "(0 1)",
+                    "Const op (2 args)", "(0 1 2)"
+            )
+            .variant("Base", ARITH)
+            .variant("3637", PARENTHESES, any(3, SUM_EXP, LSE))
+            .variant("3839", PARENTHESES, any(3, SUM_EXP, LME))
+            .selector();
+
+    private PostfixTest() {
+    }
+
+    public static void main(final String... args) {
+        ParserTest.main(args);
+        SELECTOR.main(args);
+    }
+}