Merge pull request #51 from Browsercore/wpt

WPT tests

src/dom/document.zig

@@ -2,9 +2,16 @@ const std = @import("std");
 
 const parser = @import("../netsurf.zig");
 
-const Node = @import("node.zig").Node;
-const Element = @import("element.zig").Element;
+const jsruntime = @import("jsruntime");
+const Case = jsruntime.test_utils.Case;
+const checkCases = jsruntime.test_utils.checkCases;
 
+const Node = @import("node.zig").Node;
+
+const Element = @import("element.zig").Element;
+const ElementUnion = @import("element.zig").Union;
+
+// WEB IDL https://dom.spec.whatwg.org/#document
 pub const Document = struct {
     pub const Self = parser.Document;
     pub const prototype = *Node;
@@ -15,20 +22,62 @@ pub const Document = struct {
     //     return .{};
     // }
 
-    pub fn getElementById(self: *parser.Document, id: []const u8) ?*parser.Element {
-        return parser.documentGetElementById(self, id);
-    }
-
     // JS funcs
     // --------
 
-    pub fn get_body(_: *parser.Document) ?*parser.Body {
-        // TODO
-        return null;
+    pub fn _getElementById(self: *parser.Document, id: []const u8) ?ElementUnion {
+        const e = parser.documentGetElementById(self, id) orelse return null;
+        return Element.toInterface(e);
     }
 
-    pub fn _getElementById(_: *parser.Document, _: []u8) ?*parser.Element {
-        // TODO
-        return null;
+    pub fn _createElement(self: *parser.Document, tag_name: []const u8) ElementUnion {
+        const e = parser.documentCreateElement(self, tag_name);
+        return Element.toInterface(e);
     }
 };
+
+// Tests
+// -----
+
+pub fn testExecFn(
+    _: std.mem.Allocator,
+    js_env: *jsruntime.Env,
+    comptime _: []jsruntime.API,
+) !void {
+    var constructor = [_]Case{
+        .{ .src = "document.__proto__.__proto__.constructor.name", .ex = "Document" },
+        .{ .src = "document.__proto__.__proto__.__proto__.constructor.name", .ex = "Node" },
+        .{ .src = "document.__proto__.__proto__.__proto__.__proto__.constructor.name", .ex = "EventTarget" },
+    };
+    try checkCases(js_env, &constructor);
+
+    var getElementById = [_]Case{
+        .{ .src = "let getElementById = document.getElementById('content')", .ex = "undefined" },
+        .{ .src = "getElementById.constructor.name", .ex = "HTMLDivElement" },
+        .{ .src = "getElementById.localName", .ex = "div" },
+    };
+    try checkCases(js_env, &getElementById);
+
+    const tags = comptime parser.Tag.all();
+    const elements = comptime parser.Tag.allElements();
+    comptime var createElements: [(tags.len) * 3]Case = undefined;
+    inline for (tags, elements, 0..) |tag, element_name, i| {
+        // if (tag == .undef) {
+        //     continue;
+        // }
+        const tag_name = @tagName(tag);
+        createElements[i * 3] = Case{
+            .src = "var " ++ tag_name ++ "Elem = document.createElement('" ++ tag_name ++ "')",
+            .ex = "undefined",
+        };
+        createElements[(i * 3) + 1] = Case{
+            .src = tag_name ++ "Elem.constructor.name",
+            .ex = "HTML" ++ element_name ++ "Element",
+        };
+        createElements[(i * 3) + 2] = Case{
+            .src = tag_name ++ "Elem.localName",
+            .ex = tag_name,
+        };
+    }
+    try checkCases(js_env, &createElements);
+}

src/dom/element.zig

@@ -3,12 +3,19 @@ const std = @import("std");
 const parser = @import("../netsurf.zig");
 
 const Node = @import("node.zig").Node;
+const HTMLElem = @import("../html/elements.zig");
+pub const Union = @import("../html/elements.zig").Union;
 
+// WEB IDL https://dom.spec.whatwg.org/#element
 pub const Element = struct {
     pub const Self = parser.Element;
     pub const prototype = *Node;
     pub const mem_guarantied = true;
 
+    pub fn toInterface(e: *parser.Element) Union {
+        return HTMLElem.toInterface(Union, e);
+    }
+
     // JS funcs
     // --------