youtube-dl/test_coverage/coverage_html.js
2013-01-02 22:47:06 +01:00

377 lines
11 KiB
JavaScript

// Coverage.py HTML report browser code.
/*jslint browser: true, sloppy: true, vars: true, plusplus: true, maxerr: 50, indent: 4 */
/*global coverage: true, document, window, $ */
coverage = {};
// Find all the elements with shortkey_* class, and use them to assign a shotrtcut key.
coverage.assign_shortkeys = function () {
$("*[class*='shortkey_']").each(function (i, e) {
$.each($(e).attr("class").split(" "), function (i, c) {
if (/^shortkey_/.test(c)) {
$(document).bind('keydown', c.substr(9), function () {
$(e).click();
});
}
});
});
};
// Create the events for the help panel.
coverage.wire_up_help_panel = function () {
$("#keyboard_icon").click(function () {
// Show the help panel, and position it so the keyboard icon in the
// panel is in the same place as the keyboard icon in the header.
$(".help_panel").show();
var koff = $("#keyboard_icon").offset();
var poff = $("#panel_icon").position();
$(".help_panel").offset({
top: koff.top-poff.top,
left: koff.left-poff.left
});
});
$("#panel_icon").click(function () {
$(".help_panel").hide();
});
};
// Loaded on index.html
coverage.index_ready = function ($) {
// Look for a cookie containing previous sort settings:
var sort_list = [];
var cookie_name = "COVERAGE_INDEX_SORT";
var i;
// This almost makes it worth installing the jQuery cookie plugin:
if (document.cookie.indexOf(cookie_name) > -1) {
var cookies = document.cookie.split(";");
for (i = 0; i < cookies.length; i++) {
var parts = cookies[i].split("=");
if ($.trim(parts[0]) === cookie_name && parts[1]) {
sort_list = eval("[[" + parts[1] + "]]");
break;
}
}
}
// Create a new widget which exists only to save and restore
// the sort order:
$.tablesorter.addWidget({
id: "persistentSort",
// Format is called by the widget before displaying:
format: function (table) {
if (table.config.sortList.length === 0 && sort_list.length > 0) {
// This table hasn't been sorted before - we'll use
// our stored settings:
$(table).trigger('sorton', [sort_list]);
}
else {
// This is not the first load - something has
// already defined sorting so we'll just update
// our stored value to match:
sort_list = table.config.sortList;
}
}
});
// Configure our tablesorter to handle the variable number of
// columns produced depending on report options:
var headers = [];
var col_count = $("table.index > thead > tr > th").length;
headers[0] = { sorter: 'text' };
for (i = 1; i < col_count-1; i++) {
headers[i] = { sorter: 'digit' };
}
headers[col_count-1] = { sorter: 'percent' };
// Enable the table sorter:
$("table.index").tablesorter({
widgets: ['persistentSort'],
headers: headers
});
coverage.assign_shortkeys();
coverage.wire_up_help_panel();
// Watch for page unload events so we can save the final sort settings:
$(window).unload(function () {
document.cookie = cookie_name + "=" + sort_list.toString() + "; path=/";
});
};
// -- pyfile stuff --
coverage.pyfile_ready = function ($) {
// If we're directed to a particular line number, highlight the line.
var frag = location.hash;
if (frag.length > 2 && frag[1] === 'n') {
$(frag).addClass('highlight');
coverage.set_sel(parseInt(frag.substr(2), 10));
}
else {
coverage.set_sel(0);
}
$(document)
.bind('keydown', 'j', coverage.to_next_chunk_nicely)
.bind('keydown', 'k', coverage.to_prev_chunk_nicely)
.bind('keydown', '0', coverage.to_top)
.bind('keydown', '1', coverage.to_first_chunk)
;
$(".button_toggle_run").click(function (evt) {coverage.toggle_lines(evt.target, "run");});
$(".button_toggle_exc").click(function (evt) {coverage.toggle_lines(evt.target, "exc");});
$(".button_toggle_mis").click(function (evt) {coverage.toggle_lines(evt.target, "mis");});
$(".button_toggle_par").click(function (evt) {coverage.toggle_lines(evt.target, "par");});
coverage.assign_shortkeys();
coverage.wire_up_help_panel();
};
coverage.toggle_lines = function (btn, cls) {
btn = $(btn);
var hide = "hide_"+cls;
if (btn.hasClass(hide)) {
$("#source ."+cls).removeClass(hide);
btn.removeClass(hide);
}
else {
$("#source ."+cls).addClass(hide);
btn.addClass(hide);
}
};
// Return the nth line div.
coverage.line_elt = function (n) {
return $("#t" + n);
};
// Return the nth line number div.
coverage.num_elt = function (n) {
return $("#n" + n);
};
// Return the container of all the code.
coverage.code_container = function () {
return $(".linenos");
};
// Set the selection. b and e are line numbers.
coverage.set_sel = function (b, e) {
// The first line selected.
coverage.sel_begin = b;
// The next line not selected.
coverage.sel_end = (e === undefined) ? b+1 : e;
};
coverage.to_top = function () {
coverage.set_sel(0, 1);
coverage.scroll_window(0);
};
coverage.to_first_chunk = function () {
coverage.set_sel(0, 1);
coverage.to_next_chunk();
};
coverage.is_transparent = function (color) {
// Different browsers return different colors for "none".
return color === "transparent" || color === "rgba(0, 0, 0, 0)";
};
coverage.to_next_chunk = function () {
var c = coverage;
// Find the start of the next colored chunk.
var probe = c.sel_end;
while (true) {
var probe_line = c.line_elt(probe);
if (probe_line.length === 0) {
return;
}
var color = probe_line.css("background-color");
if (!c.is_transparent(color)) {
break;
}
probe++;
}
// There's a next chunk, `probe` points to it.
var begin = probe;
// Find the end of this chunk.
var next_color = color;
while (next_color === color) {
probe++;
probe_line = c.line_elt(probe);
next_color = probe_line.css("background-color");
}
c.set_sel(begin, probe);
c.show_selection();
};
coverage.to_prev_chunk = function () {
var c = coverage;
// Find the end of the prev colored chunk.
var probe = c.sel_begin-1;
var probe_line = c.line_elt(probe);
if (probe_line.length === 0) {
return;
}
var color = probe_line.css("background-color");
while (probe > 0 && c.is_transparent(color)) {
probe--;
probe_line = c.line_elt(probe);
if (probe_line.length === 0) {
return;
}
color = probe_line.css("background-color");
}
// There's a prev chunk, `probe` points to its last line.
var end = probe+1;
// Find the beginning of this chunk.
var prev_color = color;
while (prev_color === color) {
probe--;
probe_line = c.line_elt(probe);
prev_color = probe_line.css("background-color");
}
c.set_sel(probe+1, end);
c.show_selection();
};
// Return the line number of the line nearest pixel position pos
coverage.line_at_pos = function (pos) {
var l1 = coverage.line_elt(1),
l2 = coverage.line_elt(2),
result;
if (l1.length && l2.length) {
var l1_top = l1.offset().top,
line_height = l2.offset().top - l1_top,
nlines = (pos - l1_top) / line_height;
if (nlines < 1) {
result = 1;
}
else {
result = Math.ceil(nlines);
}
}
else {
result = 1;
}
return result;
};
// Returns 0, 1, or 2: how many of the two ends of the selection are on
// the screen right now?
coverage.selection_ends_on_screen = function () {
if (coverage.sel_begin === 0) {
return 0;
}
var top = coverage.line_elt(coverage.sel_begin);
var next = coverage.line_elt(coverage.sel_end-1);
return (
(top.isOnScreen() ? 1 : 0) +
(next.isOnScreen() ? 1 : 0)
);
};
coverage.to_next_chunk_nicely = function () {
coverage.finish_scrolling();
if (coverage.selection_ends_on_screen() === 0) {
// The selection is entirely off the screen: select the top line on
// the screen.
var win = $(window);
coverage.select_line_or_chunk(coverage.line_at_pos(win.scrollTop()));
}
coverage.to_next_chunk();
};
coverage.to_prev_chunk_nicely = function () {
coverage.finish_scrolling();
if (coverage.selection_ends_on_screen() === 0) {
var win = $(window);
coverage.select_line_or_chunk(coverage.line_at_pos(win.scrollTop() + win.height()));
}
coverage.to_prev_chunk();
};
// Select line number lineno, or if it is in a colored chunk, select the
// entire chunk
coverage.select_line_or_chunk = function (lineno) {
var c = coverage;
var probe_line = c.line_elt(lineno);
if (probe_line.length === 0) {
return;
}
var the_color = probe_line.css("background-color");
if (!c.is_transparent(the_color)) {
// The line is in a highlighted chunk.
// Search backward for the first line.
var probe = lineno;
var color = the_color;
while (probe > 0 && color === the_color) {
probe--;
probe_line = c.line_elt(probe);
if (probe_line.length === 0) {
break;
}
color = probe_line.css("background-color");
}
var begin = probe + 1;
// Search forward for the last line.
probe = lineno;
color = the_color;
while (color === the_color) {
probe++;
probe_line = c.line_elt(probe);
color = probe_line.css("background-color");
}
coverage.set_sel(begin, probe);
}
else {
coverage.set_sel(lineno);
}
};
coverage.show_selection = function () {
var c = coverage;
// Highlight the lines in the chunk
c.code_container().find(".highlight").removeClass("highlight");
for (var probe = c.sel_begin; probe > 0 && probe < c.sel_end; probe++) {
c.num_elt(probe).addClass("highlight");
}
c.scroll_to_selection();
};
coverage.scroll_to_selection = function () {
// Scroll the page if the chunk isn't fully visible.
if (coverage.selection_ends_on_screen() < 2) {
// Need to move the page. The html,body trick makes it scroll in all
// browsers, got it from http://stackoverflow.com/questions/3042651
var top = coverage.line_elt(coverage.sel_begin);
var top_pos = parseInt(top.offset().top, 10);
coverage.scroll_window(top_pos - 30);
}
};
coverage.scroll_window = function (to_pos) {
$("html,body").animate({scrollTop: to_pos}, 200);
};
coverage.finish_scrolling = function () {
$("html,body").stop(true, true);
};