jquery/test/unit/dimensions.js

module("dimensions");

function pass( val ) {
	return val;
}

function fn( val ) {
	return function(){ return val; };
}

function testWidth( val ) {
	expect(8);

	var $div = jQuery("#nothiddendiv");
	$div.width( val(30) );
	equals($div.width(), 30, "Test set to 30 correctly");
	$div.hide();
	equals($div.width(), 30, "Test hidden div");
	$div.show();
	$div.width( val(-1) ); // handle negative numbers by ignoring #1599
	equals($div.width(), 30, "Test negative width ignored");
	$div.css("padding", "20px");
	equals($div.width(), 30, "Test padding specified with pixels");
	$div.css("border", "2px solid #fff");
	equals($div.width(), 30, "Test border specified with pixels");

	$div.css({ display: "", border: "", padding: "" });

	jQuery("#nothiddendivchild").css({ width: 20, padding: "3px", border: "2px solid #fff" });
	equals(jQuery("#nothiddendivchild").width(), 20, "Test child width with border and padding");
	jQuery("#nothiddendiv, #nothiddendivchild").css({ border: "", padding: "", width: "" });

	var blah = jQuery("blah");
	equals( blah.width( val(10) ), blah, "Make sure that setting a width on an empty set returns the set." );
	equals( blah.width(), null, "Make sure 'null' is returned on an empty set");
}

test("width()", function() {
	testWidth( pass );
});

test("width() with function", function() {
	testWidth( fn );
});

test("width() with function args", function() {
	expect( 2 );
	
	var $div = jQuery("#nothiddendiv");
	$div.width( 30 ).width(function(i, width) {
		equals( width, 30, "Make sure previous value is corrrect." );
		return width + 1;
	});
	
	equals( $div.width(), 31, "Make sure value was modified correctly." );
});

function testHeight( val ) {
	expect(8);

	var $div = jQuery("#nothiddendiv");
	$div.height( val(30) );
	equals($div.height(), 30, "Test set to 30 correctly");
	$div.hide();
	equals($div.height(), 30, "Test hidden div");
	$div.show();
	$div.height( val(-1) ); // handle negative numbers by ignoring #1599
	equals($div.height(), 30, "Test negative height ignored");
	$div.css("padding", "20px");
	equals($div.height(), 30, "Test padding specified with pixels");
	$div.css("border", "2px solid #fff");
	equals($div.height(), 30, "Test border specified with pixels");

	$div.css({ display: "", border: "", padding: "", height: "1px" });

	jQuery("#nothiddendivchild").css({ height: 20, padding: "3px", border: "2px solid #fff" });
	equals(jQuery("#nothiddendivchild").height(), 20, "Test child height with border and padding");
	jQuery("#nothiddendiv, #nothiddendivchild").css({ border: "", padding: "", height: "" });

	var blah = jQuery("blah");
	equals( blah.height( val(10) ), blah, "Make sure that setting a height on an empty set returns the set." );
	equals( blah.height(), null, "Make sure 'null' is returned on an empty set");
}

test("height()", function() {
	testHeight( pass );
});

test("height() with function", function() {
	testHeight( fn );
});

test("height() with function args", function() {
	expect( 2 );
	
	var $div = jQuery("#nothiddendiv");
	$div.height( 30 ).height(function(i, height) {
		equals( height, 30, "Make sure previous value is corrrect." );
		return height + 1;
	});
	
	equals( $div.height(), 31, "Make sure value was modified correctly." );
});

test("innerWidth()", function() {
	expect(3);

	var $div = jQuery("#nothiddendiv");
	// set styles
	$div.css({
		margin: 10,
		border: "2px solid #fff",
		width: 30
	});
	
	equals($div.innerWidth(), 30, "Test with margin and border");
	$div.css("padding", "20px");
	equals($div.innerWidth(), 70, "Test with margin, border and padding");
	$div.hide();
	equals($div.innerWidth(), 70, "Test hidden div");
	
	// reset styles
	$div.css({ display: "", border: "", padding: "", width: "", height: "" });
});

test("innerHeight()", function() {
	expect(3);
	
	var $div = jQuery("#nothiddendiv");
	// set styles
	$div.css({
		margin: 10,
		border: "2px solid #fff",
		height: 30
	});
	
	equals($div.innerHeight(), 30, "Test with margin and border");
	$div.css("padding", "20px");
	equals($div.innerHeight(), 70, "Test with margin, border and padding");
	$div.hide();
	equals($div.innerHeight(), 70, "Test hidden div");
	
	// reset styles
	$div.css({ display: "", border: "", padding: "", width: "", height: "" });
});

test("outerWidth()", function() {
	expect(6);
	
	var $div = jQuery("#nothiddendiv");
	$div.css("width", 30);
	
	equals($div.outerWidth(), 30, "Test with only width set");
	$div.css("padding", "20px");
	equals($div.outerWidth(), 70, "Test with padding");
	$div.css("border", "2px solid #fff");
	equals($div.outerWidth(), 74, "Test with padding and border");
	$div.css("margin", "10px");
	equals($div.outerWidth(), 74, "Test with padding, border and margin without margin option");
	$div.css("position", "absolute");
	equals($div.outerWidth(true), 94, "Test with padding, border and margin with margin option");
	$div.hide();
	equals($div.outerWidth(true), 94, "Test hidden div with padding, border and margin with margin option");
	
	// reset styles
	$div.css({ position: "", display: "", border: "", padding: "", width: "", height: "" });
});

test("outerHeight()", function() {
	expect(6);
	
	var $div = jQuery("#nothiddendiv");
	$div.css("height", 30);
	
	equals($div.outerHeight(), 30, "Test with only width set");
	$div.css("padding", "20px");
	equals($div.outerHeight(), 70, "Test with padding");
	$div.css("border", "2px solid #fff");
	equals($div.outerHeight(), 74, "Test with padding and border");
	$div.css("margin", "10px");
	equals($div.outerHeight(), 74, "Test with padding, border and margin without margin option");
	equals($div.outerHeight(true), 94, "Test with padding, border and margin with margin option");
	$div.hide();
	equals($div.outerHeight(true), 94, "Test hidden div with padding, border and margin with margin option");
	
	// reset styles
	$div.css({ display: "", border: "", padding: "", width: "", height: "" });
});