public void ShouldConvertGenericVariableToFieldAndInsertFieldDeclarationOnLastLineOfClassDeclarations()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("List<int> fred = new List<int();"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Caret.Position).Returns(testBuffer.GetPositionAtStartOf("fred"));
manipulator.ConvertVariableToField();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" private List<int> fred;", testBuffer.CurrentSnapshot.Lines.ElementAt(5).GetText());
Assert.AreEqual(" fred = new List<int();", testBuffer.CurrentSnapshot.Lines.ElementAt(9).GetText());
}
public void ShouldAssignParameterToFieldAndInsertFieldDeclarationOnLastLineOfClassDeclarationsPlusAssignmentInMethod()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("int x = a - b + c * d / e % 3444;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Caret.Position).Returns(testBuffer.GetPositionAtStartOf("arg1,"));
manipulator.AssignParameterToField();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" private string[] arg1;", testBuffer.CurrentSnapshot.Lines.ElementAt(5).GetText());
Assert.AreEqual(" this.arg1 = arg1;", testBuffer.CurrentSnapshot.Lines.ElementAt(10).GetText());
}
internal TestSnapshotLine(StringTextBuffer testTextBuffer, TestSnapshot parent, int linenumber, int start, string linetext)
{
this.start = start;
this.line = linetext;
this.end = this.start + linetext.Length;
this.testTextBuffer = testTextBuffer;
this.parent = parent;
this.lineNumber = linenumber;
}
public TestSnapshot(StringTextBuffer testTextBuffer, string text)
{
this.testTextBuffer = testTextBuffer;
this.text = text;
}
public void ShouldThrowExceptionExtractingVariableAndWhenNoWhereToPutTheDeclaration()
{
StringTextBuffer testBuffer = new StringTextBuffer("int w = 1; int x = a - b + c * d / e % 3444;");
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("a - b + c"));
mockNameProvider.Setup(m => m.GetName()).Returns("expression");
manipulator.ExtractVariable();
}
public void ShouldConvertVariableToFieldAndInsertFieldDeclarationOnLastLineOfClassDeclarationsRemovingSimpleOriginalWhenItDoesntHaveAnAssignmentAndOtherAssignmentsOnTheSameLine()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("string fred=\"fred\"; int x; double jim;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Caret.Position).Returns(testBuffer.GetPositionAtStartOf("x;"));
manipulator.ConvertVariableToField();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" private int x;", testBuffer.CurrentSnapshot.Lines.ElementAt(5).GetText());
Assert.AreEqual(" string fred=\"fred\"; double jim;", testBuffer.CurrentSnapshot.Lines.ElementAt(9).GetText());
}
public void ShouldThrowExceptionExtractingConstantWhenNoWhereToPutTheDeclaration()
{
StringTextBuffer testBuffer = new StringTextBuffer("int x = a - b + c * d / e % 3444;");
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("3444"));
mockNameProvider.Setup(m => m.GetConstantName()).Returns("constant");
manipulator.ExtractConstant();
}
public void ShouldRejectExpressionSelectionsContainingMismatchedBrackets()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("int x = ((y * a) - (b + c)) * d / e % 3444;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("(y * a) - (b + c))"));
manipulator.ExtractVariable();
}
public void ShouldRejectExpressionSelectionsContainingMismatchedQuotes()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("int x = \" george\".Length * a - b + c * d / e % 3444;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("george\".Length * a"));
manipulator.ExtractVariable();
}
public void ShouldExtractConstantIncludingUnaryOperatorAndInsertConstantOnLastLineOfClassDeclarations()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("int x = -1;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("-1"));
mockNameProvider.Setup(m => m.GetConstantName()).Returns("constant");
manipulator.ExtractConstant();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" private const int constant = -1;", testBuffer.CurrentSnapshot.Lines.ElementAt(5).GetText());
Assert.AreEqual(" int x = constant;", testBuffer.CurrentSnapshot.Lines.ElementAt(9).GetText());
}
public void ShouldExtractVariableAndInsertVariableOnLineBeforeThatContainingTheExpressionEvenWhenThatLineContainsABrace()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("int x = new string[] {}.Length + a - b + c * d / e % 3444;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("a - b + c"));
mockNameProvider.Setup(m => m.GetName()).Returns("expression");
manipulator.ExtractVariable();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" var expression = a - b + c;", testBuffer.CurrentSnapshot.Lines.ElementAt(8).GetText());
Assert.AreEqual(" int x = new string[] {}.Length + expression * d / e % 3444;", testBuffer.CurrentSnapshot.Lines.ElementAt(9).GetText());
}
public void ShouldExtractConstantFromInsideIfStatementAndInsertConstantOnLastLineOfClassDeclarations()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("if (y < 219) \n{\n int x = a - b + c * d / e % 3444;\n }"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("3444"));
mockNameProvider.Setup(m => m.GetConstantName()).Returns("constant");
manipulator.ExtractConstant();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" private const int constant = 3444;", testBuffer.CurrentSnapshot.Lines.ElementAt(5).GetText());
Assert.AreEqual(" int x = a - b + c * d / e % constant;", testBuffer.CurrentSnapshot.Lines.ElementAt(11).GetText());
}
public void ShouldExtractConstantAndInsertConstantOnLastLineOfClassDeclarationsCopingWithQuotedExpressionsWithEscapedQuotes()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("char quote= '\\'';\n int x = 500;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("500"));
mockNameProvider.Setup(m => m.GetConstantName()).Returns("constant");
manipulator.ExtractConstant();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" private const int constant = 500;", testBuffer.CurrentSnapshot.Lines.ElementAt(5).GetText());
Assert.AreEqual(" int x = constant;", testBuffer.CurrentSnapshot.Lines.ElementAt(10).GetText());
}
public void ShouldExtractBooleanConstantFromIfConditionAndInsertConstantOnLastLineOfClassDeclarations()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("if (y == true) int x = a - b + c * d / e % 3444;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("true"));
mockNameProvider.Setup(m => m.GetConstantName()).Returns("constant");
manipulator.ExtractConstant();
Console.Out.Write(testBuffer.CurrentSnapshot.GetText());
Assert.AreEqual(" private const bool constant = true;", testBuffer.CurrentSnapshot.Lines.ElementAt(5).GetText());
Assert.AreEqual(" if (y == constant) int x = a - b + c * d / e % 3444;", testBuffer.CurrentSnapshot.Lines.ElementAt(9).GetText());
}
public TestSelection(StringTextBuffer testTextBuffer, string text, int start, int length)
{
this.testTextBuffer = testTextBuffer;
this.start = start;
this.length = length;
this.selectionSpan = new SnapshotSpan(testTextBuffer.CurrentSnapshot, new Span(start, length));
}
public void ShouldRejectUnfinishedExpressionSelections()
{
StringTextBuffer testBuffer = new StringTextBuffer(ExpressionInContext("int x = ((yacht * ant) - (bucket + car)) * d / e % 3444;"));
mockView.Setup(m => m.TextBuffer).Returns(testBuffer);
mockView.Setup(m => m.Selection).Returns(testBuffer.Select("bucket + ca"));
manipulator.ExtractVariable();
}
internal TestMappingPoint(StringTextBuffer textBuffer, TestSnapshot snapshot, SnapshotPoint point)
{
this.snapshot = snapshot;
this.textBuffer = textBuffer;
this.point = point;
}
public void SetupViewWithSnapshot()
{
buffer = new StringTextBuffer(sampleContext);
snapshot = buffer.CurrentSnapshot;
}
