java-pseudocode-compiler/TokenParserTest.java at master · rooftopsparrow/java-pseudocode-compiler · GitHub

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importstaticorg.junit.Assert.*;

importorg.junit.*;

publicclassTokenParserTest {

privateTokenParserparser = newTokenParser();

@Test
publicvoidisNumberShouldReturnTrueWhenANumber() {
assertTrue("5 is a number", parser.isNumber("5"));
assertTrue("5.0 is a number", parser.isNumber("5.0"));
assertTrue(".5 is a number", parser.isNumber(".5"));
assertTrue("1234.5 is a number", parser.isNumber("1234.5"));
assertTrue("0.9 is a number", parser.isNumber("0.9"));
 }

@Test
publicvoidisNumberShouldReturnFalseWhenNotANumber() {
assertFalse("asdf is not a number", parser.isNumber("asdf"));
assertFalse("5f is not a number", parser.isNumber("5f"));
assertFalse(". is not a number", parser.isNumber("."));
assertFalse("\"\" is not a number", parser.isNumber(""));
assertFalse("+1 is not a number", parser.isNumber("+1"));
assertFalse("11.123e is not a number", parser.isNumber("11.123e"));
 }

@Test
publicvoidisDigitShouldReturnTrueWhenADigit() {
assertTrue("1 is a digit", parser.isDigit("1"));
assertTrue("0 is a digit", parser.isDigit("0"));
assertTrue("9 is a digit", parser.isDigit("9"));
 }

@Test
publicvoidisDigitShouldReturnFalseWhenNotADigit() {
assertFalse("a is not a digit", parser.isDigit("a"));
assertFalse(". is not a digit", parser.isDigit("."));
assertFalse("< is not a digit", parser.isDigit("<"));
 }

@Test
publicvoidisDecimalShouldReturnTrueWhenADecimal() {
assertTrue("1. is a decimal", parser.isDecimal("1", "."));
 }

@Test
publicvoidisDecimalShouldReturnFalseWhenNotADecimal() {
assertFalse("1z is not a decimal point", parser.isDecimal("1", "z"));
assertFalse("1.12. is not another decimal point", parser.isDecimal("1.12", "."));
 }

@Test
publicvoidisSpaceShouldReturnTrueWhenASpace() {
assertTrue("' ' is a space", parser.isSpace(" "));
 }

@Test
publicvoidisSpaceShouldReturnFalseWhenNotASpace() {
assertFalse("p is not a space", parser.isSpace("p"));
assertFalse("\n is not a space", parser.isSpace("\n"));
 }

@Test
publicvoidisEOLShouldReturnTrueWhenAnEOL() {
assertTrue("\n is an EOL", parser.isEOL("\n"));
 }

@Test
publicvoidisEOLShouldReturnFalseWhenNotAnEOL() {
assertFalse("q is not an EOL", parser.isEOL("q"));
assertFalse("' ' is not an EOL", parser.isEOL(" "));
 }

@Test
publicvoidisStringCharacterShouldReturnTrueIfIsStringCharacter() {
assertTrue("' is true", parser.isStringCharacter("'"));
assertTrue("\" is true", parser.isStringCharacter("\""));
 }

@Test
publicvoidisStringCharacterShouldReturnFalseIfIsNotStringCharacter() {
assertFalse("a is not a string char", parser.isStringCharacter("a"));
assertFalse("7 is not a string char", parser.isStringCharacter("7"));
assertFalse("'' is not a string char", parser.isStringCharacter(""));
 }

@Test
publicvoidisDelimiterShouldReturnTrueWhenADelimiter() {
assertTrue("' ' is a delimiter", parser.isDelimiter(" "));
assertTrue("'\n' is a delimiter", parser.isDelimiter("\n"));
assertTrue("'<' is a delimiter", parser.isDelimiter("<"));
assertTrue("'IF' is a delimiter", parser.isDelimiter("IF"));
assertTrue("')' is a delimiter", parser.isDelimiter(")"));
 }

@Test
publicvoidisDelimiterShouldReturnFalseWhenNotADelimiter() {
assertFalse("6.23 is not a delimiter", parser.isDelimiter("6.23"));
assertFalse("ABCD is not a delimiter", parser.isDelimiter("ABCD"));
assertFalse(": is not a delimiter", parser.isDelimiter(":"));
 }

@Test
publicvoidisAssignmentShouldReturnTrueWhenAssignmentToken() {
assertTrue(":= is an assignmet opperator", parser.isAssignment(":", "="));
 }

@Test
publicvoidisAssignmentShouldReturnFalseWhenNotAssignment() {
assertFalse(":1 is not an assignmet opperator", parser.isAssignment(":", "1"));
 }

@Test
publicvoidisSubstringShouldReturnTrueWhenContainsSubString() {
assertTrue("'Hello' Contains a substring", parser.isSubString("'Hello'"));
assertTrue("\"Hello\" Contains a substring", parser.isSubString("\"Hello\""));
 }

@Test
publicvoidisSubStringShouldReturnFalseWhenDoesNotContainsSubString() {
assertFalse("ARGS does not contain a substring", parser.isSubString("ARGS"));
 }

@Test
publicvoidisLogicalShouldReturnTrueWhenLogicalALogicalOperator() {
assertTrue("< is a logical operator", parser.isLogical("<"));
assertTrue("= is a logical operator", parser.isLogical("="));
assertTrue("> is a logical operator", parser.isLogical(">"));
assertTrue("<> is a logical operator", parser.isLogical("<>"));
assertTrue("<= is a logical operator", parser.isLogical("<="));
assertTrue(">= is a logical operator", parser.isLogical(">="));
 }


}