com.singularsys.jeptests.system

Class JepTest

java.lang.Object

com.singularsys.jeptests.system.JepTest

Direct Known Subclasses:

CPTest, ExtendedParserTest, FieldTest, NullWrapTest, PostfixEvalTest, RpTest, StandardEvaluatorTest, XJepDualTest, XJepTest

public class JepTest
extends java.lang.Object

Tests various functions on the Jep class. The current implementation tests using the default setup with the JavaCC parser.

Field Summary

Fields

Modifier and Type	Field and Description
protected Jep	jep The parser
protected java.lang.Object	myFalse
protected java.lang.Object	myTrue
static boolean	PRINT_RESULTS

Constructor Summary

Constructors

Constructor and Description
JepTest()

Method Summary

Modifier and Type	Method and Description
protected void	assertEqNodes(java.lang.String s, Node expected, Node actual)
protected java.lang.Object	buildMatrix(java.lang.Object[]... eles)
protected java.lang.Object	buildVector(java.lang.Object... eles)
protected java.lang.Object	calcValue(Node node) Calculate the value of an expression.
protected java.lang.Object	calcValue(java.lang.String expr) Calculate the value of an expression.
void	checkVector(java.lang.Object[] expected, java.lang.Object actual)
protected boolean	compareRecursive(Node node1, Node node2)
protected void	complexValueTest(java.lang.String expr, Complex expected, double tol) Test parse-evaluate with complex number and given tolerance.
protected void	myAssertEquals(java.lang.String msg, java.lang.Object expected, java.lang.Object actual)
protected void	myAssertNaN(java.lang.String msg, java.lang.Object actual)
protected void	myAssertNull(java.lang.String msg, java.lang.Object actual)
protected java.lang.Object	negativeZero()
static void	nodeTest(Node n, java.lang.Object v)
static void	nodeTest(Node n, Operator op)
static void	nodeTest(Node n, java.lang.String name)
static void	nodeTest(Node n, Variable v)
protected void	printTestHeader(java.lang.String str) Prints a header with the name of the test as specified in str.
void	setUp() Sets up the parser.
void	testAssign()
void	testBinom()
void	testBlankParser() Test creating a Jep instance with no functions and no variables.
void	testCaseNull()
void	testCaseString()
void	testChangeVariable() Test changing variables value after parsing
void	testChangeVariableComplex() Test changing variables value after parsing
void	testComments()
void	testComplex()
void	testEmptyEqn()
void	testEmptyEqn2()
void	testEvalExceptions() Test whether evaluation exceptions are thrown when they should be.
void	testEvaluate() Tests the evaluate() method.
void	testEvaluateComplex()
void	testEvaluateString()
void	testExpectedTokenSequence() Tests for bug #52
void	testFormat()
void	testFunction()
void	testIf()
void	testImplicitMul()
void	testLazyLogical()
void	testLazyLogical2()
void	testLazyLogicalBug() Test for bug with 1&&1&&1
void	testListAccess()
void	testListExtra()
void	testListFunctions()
void	testLogarithm()
void	testLogical()
void	testMacroFunction()
void	testMultiDimArray()
void	testMultiLine()
void	testMultiplyBug()
void	testNaN()
void	testNoAssign()
void	testNull()
void	testNumberAsBooleanLogical()
void	testNumbers()
void	testNumParam()
void	testParseException() Tests whether a parse exceptions are thrown when they should be.
void	testPlusPlus()
void	testRecursiveMacroFunction()
void	testSemiColon()
void	testSetAllowUndeclared() Tests whether allowUndeclared is working properly.
void	testSimpleSum()
void	testSpecialFunctions()
void	testSpecialFunctions(boolean hasRealEval, boolean hasCallback)
void	testStrings()
void	testStringsFun()
void	testSwitch()
void	testUminusPower()
void	testX2Y()
protected void	valueTest(java.lang.String expr, double a, double tol) Test values to within a given precision
protected void	valueTest(java.lang.String expr, java.lang.Object expected) Test result j.evaluate(j.parse(expr))
protected void	valueTestFail(java.lang.String expr) Test whether evaluating an expression results in an exception
protected void	valueTestNaN(java.lang.String expr) Test whether an expression evaluates to NaN
protected void	valueTestNull(java.lang.String expr)
protected void	valueTestString(java.lang.String expr, java.lang.String expected)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

PRINT_RESULTS

public static final boolean PRINT_RESULTS

See Also:

Constant Field Values

jep

protected Jep jep

The parser

myTrue

protected java.lang.Object myTrue

myFalse

protected java.lang.Object myFalse

Constructor Detail

JepTest

public JepTest()

Method Detail

setUp

public void setUp()

Sets up the parser.

printTestHeader

protected void printTestHeader(java.lang.String str)

Prints a header with the name of the test as specified in str.

valueTest

protected void valueTest(java.lang.String expr,
                         java.lang.Object expected)
                  throws java.lang.Exception

Test result j.evaluate(j.parse(expr))

Parameters:

expr - the expression to parse and evaluate

expected - result expected

Throws:

java.lang.Exception

calcValue

protected java.lang.Object calcValue(Node node)
                              throws java.lang.Exception

Calculate the value of an expression.

Parameters:

node -

Throws:

java.lang.Exception

calcValue

protected java.lang.Object calcValue(java.lang.String expr)
                              throws java.lang.Exception

Calculate the value of an expression.

Parameters:

expr -

Throws:

java.lang.Exception

myAssertEquals

protected void myAssertEquals(java.lang.String msg,
                              java.lang.Object expected,
                              java.lang.Object actual)
                       throws EvaluationException

Throws:

EvaluationException

myAssertNaN

protected void myAssertNaN(java.lang.String msg,
                           java.lang.Object actual)

myAssertNull

protected void myAssertNull(java.lang.String msg,
                            java.lang.Object actual)

valueTestNull

protected void valueTestNull(java.lang.String expr)
                      throws java.lang.Exception

Throws:

java.lang.Exception

valueTestNaN

protected void valueTestNaN(java.lang.String expr)
                     throws java.lang.Exception

Test whether an expression evaluates to NaN

Parameters:

expr -

Throws:

java.lang.Exception

valueTestFail

protected void valueTestFail(java.lang.String expr)
                      throws java.lang.Exception

Test whether evaluating an expression results in an exception

Parameters:

expr -

Throws:

java.lang.Exception

valueTestString

protected void valueTestString(java.lang.String expr,
                               java.lang.String expected)
                        throws java.lang.Exception

Throws:

java.lang.Exception

complexValueTest

protected void complexValueTest(java.lang.String expr,
                                Complex expected,
                                double tol)
                         throws java.lang.Exception

Test parse-evaluate with complex number and given tolerance.

Parameters:

expr -

expected -

tol -

Throws:

java.lang.Exception

valueTest

protected void valueTest(java.lang.String expr,
                         double a,
                         double tol)
                  throws java.lang.Exception

Test values to within a given precision

Parameters:

expr - expression

a - the expected value

tol - tolerance

Throws:

java.lang.Exception

nodeTest

public static void nodeTest(Node n,
                            Operator op)

nodeTest

public static void nodeTest(Node n,
                            java.lang.String name)

nodeTest

public static void nodeTest(Node n,
                            Variable v)

nodeTest

public static void nodeTest(Node n,
                            java.lang.Object v)

compareRecursive

protected boolean compareRecursive(Node node1,
                                   Node node2)

assertEqNodes

protected void assertEqNodes(java.lang.String s,
                             Node expected,
                             Node actual)

testSimpleSum

public void testSimpleSum()
                   throws java.lang.Exception

Throws:

java.lang.Exception

testEvaluate

public void testEvaluate()
                  throws java.lang.Exception

Tests the evaluate() method.

Throws:

java.lang.Exception

testEvaluateComplex

public void testEvaluateComplex()
                         throws java.lang.Exception

Throws:

java.lang.Exception

testEvaluateString

public void testEvaluateString()
                        throws java.lang.Exception

Throws:

java.lang.Exception

testChangeVariable

public void testChangeVariable()
                        throws java.lang.Exception

Test changing variables value after parsing

Throws:

java.lang.Exception

testChangeVariableComplex

public void testChangeVariableComplex()
                               throws java.lang.Exception

Test changing variables value after parsing

Throws:

java.lang.Exception

testSetAllowUndeclared

public void testSetAllowUndeclared()
                            throws java.lang.Exception

Tests whether allowUndeclared is working properly.

Throws:

java.lang.Exception

negativeZero

protected java.lang.Object negativeZero()

testNumbers

public void testNumbers()
                 throws java.lang.Exception

Throws:

java.lang.Exception

testStrings

public void testStrings()
                 throws java.lang.Exception

Throws:

java.lang.Exception

testStringsFun

public void testStringsFun()
                    throws java.lang.Exception

Throws:

java.lang.Exception

testNumberAsBooleanLogical

public void testNumberAsBooleanLogical()
                                throws java.lang.Exception

Throws:

java.lang.Exception

testLogical

public void testLogical()
                 throws java.lang.Exception

Throws:

java.lang.Exception

testNull

public void testNull()
              throws java.lang.Exception

Throws:

java.lang.Exception

testNaN

public void testNaN()
             throws java.lang.Exception

Throws:

java.lang.Exception

testComplex

public void testComplex()
                 throws java.lang.Exception

Throws:

java.lang.Exception

testFunction

public void testFunction()
                  throws java.lang.Exception

Throws:

java.lang.Exception

testIf

public void testIf()
            throws java.lang.Exception

Throws:

java.lang.Exception

testPlusPlus

public void testPlusPlus()
                  throws java.lang.Exception

Throws:

java.lang.Exception

testImplicitMul

public void testImplicitMul()
                     throws java.lang.Exception

Throws:

java.lang.Exception

testUminusPower

public void testUminusPower()
                     throws java.lang.Exception

Throws:

java.lang.Exception

testNumParam

public void testNumParam()
                  throws java.lang.Exception

Throws:

java.lang.Exception

testBinom

public void testBinom()
               throws ParseException,
                      java.lang.Exception

Throws:

ParseException

java.lang.Exception

testFormat

public void testFormat()
                throws java.lang.Exception

Throws:

java.lang.Exception

testAssign

public void testAssign()
                throws java.lang.Exception

Throws:

java.lang.Exception

testMultiplyBug

public void testMultiplyBug()
                     throws java.lang.Exception

Throws:

java.lang.Exception

testNoAssign

public void testNoAssign()
                  throws java.lang.Exception

Throws:

java.lang.Exception

testLazyLogical

public void testLazyLogical()
                     throws java.lang.Exception

Throws:

java.lang.Exception

testLazyLogical2

public void testLazyLogical2()
                      throws java.lang.Exception

Throws:

java.lang.Exception

testLazyLogicalBug

public void testLazyLogicalBug()
                        throws java.lang.Exception

Test for bug with 1&&1&&1

Throws:

java.lang.Exception

testLogarithm

public void testLogarithm()
                   throws java.lang.Exception

Throws:

java.lang.Exception

testBlankParser

public void testBlankParser()
                     throws java.lang.Exception

Test creating a Jep instance with no functions and no variables.

Throws:

java.lang.Exception

testMacroFunction

public void testMacroFunction()
                       throws java.lang.Exception

Throws:

java.lang.Exception

testRecursiveMacroFunction

public void testRecursiveMacroFunction()
                                throws java.lang.Exception

Throws:

java.lang.Exception

testParseException

public void testParseException()

Tests whether a parse exceptions are thrown when they should be. See ticket #50 Tests on both the standard parser and the configurable parser, is carried out by CPTest which extends this.

testEvalExceptions

public void testEvalExceptions()

Test whether evaluation exceptions are thrown when they should be.

testSemiColon

public void testSemiColon()
                   throws java.lang.Exception

Throws:

java.lang.Exception

testMultiLine

public void testMultiLine()
                   throws java.lang.Exception

Throws:

java.lang.Exception

testEmptyEqn

public void testEmptyEqn()
                  throws java.lang.Exception

Throws:

java.lang.Exception

testComments

public void testComments()
                  throws java.lang.Exception

Throws:

java.lang.Exception

testEmptyEqn2

public void testEmptyEqn2()
                   throws java.lang.Exception

Throws:

java.lang.Exception

testX2Y

public void testX2Y()
             throws java.lang.Exception

Throws:

java.lang.Exception

testExpectedTokenSequence

public void testExpectedTokenSequence()

Tests for bug #52

testSwitch

public void testSwitch()
                throws java.lang.Exception

Throws:

java.lang.Exception

testCaseString

public void testCaseString()
                    throws java.lang.Exception

Throws:

java.lang.Exception

testCaseNull

public void testCaseNull()
                  throws java.lang.Exception

Throws:

java.lang.Exception

buildVector

protected java.lang.Object buildVector(java.lang.Object... eles)
                                throws java.lang.Exception

Throws:

java.lang.Exception

buildMatrix

protected java.lang.Object buildMatrix(java.lang.Object[]... eles)
                                throws java.lang.Exception

Throws:

java.lang.Exception

testListAccess

public void testListAccess()
                    throws java.lang.Exception

Throws:

java.lang.Exception

checkVector

public void checkVector(java.lang.Object[] expected,
                        java.lang.Object actual)
                 throws EvaluationException

Throws:

EvaluationException

testMultiDimArray

public void testMultiDimArray()
                       throws java.lang.Exception

Throws:

java.lang.Exception

testListFunctions

public void testListFunctions()
                       throws java.lang.Exception

Throws:

java.lang.Exception

testListExtra

public void testListExtra()
                   throws java.lang.Exception

Throws:

java.lang.Exception

testSpecialFunctions

public void testSpecialFunctions()
                          throws java.lang.Exception

Throws:

java.lang.Exception

testSpecialFunctions

public void testSpecialFunctions(boolean hasRealEval,
                                 boolean hasCallback)
                          throws java.lang.Exception

Throws:

java.lang.Exception