mirror of
https://github.com/lightpanda-io/browser.git
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402 lines
15 KiB
Zig
402 lines
15 KiB
Zig
const std = @import("std");
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const jsruntime = @import("jsruntime");
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const Case = jsruntime.test_utils.Case;
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const checkCases = jsruntime.test_utils.checkCases;
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const generate = @import("../generate.zig");
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const parser = @import("../netsurf.zig");
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const EventTarget = @import("event_target.zig").EventTarget;
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const CData = @import("character_data.zig");
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const HTMLDocument = @import("../html/document.zig").HTMLDocument;
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const HTMLElem = @import("../html/elements.zig");
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pub const Node = struct {
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pub const Self = parser.Node;
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pub const prototype = *EventTarget;
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pub const mem_guarantied = true;
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pub fn toInterface(node: *parser.Node) Union {
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return switch (parser.nodeType(node)) {
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.element => HTMLElem.toInterface(Union, @as(*parser.Element, @ptrCast(node))),
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.comment => .{ .Comment = @as(*parser.Comment, @ptrCast(node)) },
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.text => .{ .Text = @as(*parser.Text, @ptrCast(node)) },
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.document => .{ .HTMLDocument = @as(*parser.DocumentHTML, @ptrCast(node)) },
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else => @panic("node type not handled"), // TODO
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};
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}
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// JS funcs
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// --------
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// Read-only attributes
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pub fn get_firstChild(self: *parser.Node) ?Union {
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const res = parser.nodeFirstChild(self);
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if (res == null) {
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return null;
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}
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return Node.toInterface(res.?);
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}
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pub fn get_lastChild(self: *parser.Node) ?Union {
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const res = parser.nodeLastChild(self);
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if (res == null) {
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return null;
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}
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return Node.toInterface(res.?);
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}
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pub fn get_nextSibling(self: *parser.Node) ?Union {
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const res = parser.nodeNextSibling(self);
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if (res == null) {
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return null;
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}
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return Node.toInterface(res.?);
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}
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pub fn get_previousSibling(self: *parser.Node) ?Union {
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const res = parser.nodePreviousSibling(self);
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if (res == null) {
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return null;
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}
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return Node.toInterface(res.?);
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}
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pub fn get_parentNode(self: *parser.Node) ?Union {
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const res = parser.nodeParentNode(self);
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if (res == null) {
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return null;
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}
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return Node.toInterface(res.?);
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}
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pub fn get_parentElement(self: *parser.Node) ?HTMLElem.Union {
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const res = parser.nodeParentElement(self);
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if (res == null) {
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return null;
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}
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return HTMLElem.toInterface(HTMLElem.Union, @as(*parser.Element, @ptrCast(res.?)));
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}
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pub fn get_nodeName(self: *parser.Node) []const u8 {
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return parser.nodeName(self);
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}
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pub fn get_nodeType(self: *parser.Node) u8 {
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return @intFromEnum(parser.nodeType(self));
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}
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pub fn get_ownerDocument(self: *parser.Node) ?*parser.DocumentHTML {
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const res = parser.nodeOwnerDocument(self);
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if (res == null) {
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return null;
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}
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return @as(*parser.DocumentHTML, @ptrCast(res.?));
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}
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pub fn get_isConnected(self: *parser.Node) bool {
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// TODO: handle Shadow DOM
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if (parser.nodeType(self) == .document) {
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return true;
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}
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return Node.get_parentNode(self) != null;
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}
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// Read/Write attributes
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pub fn get_nodeValue(self: *parser.Node) ?[]const u8 {
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return parser.nodeValue(self);
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}
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pub fn set_nodeValue(self: *parser.Node, data: []u8) void {
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parser.nodeSetValue(self, data);
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}
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pub fn get_textContent(self: *parser.Node) ?[]const u8 {
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return parser.nodeTextContent(self);
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}
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pub fn set_textContent(self: *parser.Node, data: []u8) void {
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return parser.nodeSetTextContent(self, data);
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}
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// Methods
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pub fn _appendChild(self: *parser.Node, child: *parser.Node) Union {
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// TODO: DocumentFragment special case
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const res = parser.nodeAppendChild(self, child);
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return Node.toInterface(res);
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}
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pub fn _cloneNode(self: *parser.Node, deep: ?bool) Union {
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const clone = parser.nodeCloneNode(self, deep orelse false);
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return Node.toInterface(clone);
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}
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pub fn _compareDocumentPosition(self: *parser.Node, other: *parser.Node) void {
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// TODO
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_ = other;
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_ = self;
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std.log.err("Not implemented {s}", .{"node.compareDocumentPosition()"});
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}
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pub fn _contains(self: *parser.Node, other: *parser.Node) bool {
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return parser.nodeContains(self, other);
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}
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pub fn _getRootNode(self: *parser.Node) void {
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// TODO
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_ = self;
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std.log.err("Not implemented {s}", .{"node.getRootNode()"});
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}
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pub fn _hasChildNodes(self: *parser.Node) bool {
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return parser.nodeHasChildNodes(self);
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}
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pub fn _insertBefore(self: *parser.Node, new_node: *parser.Node, ref_node: *parser.Node) *parser.Node {
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return parser.nodeInsertBefore(self, new_node, ref_node);
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}
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pub fn _isDefaultNamespace(self: *parser.Node, namespace: []const u8) bool {
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// TODO: namespace is not an optional parameter, but can be null.
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return parser.nodeIsDefaultNamespace(self, namespace);
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}
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pub fn _isEqualNode(self: *parser.Node, other: *parser.Node) bool {
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// TODO: other is not an optional parameter, but can be null.
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return parser.nodeIsEqualNode(self, other);
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}
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pub fn _isSameNode(self: *parser.Node, other: *parser.Node) bool {
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// TODO: other is not an optional parameter, but can be null.
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// NOTE: there is no need to use isSameNode(); instead use the === strict equality operator
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return parser.nodeIsSameNode(self, other);
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}
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pub fn _lookupPrefix(self: *parser.Node, namespace: ?[]const u8) ?[]const u8 {
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// TODO: other is not an optional parameter, but can be null.
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if (namespace == null) {
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return null;
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}
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if (std.mem.eql(u8, namespace.?, "")) {
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return null;
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}
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return parser.nodeLookupPrefix(self, namespace.?);
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}
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pub fn _lookupNamespaceURI(self: *parser.Node, prefix: ?[]const u8) ?[]const u8 {
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// TODO: other is not an optional parameter, but can be null.
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return parser.nodeLookupNamespaceURI(self, prefix);
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}
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pub fn _normalize(self: *parser.Node) void {
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return parser.nodeNormalize(self);
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}
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pub fn _removeChild(self: *parser.Node, child: *parser.Node) Union {
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const res = parser.nodeRemoveChild(self, child);
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return Node.toInterface(res);
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}
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pub fn _replaceChild(self: *parser.Node, new_child: *parser.Node, old_child: *parser.Node) Union {
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const res = parser.nodeReplaceChild(self, new_child, old_child);
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return Node.toInterface(res);
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}
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};
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pub const Types = generate.Tuple(.{
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CData.Types,
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HTMLElem.Types,
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HTMLDocument,
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});
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const Generated = generate.Union.compile(Types);
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pub const Union = Generated._union;
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pub const Tags = Generated._enum;
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// Tests
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// -----
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pub fn testExecFn(
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_: std.mem.Allocator,
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js_env: *jsruntime.Env,
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comptime _: []jsruntime.API,
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) !void {
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var first_child = [_]Case{
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// for next test cases
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.{ .src = "let content = document.getElementById('content')", .ex = "undefined" },
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.{ .src = "let link = document.getElementById('link')", .ex = "undefined" },
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.{ .src = "let first_child = document.body.firstChild", .ex = "undefined" },
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.{ .src = "first_child.localName", .ex = "div" },
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.{ .src = "first_child.__proto__.constructor.name", .ex = "HTMLDivElement" },
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.{ .src = "document.getElementById('para-empty').firstChild.firstChild", .ex = "null" },
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};
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try checkCases(js_env, &first_child);
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var last_child = [_]Case{
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.{ .src = "let last_child = content.lastChild", .ex = "undefined" },
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.{ .src = "last_child.__proto__.constructor.name", .ex = "Comment" },
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};
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try checkCases(js_env, &last_child);
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var next_sibling = [_]Case{
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.{ .src = "let next_sibling = link.nextSibling", .ex = "undefined" },
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.{ .src = "next_sibling.localName", .ex = "p" },
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.{ .src = "next_sibling.__proto__.constructor.name", .ex = "HTMLParagraphElement" },
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.{ .src = "content.nextSibling", .ex = "null" },
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};
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try checkCases(js_env, &next_sibling);
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var prev_sibling = [_]Case{
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.{ .src = "let prev_sibling = document.getElementById('para-empty').previousSibling", .ex = "undefined" },
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.{ .src = "prev_sibling.localName", .ex = "a" },
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.{ .src = "prev_sibling.__proto__.constructor.name", .ex = "HTMLAnchorElement" },
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.{ .src = "content.previousSibling", .ex = "null" },
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};
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try checkCases(js_env, &prev_sibling);
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var parent = [_]Case{
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.{ .src = "let parent = document.getElementById('para').parentElement", .ex = "undefined" },
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.{ .src = "parent.localName", .ex = "div" },
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.{ .src = "parent.__proto__.constructor.name", .ex = "HTMLDivElement" },
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.{ .src = "let h = content.parentElement.parentElement", .ex = "undefined" },
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.{ .src = "h.parentElement", .ex = "null" },
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.{ .src = "h.parentNode.__proto__.constructor.name", .ex = "HTMLDocument" },
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};
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try checkCases(js_env, &parent);
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var node_name = [_]Case{
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.{ .src = "content.firstChild.nodeName === 'A'", .ex = "true" },
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.{ .src = "link.firstChild.nodeName === '#text'", .ex = "true" },
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.{ .src = "content.lastChild.nodeName === '#comment'", .ex = "true" },
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.{ .src = "document.nodeName === '#document'", .ex = "true" },
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};
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try checkCases(js_env, &node_name);
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var node_type = [_]Case{
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.{ .src = "content.firstChild.nodeType === 1", .ex = "true" },
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.{ .src = "link.firstChild.nodeType === 3", .ex = "true" },
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.{ .src = "content.lastChild.nodeType === 8", .ex = "true" },
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.{ .src = "document.nodeType === 9", .ex = "true" },
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};
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try checkCases(js_env, &node_type);
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var owner = [_]Case{
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.{ .src = "let owner = content.ownerDocument", .ex = "undefined" },
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.{ .src = "owner.__proto__.constructor.name", .ex = "HTMLDocument" },
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.{ .src = "document.ownerDocument", .ex = "null" },
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.{ .src = "let owner2 = document.createElement('div').ownerDocument", .ex = "undefined" },
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.{ .src = "owner2.__proto__.constructor.name", .ex = "HTMLDocument" },
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};
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try checkCases(js_env, &owner);
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var connected = [_]Case{
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.{ .src = "content.isConnected", .ex = "true" },
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.{ .src = "document.isConnected", .ex = "true" },
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.{ .src = "document.createElement('div').isConnected", .ex = "false" },
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};
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try checkCases(js_env, &connected);
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var node_value = [_]Case{
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.{ .src = "content.lastChild.nodeValue === 'comment'", .ex = "true" },
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.{ .src = "link.nodeValue === null", .ex = "true" },
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.{ .src = "let text = link.firstChild", .ex = "undefined" },
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.{ .src = "text.nodeValue === 'OK'", .ex = "true" },
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.{ .src = "text.nodeValue = 'OK modified'", .ex = "OK modified" },
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.{ .src = "text.nodeValue === 'OK modified'", .ex = "true" },
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.{ .src = "link.nodeValue = 'nothing'", .ex = "nothing" },
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};
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try checkCases(js_env, &node_value);
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var node_text_content = [_]Case{
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.{ .src = "text.textContent === 'OK modified'", .ex = "true" },
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.{ .src = "content.textContent === 'OK modified And'", .ex = "true" },
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.{ .src = "text.textContent = 'OK'", .ex = "OK" },
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.{ .src = "text.textContent", .ex = "OK" },
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.{ .src = "document.getElementById('para-empty').textContent", .ex = "" },
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.{ .src = "document.getElementById('para-empty').textContent = 'OK'", .ex = "OK" },
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.{ .src = "document.getElementById('para-empty').firstChild.nodeName === '#text'", .ex = "true" },
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};
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try checkCases(js_env, &node_text_content);
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var node_append_child = [_]Case{
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.{ .src = "let append = document.createElement('h1')", .ex = "undefined" },
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.{ .src = "content.appendChild(append).toString()", .ex = "[object HTMLHeadingElement]" },
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.{ .src = "content.lastChild.__proto__.constructor.name", .ex = "HTMLHeadingElement" },
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.{ .src = "content.appendChild(link).toString()", .ex = "[object HTMLAnchorElement]" },
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};
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try checkCases(js_env, &node_append_child);
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var node_clone = [_]Case{
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.{ .src = "let clone = link.cloneNode()", .ex = "undefined" },
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.{ .src = "clone.toString()", .ex = "[object HTMLAnchorElement]" },
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.{ .src = "clone.parentNode === null", .ex = "true" },
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.{ .src = "clone.firstChild === null", .ex = "true" },
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.{ .src = "let clone_deep = link.cloneNode(true)", .ex = "undefined" },
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.{ .src = "clone_deep.firstChild.nodeName === '#text'", .ex = "true" },
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};
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try checkCases(js_env, &node_clone);
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var node_contains = [_]Case{
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.{ .src = "link.contains(text)", .ex = "true" },
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.{ .src = "text.contains(link)", .ex = "false" },
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};
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try checkCases(js_env, &node_contains);
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var node_has_child_nodes = [_]Case{
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.{ .src = "link.hasChildNodes()", .ex = "true" },
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.{ .src = "text.hasChildNodes()", .ex = "false" },
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};
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try checkCases(js_env, &node_has_child_nodes);
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var node_insert_before = [_]Case{
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.{ .src = "let insertBefore = document.createElement('a')", .ex = "undefined" },
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.{ .src = "link.insertBefore(insertBefore, text) !== undefined", .ex = "true" },
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.{ .src = "link.firstChild.localName === 'a'", .ex = "true" },
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};
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try checkCases(js_env, &node_insert_before);
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var node_is_default_namespace = [_]Case{
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// TODO: does not seems to work
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// .{ .src = "link.isDefaultNamespace('')", .ex = "true" },
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.{ .src = "link.isDefaultNamespace('false')", .ex = "false" },
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};
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try checkCases(js_env, &node_is_default_namespace);
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var node_is_equal_node = [_]Case{
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.{ .src = "let equal1 = document.createElement('a')", .ex = "undefined" },
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.{ .src = "let equal2 = document.createElement('a')", .ex = "undefined" },
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.{ .src = "equal1.textContent = 'is equal'", .ex = "is equal" },
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.{ .src = "equal2.textContent = 'is equal'", .ex = "is equal" },
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// TODO: does not seems to work
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// .{ .src = "equal1.isEqualNode(equal2)", .ex = "true" },
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};
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try checkCases(js_env, &node_is_equal_node);
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var node_is_same_node = [_]Case{
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.{ .src = "document.body.isSameNode(document.body)", .ex = "true" },
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};
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try checkCases(js_env, &node_is_same_node);
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var node_normalize = [_]Case{
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// TODO: no test
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.{ .src = "link.normalize()", .ex = "undefined" },
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};
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try checkCases(js_env, &node_normalize);
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var node_remove_child = [_]Case{
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.{ .src = "content.removeChild(append) !== undefined", .ex = "true" },
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.{ .src = "content.lastChild.__proto__.constructor.name !== 'HTMLHeadingElement'", .ex = "true" },
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};
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try checkCases(js_env, &node_remove_child);
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var node_replace_child = [_]Case{
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.{ .src = "let replace = document.createElement('div')", .ex = "undefined" },
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.{ .src = "link.replaceChild(replace, insertBefore) !== undefined", .ex = "true" },
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};
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try checkCases(js_env, &node_replace_child);
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}
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