public void Process_replaces_variable_tags()
{
var testPattern = "pre<#var1>mid<#var2>post";
var variable1Value = _fixture.Create <string>();
var variable2Value = _fixture.Create <string>();
var expectedResult = "pre" + variable1Value + "mid" + variable2Value + "post";
var mockNamelistSource = new Mock <INamelistSource>();
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var variables = new Dictionary <string, string>();
variables.Add("var1", variable1Value);
variables.Add("var2", variable2Value);
var parameters = new PatternProcessingParameters(testPattern)
{
Variables = variables
};
var result = parser.Process(parameters);
Assert.That(result, Is.EqualTo(expectedResult));
}
public void Process_replaces_by_context_properly(bool useProperContext)
{
var testPattern = "pre<replaceme>post";
var properContext = _fixture.CreateMany <string>();
var improperContext = _fixture.CreateMany <string>();
var properReplacement = _fixture.Create <string>();
var improperReplacement = _fixture.Create <string>();
var properExpression = new Mock <IContextExpression>();
properExpression.Setup(x => x.Matches(properContext)).Returns(true);
var improperExpression = new Mock <IContextExpression>();
improperExpression.Setup(x => x.Matches(improperContext)).Returns(true);
var namelist = new Namelist("replaceme");
namelist.AddFragment(new NameFragment(properReplacement, properExpression.Object));
namelist.AddFragment(new NameFragment(improperReplacement, improperExpression.Object));
var expectedResult = "";
IEnumerable <string> context;
if (useProperContext)
{
context = properContext;
expectedResult = "pre" + properReplacement + "post";
}
else
{
context = improperContext;
expectedResult = "pre" + improperReplacement + "post";
}
var mockNamelistSource = new Mock <INamelistSource>();
mockNamelistSource
.Setup(x => x.GetNamelist("replaceme"))
.Returns(namelist);
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parameters = new PatternProcessingParameters(testPattern)
{
Context = context
};
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var result = parser.Process(parameters);
Assert.That(result, Is.EqualTo(expectedResult));
}
public void Process_correctly_handles_branching_with_nested_or(bool takeInner, bool takeOuter)
{
var testPattern = "<@outer>{<@inner>{a|b}|<@inner>{c|d}}";
var expectedNoNo = "d";
var expectedNoYes = "c";
var expectedYesNo = "b";
var expectedYesYes = "a";
var mockNamelistSource = new Mock <INamelistSource>();
var context = new List <string>();
if (takeInner)
{
context.Add("inner");
}
if (takeOuter)
{
context.Add("outer");
}
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
Context = context
};
var result = parser.Process(parameters);
if (takeOuter)
{
if (takeInner)
{
Assert.That(result, Is.EqualTo(expectedYesYes));
}
else
{
Assert.That(result, Is.EqualTo(expectedYesNo));
}
}
else
{
if (takeInner)
{
Assert.That(result, Is.EqualTo(expectedNoYes));
}
else
{
Assert.That(result, Is.EqualTo(expectedNoNo));
}
}
}
public void Process_handles_uniqueness_check_properly()
{
var testPattern = "<replaceme>";
var replacements = _fixture.CreateMany <string>();
var namelist = new Namelist("replaceme");
var expression = new Mock <IContextExpression>();
expression.Setup(x => x.Matches(It.IsAny <IEnumerable <string> >())).Returns(true);
foreach (var replacement in replacements)
{
namelist.AddFragment(new NameFragment(replacement, expression.Object));
}
var mockNamelistSource = new Mock <INamelistSource>();
mockNamelistSource
.Setup(x => x.GetNamelist("replaceme"))
.Returns(namelist);
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var results = new List <string>();
PatternProcessingParameters parameters;
for (int i = 0; i < replacements.Count(); i++)
{
parameters = new PatternProcessingParameters(testPattern)
{
UniqueCheck = results
};
results.Add(parser.Process(parameters));
}
parameters = new PatternProcessingParameters(testPattern)
{
UniqueCheck = results
};
Assert.Throws <PatternParseException>(
() => parser.Process(parameters));
foreach (var replacement in replacements)
{
Assert.That(results.Where(x => x == replacement).Count() == 1);
}
}
public void Initialize_only_initializes_the_namelist_source_and_pattern_lexer_once()
{
var mockNamelistSource = new Mock <INamelistSource>();
var mockLexer = new Mock <IPatternLexer>();
var parser = new NameParser(mockNamelistSource.Object, mockLexer.Object, _fixture.Create <int>());
parser.Initialize();
mockNamelistSource.Verify(x => x.Initialize(), Times.Once);
}
public void Process_correctly_handles_nested_branching(bool takeOuterBranch, bool takeInnerBranch)
{
var testPattern = "front<@outer>{middle<@inner>{deep}}end";
var expectedTakeJustOutsideBranch = "frontmiddleend";
var expectedTakeAllBranch = "frontmiddledeepend";
var expectedIgnoreBranch = "frontend";
var mockNamelistSource = new Mock <INamelistSource>();
var context = new List <string>();
if (takeOuterBranch)
{
context.Add("outer");
}
if (takeInnerBranch)
{
context.Add("inner");
}
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
Context = context
};
var result = parser.Process(parameters);
if (takeOuterBranch)
{
if (takeInnerBranch)
{
Assert.That(result, Is.EqualTo(expectedTakeAllBranch));
}
else
{
Assert.That(result, Is.EqualTo(expectedTakeJustOutsideBranch));
}
}
else
{
Assert.That(result, Is.EqualTo(expectedIgnoreBranch));
}
}
public void Subpatterns_are_processed_before_being_substituted()
{
var expression = new Mock <IContextExpression>();
expression.Setup(x => x.Matches(It.IsAny <IEnumerable <string> >())).Returns(true);
var subPattern = "<first> and then the <second>";
var pattern = "<^sub_pattern> and then some more <first>";
var expected = "first_sub and then the second_sub and then some more first_sub";
var subPatternNamelist = new Namelist("sub_pattern");
subPatternNamelist.AddFragment(new NameFragment(subPattern, expression.Object));
var firstNamelist = new Namelist("first");
firstNamelist.AddFragment(new NameFragment("first_sub", expression.Object));
var secondNamelist = new Namelist("second");
secondNamelist.AddFragment(new NameFragment("second_sub", expression.Object));
var mockNamelistSource = new Mock <INamelistSource>();
mockNamelistSource
.Setup(x => x.GetNamelist("sub_pattern"))
.Returns(subPatternNamelist);
mockNamelistSource
.Setup(x => x.GetNamelist("first"))
.Returns(firstNamelist);
mockNamelistSource
.Setup(x => x.GetNamelist("second"))
.Returns(secondNamelist);
var parser = new NameParser(mockNamelistSource.Object, 0);
parser.Initialize();
var parameters = new PatternProcessingParameters(pattern);
var result = parser.Process(parameters);
Assert.That(result, Is.EqualTo(expected));
}
public void Process_rethrows_exceptions_thrown_by_provided_lexer()
{
var mockLexer = new Mock <IPatternLexer>();;
var mockNamelistSource = new Mock <INamelistSource>();
mockLexer
.Setup(x => x.Process(It.IsAny <string>()))
.Throws(new PatternParseException(""));
var parser = new NameParser(mockNamelistSource.Object, mockLexer.Object, _fixture.Create <int>());
parser.Initialize();
Assert.Throws <PatternParseException>(
() => parser.Process(_fixture.Create <PatternProcessingParameters>()));
}
public void Process_honors_capitalization_by_sentence()
{
var expression = new Mock <IContextExpression>();
expression.Setup(x => x.Matches(It.IsAny <IEnumerable <string> >())).Returns(true);
var firstNamelist = new Namelist("first_part");
var firstReplacement = "first";
firstNamelist.AddFragment(new NameFragment(firstReplacement, expression.Object));
var secondNamelist = new Namelist("second_part");
var secondReplacement = "second";
secondNamelist.AddFragment(new NameFragment(secondReplacement, expression.Object));
var testPattern = "some begining <first_part> and then. sOME more <second_part> mIxeD CASe";
var expectedResult = "Some begining first and then. SOME more second mIxeD CASe";
var mockNamelistSource = new Mock <INamelistSource>();
mockNamelistSource
.Setup(x => x.GetNamelist("first_part"))
.Returns(firstNamelist);
mockNamelistSource
.Setup(x => x.GetNamelist("second_part"))
.Returns(secondNamelist);
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
CapitalizationScheme = CapitalizationScheme.BY_SENTENCE
};
var result = parser.Process(parameters);
Assert.That(result, Is.EqualTo(expectedResult));
}
public void Process_throws_exception_if_variable_subsitution_is_missing()
{
var testPattern = "pre<#var1>post";
var mockNamelistSource = new Mock <INamelistSource>();
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
Variables = new Dictionary <string, string>()
};
Assert.Throws <PatternParseException>(() => parser.Process(parameters));
}
public void Process_correctly_subsitutes_fragments_in_simple_pattern()
{
var testPattern = "<first_part><second_part>";
var expression = new Mock <IContextExpression>();
expression.Setup(x => x.Matches(It.IsAny <IEnumerable <string> >())).Returns(true);
var firstNamelist = new Namelist("first_part");
var firstReplacement = _fixture.Create <string>();
firstNamelist.AddFragment(new NameFragment(firstReplacement, expression.Object));
var secondNamelist = new Namelist("second_part");
var secondReplacement = _fixture.Create <string>();
secondNamelist.AddFragment(new NameFragment(secondReplacement, expression.Object));
var expectedResult = firstReplacement + secondReplacement;
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var mockNamelistSource = new Mock <INamelistSource>();
mockNamelistSource
.Setup(x => x.GetNamelist("first_part"))
.Returns(firstNamelist);
mockNamelistSource
.Setup(x => x.GetNamelist("second_part"))
.Returns(secondNamelist);
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern);
var result = parser.Process(parameters);
Assert.That(result, Is.EqualTo(expectedResult));
}
public void Process_honors_capitalization_by_sentence_with_hyphens_and_commas()
{
var testPattern = "this thing, and that thing. And yet-more, and more.";
var expectedResult = "This thing, and that thing. And yet-more, and more.";
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(Mock.Of <INamelistSource>(), lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
CapitalizationScheme = CapitalizationScheme.BY_SENTENCE
};
var result = parser.Process(parameters);
Assert.That(result, Is.EqualTo(expectedResult));
}
public void Process_honors_capitalization_by_words_with_hyphens()
{
var testPattern = "for-example and MoRe";
var expectedResult = "For-Example And MoRe";
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(Mock.Of <INamelistSource>(), lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
CapitalizationScheme = CapitalizationScheme.BY_WORDS
};
var result = parser.Process(parameters);
Assert.That(result, Is.EqualTo(expectedResult));
}
public void Process_correctly_handles_branching_by_chance()
{
var testPattern = "front<%50>{middle}end";
var expectedTakeBranch = "frontmiddleend";
var expectedIgnoreBranch = "frontend";
var mockNamelistSource = new Mock <INamelistSource>();
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern);
var result = parser.Process(parameters);
//TODO try asserting that each is taken roughly half the time out of many tries
Assert.That(result, Is.EqualTo(expectedTakeBranch).Or.EqualTo(expectedIgnoreBranch));
}
public void Process_correctly_handles_branching_by_variable(bool takeBranch)
{
var testPattern = "front<$var1>{middle}end";
var expectedTakeBranch = "frontmiddleend";
var expectedIgnoreBranch = "frontend";
var mockNamelistSource = new Mock <INamelistSource>();
var variables = new Dictionary <string, string>();
if (takeBranch)
{
variables.Add("var1", _fixture.Create <string>());
}
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
Variables = variables
};
var result = parser.Process(parameters);
if (takeBranch)
{
Assert.That(result, Is.EqualTo(expectedTakeBranch));
}
else
{
Assert.That(result, Is.EqualTo(expectedIgnoreBranch));
}
}
public void Process_correctly_handles_branching_with_or(bool takeBranch)
{
var testPattern = "front<@branch>{middle|else}end";
var expectedTakeBranch = "frontmiddleend";
var expectedIgnoreBranch = "frontelseend";
var mockNamelistSource = new Mock <INamelistSource>();
var context = new List <string>();
if (takeBranch)
{
context.Add("branch");
}
var lexer = new PatternLexer(new SimpleLexer.Lexer());
var parser = new NameParser(mockNamelistSource.Object, lexer, _fixture.Create <int>());
parser.Initialize();
var parameters = new PatternProcessingParameters(testPattern)
{
Context = context
};
var result = parser.Process(parameters);
if (takeBranch)
{
Assert.That(result, Is.EqualTo(expectedTakeBranch));
}
else
{
Assert.That(result, Is.EqualTo(expectedIgnoreBranch));
}
}
/// <summary>
/// Construct a new UnmParserPostProcessor.
/// </summary>
/// <param name="namelistSource">The namelist source to use for the <see cref="NameParser"/>.</param>
public UnmParserPostProcessor(INamelistSource namelistSource)
{
_nameParser = new NameParser(namelistSource, DateTime.Now.Millisecond);
_nameParser.Initialize();
}