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LCL: ChildSizing, tests

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This commit is contained in:
Martin 2024-03-24 21:02:36 +01:00
parent 1f35f2f89b
commit 01cae85fff
1 changed files with 111 additions and 8 deletions
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119
lcl/testcase/test_childsizing.pas
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@ -61,7 +61,8 @@ type
procedure Init1(
out P: TTestContainer; AContainerWidth: integer;
AStyle: TChildControlResizeStyle; APerLine: Integer;
out C: TTestChildArray; AWidths: array of integer);
out C: TTestChildArray; AWidths: array of integer;
AInitContainerHeight: boolean = False);
procedure AddPaddingAround(var C: TTestChildArray; APadding: integer; ALowIdx: Integer = -1; AHighIdx: integer = -1);
function GetLefts(C: TTestChildArray; ALowIdx, AHighIdx: integer): TIntegerArray;
function GetWidths(C: TTestChildArray; ALowIdx, AHighIdx: integer): TIntegerArray;
@ -78,6 +79,7 @@ type
procedure TestHomogenousChildResize;
procedure TestHomogenousChildResizeConstrained;
procedure TestHomogenousSpaceResize;
procedure TestCalculateCellConstraints;
end;
implementation
@ -178,21 +180,33 @@ end;
procedure TTestChildSizing.Init1(out P: TTestContainer; AContainerWidth: integer;
AStyle: TChildControlResizeStyle; APerLine: Integer; out C: TTestChildArray;
AWidths: array of integer);
AWidths: array of integer; AInitContainerHeight: boolean);
var
i: Integer;
begin
P := TTestContainer.Create(nil);
P.SetBounds(0,0, AContainerWidth, 150);
p.ChildSizing.ControlsPerLine := APerLine;
p.ChildSizing.EnlargeHorizontal := AStyle;
p.ChildSizing.ShrinkHorizontal := AStyle;
p.ChildSizing.Layout := cclLeftToRightThenTopToBottom;
if AInitContainerHeight then begin
P.SetBounds(0,0, 150, AContainerWidth);
p.ChildSizing.ControlsPerLine := APerLine;
p.ChildSizing.EnlargeVertical := AStyle;
p.ChildSizing.ShrinkVertical := AStyle;
p.ChildSizing.Layout := cclTopToBottomThenLeftToRight;
end
else begin
P.SetBounds(0,0, AContainerWidth, 150);
p.ChildSizing.ControlsPerLine := APerLine;
p.ChildSizing.EnlargeHorizontal := AStyle;
p.ChildSizing.ShrinkHorizontal := AStyle;
p.ChildSizing.Layout := cclLeftToRightThenTopToBottom;
end;
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} p.DisableAutoSizing; {$ENDIF}
SetLength(C, Length(AWidths));
for i := 0 to Length(AWidths) - 1 do
C[i] := TTestChild.Create(P, AWidths[i], 10);
if AInitContainerHeight then
C[i] := TTestChild.Create(P, 10, AWidths[i])
else
C[i] := TTestChild.Create(P, AWidths[i], 10);
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} P.EnableAutoSizing; {$ENDIF}
end;
@ -818,6 +832,95 @@ begin
end;
end;
procedure TTestChildSizing.TestCalculateCellConstraints;
var
C: TTestChildArray;
w1, w2, w3: Integer;
begin
Init1(FContainer, 1000,crsScaleChilds, 3, C,
[20, 90, 30,
25, 85, 30,
20, 95, 30]);
// preferred witd
w1 := 25 * 1000 div (25+95+30);
w2 := 95 * 1000 div (25+95+30);
w3 := 30 * 1000 div (25+95+30);
AssertApprox(w1, C[0].Width); AssertApprox(w2, C[1].Width); AssertApprox(w3, C[2].Width);
AssertApprox(w1, C[3].Width); AssertApprox(w2, C[4].Width); AssertApprox(w3, C[5].Width);
AssertApprox(w1, C[6].Width); AssertApprox(w2, C[7].Width); AssertApprox(w3, C[8].Width);
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.DisableAutoSizing; {$ENDIF}
c[4].Constraints.MaxWidth := 70; // lowest MaxWidth
c[7].Constraints.MaxWidth := 75;
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.EnableAutoSizing; {$ENDIF}
w1 := 25 * (1000-70) div (25+30);
w2 := 70;
w3 := 30 * (1000-70) div (25+30);
AssertApprox(w1, C[0].Width); AssertEquals(w2, C[1].Width); AssertApprox(w3, C[2].Width);
AssertApprox(w1, C[3].Width); AssertEquals(w2, C[4].Width); AssertApprox(w3, C[5].Width);
AssertApprox(w1, C[6].Width); AssertEquals(w2, C[7].Width); AssertApprox(w3, C[8].Width);
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.DisableAutoSizing; {$ENDIF}
c[4].Constraints.MaxWidth := 900;
c[7].Constraints.MaxWidth := 900;
c[0].Constraints.MinWidth := 135; // highest MinWidth
c[3].Constraints.MinWidth := 115;
FContainer.Width := 200;
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.EnableAutoSizing; {$ENDIF}
w1 := 135;
w2 := 95 * (200-135) div (95+30);
w3 := 30 * (200-135) div (95+30);
AssertEquals(w1, C[0].Width); AssertApprox(w2, C[1].Width); AssertApprox(w3, C[2].Width);
AssertEquals(w1, C[3].Width); AssertApprox(w2, C[4].Width); AssertApprox(w3, C[5].Width);
AssertEquals(w1, C[6].Width); AssertApprox(w2, C[7].Width); AssertApprox(w3, C[8].Width);
FreeAndNil(FContainer);
// check Height
Init1(FContainer, 1000,crsScaleChilds, 3, C,
[20, 90, 30,
25, 85, 30,
20, 95, 30],
True);
// preferred witd
w1 := 25 * 1000 div (25+95+30);
w2 := 95 * 1000 div (25+95+30);
w3 := 30 * 1000 div (25+95+30);
AssertApprox(w1, C[0].Height); AssertApprox(w2, C[1].Height); AssertApprox(w3, C[2].Height);
AssertApprox(w1, C[3].Height); AssertApprox(w2, C[4].Height); AssertApprox(w3, C[5].Height);
AssertApprox(w1, C[6].Height); AssertApprox(w2, C[7].Height); AssertApprox(w3, C[8].Height);
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.DisableAutoSizing; {$ENDIF}
c[4].Constraints.MaxHeight := 70; // lowest MaxHeight
c[7].Constraints.MaxHeight := 75;
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.EnableAutoSizing; {$ENDIF}
w1 := 25 * (1000-70) div (25+30);
w2 := 70;
w3 := 30 * (1000-70) div (25+30);
AssertApprox(w1, C[0].Height); AssertEquals(w2, C[1].Height); AssertApprox(w3, C[2].Height);
AssertApprox(w1, C[3].Height); AssertEquals(w2, C[4].Height); AssertApprox(w3, C[5].Height);
AssertApprox(w1, C[6].Height); AssertEquals(w2, C[7].Height); AssertApprox(w3, C[8].Height);
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.DisableAutoSizing; {$ENDIF}
c[4].Constraints.MaxHeight := 900;
c[7].Constraints.MaxHeight := 900;
c[0].Constraints.MinHeight := 135; // highest MinHeight
c[3].Constraints.MinHeight := 115;
FContainer.Height := 200;
{$IFnDEF WITHOUT_AUTOSIZE_LOCK} FContainer.EnableAutoSizing; {$ENDIF}
w1 := 135;
w2 := 95 * (200-135) div (95+30);
w3 := 30 * (200-135) div (95+30);
AssertEquals(w1, C[0].Height); AssertApprox(w2, C[1].Height); AssertApprox(w3, C[2].Height);
AssertEquals(w1, C[3].Height); AssertApprox(w2, C[4].Height); AssertApprox(w3, C[5].Height);
AssertEquals(w1, C[6].Height); AssertApprox(w2, C[7].Height); AssertApprox(w3, C[8].Height);
FreeAndNil(FContainer);
end;
initialization