migration

javascript/jstest/prefix/PrefixTest.java

@@ -0,0 +1,51 @@
+package jstest.prefix;
+
+import base.Selector;
+import common.expression.Operation;
+
+import static common.expression.Operations.*;
+
+
+/**
+ * Tests for Prefix* variants
+ * <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 PrefixTest {
+    private static final Operation PARENTHESES = parentheses("(", ")", "{", "}", "[", "]", "<", ">", "«", "»");
+
+    public static final Selector SELECTOR = ParserTester.selector(
+            PrefixTest.class,
+            "prefix", "parsePrefix", ParserTester.PREFIX,
+            "Empty input", "",
+            "Unknown variable", "a",
+            "Invalid number", "-a",
+            "Missing )", "(* z (+ x y)",
+            "Unknown operation", "(@@  x y)",
+            "Excessive info", "(+ x y) x",
+            "Empty op", "()",
+            "Invalid unary (0 args)", "(negate)",
+            "Invalid unary (2 args)", "(negate x y)",
+            "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)", "(x 1)",
+            "Variable op (2 args)", "(x 1 2)",
+            "Const op (0 args)", "(0)",
+            "Const op (1 args)", "(0 1)",
+            "Const op (2 args)", "(0 1 2)")
+            .variant("Base", ARITH)
+            .variant("3233", PARENTHESES, any(2, ATAN_12))
+            .variant("3435", PARENTHESES, any(3, MEAN_EXP))
+            .selector();
+
+    private PrefixTest() {
+    }
+
+    public static void main(final String... args) {
+        SELECTOR.main(args);
+    }
+}