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chore(core): checkpoint model capability defaults

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Aiden Cline 2026-07-07 21:19:14 -05:00
commit 77fce8b24c
14 changed files with 301 additions and 25 deletions
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109
packages/core/test/session-runner-message.test.ts
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@ -240,7 +240,7 @@ Recent work
expect(messages[1]?.content).toEqual([{ type: "text", text: "Review this directory" }])
})
test("uses materialized image data as provider media and drops unsupported attachments", () => {
test("defaults missing model capabilities to text and image input", () => {
const data = Base64.make("AAECAw==")
const messages = toLLMMessages(
[
@ -266,6 +266,113 @@ Recent work
expect(messages[0]?.content).toEqual([
{ type: "text", text: "Inspect this image" },
{ type: "media", mediaType: "image/png", data, filename: "image.png" },
{
type: "text",
text: 'ERROR: Cannot read "document.pdf" (this model does not support pdf input). Inform the user.',
},
])
})
test("uses explicit model input capabilities instead of attachment defaults", () => {
const data = Base64.make("AAECAw==")
const messages = toLLMMessages(
[
SessionMessage.User.make({
id: id("user-unsupported-pdf"),
type: "user",
text: "Inspect these files",
files: [
FileAttachment.make({ data, mime: "image/png", source: { type: "inline" }, name: "image.png" }),
FileAttachment.make({
data: Base64.make("JVBERg=="),
mime: "application/pdf",
source: { type: "inline" },
name: "document.pdf",
}),
],
time: { created },
}),
],
model,
model.providerID,
{ tools: true, input: ["text", "pdf"], output: ["text"] },
)
expect(messages[0]?.content).toEqual([
{ type: "text", text: "Inspect these files" },
{
type: "text",
text: 'ERROR: Cannot read "image.png" (this model does not support image input). Inform the user.',
},
{ type: "media", mediaType: "application/pdf", data: "JVBERg==", filename: "document.pdf" },
])
})
test("treats explicit empty input capabilities as authoritative", () => {
const messages = toLLMMessages(
[
SessionMessage.User.make({
id: id("user-empty-capabilities"),
type: "user",
text: "Inspect this image",
files: [
FileAttachment.make({
data: Base64.make("AAECAw=="),
mime: "image/png",
source: { type: "inline" },
name: "image.png",
}),
],
time: { created },
}),
],
model,
model.providerID,
{ tools: false, input: [], output: [] },
)
expect(messages[0]?.content).toEqual([
{ type: "text", text: "Inspect this image" },
{
type: "text",
text: 'ERROR: Cannot read "image.png" (this model does not support image input). Inform the user.',
},
])
})
test("classifies audio and video MIME families through explicit capabilities", () => {
const messages = toLLMMessages(
[
SessionMessage.User.make({
id: id("user-media-capabilities"),
type: "user",
text: "Inspect this media",
files: [
FileAttachment.make({
data: Base64.make("AAECAw=="),
mime: "audio/mpeg",
source: { type: "inline" },
name: "audio.mp3",
}),
FileAttachment.make({
data: Base64.make("AAECAw=="),
mime: "video/webm",
source: { type: "inline" },
name: "video.webm",
}),
],
time: { created },
}),
],
model,
model.providerID,
{ tools: false, input: ["text", "audio", "video"], output: ["text"] },
)
expect(messages[0]?.content).toEqual([
{ type: "text", text: "Inspect this media" },
{ type: "media", mediaType: "audio/mpeg", data: "AAECAw==", filename: "audio.mp3" },
{ type: "media", mediaType: "video/webm", data: "AAECAw==", filename: "video.webm" },
])
})