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cdp: start nodeId from 1 instead of 0

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chromedp expects the nodeId starts to 1.
A start to 0 make it enter in infinite loop b/c it expects the Go's
default int, ie 0, to be nil from a map to stop the loop.
If the 0 index is set, it will loop...
This commit is contained in:
Pierre Tachoire
2025-09-19 17:07:42 +02:00
parent e3896455db
commit 283a9af406
2 changed files with 56 additions and 56 deletions
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82
src/cdp/Node.zig
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@@ -42,7 +42,7 @@ pub const Registry = struct {
pub fn init(allocator: Allocator) Registry {
return .{
.node_id = 0,
.node_id = 1,
.lookup_by_id = .{},
.lookup_by_node = .{},
.allocator = allocator,
@@ -346,18 +346,6 @@ test "cdp Node: Registry register" {
{
const n = (try doc.querySelector("#a1")).?;
const node = try registry.register(n);
const n1b = registry.lookup_by_id.get(0).?;
const n1c = registry.lookup_by_node.get(node._node).?;
try testing.expectEqual(node, n1b);
try testing.expectEqual(node, n1c);
try testing.expectEqual(0, node.id);
try testing.expectEqual(n, node._node);
}
{
const n = (try doc.querySelector("p")).?;
const node = try registry.register(n);
const n1b = registry.lookup_by_id.get(1).?;
const n1c = registry.lookup_by_node.get(node._node).?;
try testing.expectEqual(node, n1b);
@@ -366,6 +354,18 @@ test "cdp Node: Registry register" {
try testing.expectEqual(1, node.id);
try testing.expectEqual(n, node._node);
}
{
const n = (try doc.querySelector("p")).?;
const node = try registry.register(n);
const n1b = registry.lookup_by_id.get(2).?;
const n1c = registry.lookup_by_node.get(node._node).?;
try testing.expectEqual(node, n1b);
try testing.expectEqual(node, n1c);
try testing.expectEqual(2, node.id);
try testing.expectEqual(n, node._node);
}
}
test "cdp Node: search list" {
@@ -404,18 +404,18 @@ test "cdp Node: search list" {
const s1 = try search_list.create(try doc.querySelectorAll("a"));
try testing.expectEqual("1", s1.name);
try testing.expectEqualSlices(u32, &.{ 0, 1 }, s1.node_ids);
try testing.expectEqualSlices(u32, &.{ 1, 2 }, s1.node_ids);
try testing.expectEqual(2, registry.lookup_by_id.count());
try testing.expectEqual(2, registry.lookup_by_node.count());
const s2 = try search_list.create(try doc.querySelectorAll("#a1"));
try testing.expectEqual("2", s2.name);
try testing.expectEqualSlices(u32, &.{0}, s2.node_ids);
try testing.expectEqualSlices(u32, &.{1}, s2.node_ids);
const s3 = try search_list.create(try doc.querySelectorAll("#a2"));
try testing.expectEqual("3", s3.name);
try testing.expectEqualSlices(u32, &.{1}, s3.node_ids);
try testing.expectEqualSlices(u32, &.{2}, s3.node_ids);
try testing.expectEqual(2, registry.lookup_by_id.count());
try testing.expectEqual(2, registry.lookup_by_node.count());
@@ -443,8 +443,8 @@ test "cdp Node: Writer" {
defer testing.allocator.free(json);
try testing.expectJson(.{
.nodeId = 0,
.backendNodeId = 0,
.nodeId = 1,
.backendNodeId = 1,
.nodeType = 9,
.nodeName = "#document",
.localName = "",
@@ -456,8 +456,8 @@ test "cdp Node: Writer" {
.compatibilityMode = "NoQuirksMode",
.childNodeCount = 1,
.children = &.{.{
.nodeId = 1,
.backendNodeId = 1,
.nodeId = 2,
.backendNodeId = 2,
.nodeType = 1,
.nodeName = "HTML",
.localName = "html",
@@ -473,7 +473,7 @@ test "cdp Node: Writer" {
}
{
const node = registry.lookup_by_id.get(1).?;
const node = registry.lookup_by_id.get(2).?;
const json = try std.json.Stringify.valueAlloc(testing.allocator, Writer{
.root = node,
.depth = 1,
@@ -483,8 +483,8 @@ test "cdp Node: Writer" {
defer testing.allocator.free(json);
try testing.expectJson(.{
.nodeId = 1,
.backendNodeId = 1,
.nodeId = 2,
.backendNodeId = 2,
.nodeType = 1,
.nodeName = "HTML",
.localName = "html",
@@ -496,8 +496,8 @@ test "cdp Node: Writer" {
.compatibilityMode = "NoQuirksMode",
.isScrollable = false,
.children = &.{ .{
.nodeId = 2,
.backendNodeId = 2,
.nodeId = 3,
.backendNodeId = 3,
.nodeType = 1,
.nodeName = "HEAD",
.localName = "head",
@@ -508,10 +508,10 @@ test "cdp Node: Writer" {
.xmlVersion = "",
.compatibilityMode = "NoQuirksMode",
.isScrollable = false,
.parentId = 1,
.parentId = 2,
}, .{
.nodeId = 3,
.backendNodeId = 3,
.nodeId = 4,
.backendNodeId = 4,
.nodeType = 1,
.nodeName = "BODY",
.localName = "body",
@@ -522,13 +522,13 @@ test "cdp Node: Writer" {
.xmlVersion = "",
.compatibilityMode = "NoQuirksMode",
.isScrollable = false,
.parentId = 1,
.parentId = 2,
} },
}, json);
}
{
const node = registry.lookup_by_id.get(1).?;
const node = registry.lookup_by_id.get(2).?;
const json = try std.json.Stringify.valueAlloc(testing.allocator, Writer{
.root = node,
.depth = -1,
@@ -538,8 +538,8 @@ test "cdp Node: Writer" {
defer testing.allocator.free(json);
try testing.expectJson(&.{ .{
.nodeId = 2,
.backendNodeId = 2,
.nodeId = 3,
.backendNodeId = 3,
.nodeType = 1,
.nodeName = "HEAD",
.localName = "head",
@@ -550,10 +550,10 @@ test "cdp Node: Writer" {
.xmlVersion = "",
.compatibilityMode = "NoQuirksMode",
.isScrollable = false,
.parentId = 1,
.parentId = 2,
}, .{
.nodeId = 3,
.backendNodeId = 3,
.nodeId = 4,
.backendNodeId = 4,
.nodeType = 1,
.nodeName = "BODY",
.localName = "body",
@@ -565,20 +565,20 @@ test "cdp Node: Writer" {
.compatibilityMode = "NoQuirksMode",
.isScrollable = false,
.children = &.{ .{
.nodeId = 4,
.nodeId = 5,
.localName = "a",
.childNodeCount = 0,
.parentId = 3,
.parentId = 4,
}, .{
.nodeId = 5,
.nodeId = 6,
.localName = "div",
.childNodeCount = 1,
.parentId = 3,
.parentId = 4,
.children = &.{.{
.nodeId = 6,
.nodeId = 7,
.localName = "a",
.childNodeCount = 0,
.parentId = 5,
.parentId = 6,
}},
} },
} }, json);