forked from Zakaria/hermes-agent
Hermes-agent
This commit is contained in:
Zakaria
@@ -0,0 +1,638 @@
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"""Tests for agent/image_routing.py — the per-turn image input mode decision."""
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from __future__ import annotations
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import base64
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from pathlib import Path
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from unittest.mock import patch
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from agent.image_routing import (
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_coerce_capability_bool,
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_coerce_mode,
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_explicit_aux_vision_override,
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_lookup_supports_vision,
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_supports_vision_override,
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build_native_content_parts,
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decide_image_input_mode,
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extract_image_refs,
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)
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# ─── _coerce_mode ────────────────────────────────────────────────────────────
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class TestCoerceMode:
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def test_valid_modes_pass_through(self):
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assert _coerce_mode("auto") == "auto"
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assert _coerce_mode("native") == "native"
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assert _coerce_mode("text") == "text"
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def test_case_insensitive(self):
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assert _coerce_mode("NATIVE") == "native"
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assert _coerce_mode("Auto") == "auto"
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def test_invalid_falls_back_to_auto(self):
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assert _coerce_mode("nonsense") == "auto"
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assert _coerce_mode("") == "auto"
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assert _coerce_mode(None) == "auto"
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assert _coerce_mode(42) == "auto"
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def test_strips_whitespace(self):
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assert _coerce_mode(" native ") == "native"
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# ─── _explicit_aux_vision_override ───────────────────────────────────────────
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class TestExplicitAuxVisionOverride:
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def test_none_config(self):
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assert _explicit_aux_vision_override(None) is False
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def test_empty_config(self):
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assert _explicit_aux_vision_override({}) is False
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def test_default_auto_is_not_explicit(self):
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cfg = {"auxiliary": {"vision": {"provider": "auto", "model": "", "base_url": ""}}}
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assert _explicit_aux_vision_override(cfg) is False
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def test_provider_set_is_explicit(self):
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cfg = {"auxiliary": {"vision": {"provider": "openrouter", "model": ""}}}
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assert _explicit_aux_vision_override(cfg) is True
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def test_model_set_is_explicit(self):
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cfg = {"auxiliary": {"vision": {"provider": "auto", "model": "google/gemini-2.5-flash"}}}
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assert _explicit_aux_vision_override(cfg) is True
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def test_base_url_set_is_explicit(self):
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cfg = {"auxiliary": {"vision": {"provider": "auto", "base_url": "http://localhost:11434"}}}
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assert _explicit_aux_vision_override(cfg) is True
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# ─── decide_image_input_mode ─────────────────────────────────────────────────
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class TestDecideImageInputMode:
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def test_explicit_native_overrides_everything(self):
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cfg = {"agent": {"image_input_mode": "native"}}
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# Non-vision model, aux-vision explicitly configured: native still wins.
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cfg["auxiliary"] = {"vision": {"provider": "openrouter", "model": "foo"}}
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with patch("agent.image_routing._lookup_supports_vision", return_value=False):
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assert decide_image_input_mode("openrouter", "some-non-vision-model", cfg) == "native"
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def test_explicit_text_overrides_everything(self):
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cfg = {"agent": {"image_input_mode": "text"}}
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with patch("agent.image_routing._lookup_supports_vision", return_value=True):
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assert decide_image_input_mode("anthropic", "claude-sonnet-4", cfg) == "text"
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def test_auto_with_vision_capable_model(self):
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with patch("agent.image_routing._lookup_supports_vision", return_value=True):
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assert decide_image_input_mode("anthropic", "claude-sonnet-4", {}) == "native"
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def test_auto_with_non_vision_model(self):
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with patch("agent.image_routing._lookup_supports_vision", return_value=False):
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assert decide_image_input_mode("openrouter", "qwen/qwen3-235b", {}) == "text"
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def test_auto_with_unknown_model(self):
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with patch("agent.image_routing._lookup_supports_vision", return_value=None):
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assert decide_image_input_mode("openrouter", "brand-new-slug", {}) == "text"
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def test_auto_respects_aux_vision_override_even_for_vision_model(self):
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"""If the user configured a dedicated vision backend, don't bypass it."""
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cfg = {"auxiliary": {"vision": {"provider": "openrouter", "model": "google/gemini-2.5-flash"}}}
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with patch("agent.image_routing._lookup_supports_vision", return_value=True):
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assert decide_image_input_mode("anthropic", "claude-sonnet-4", cfg) == "text"
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def test_none_config_is_auto(self):
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with patch("agent.image_routing._lookup_supports_vision", return_value=True):
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assert decide_image_input_mode("anthropic", "claude-sonnet-4", None) == "native"
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def test_invalid_mode_coerces_to_auto(self):
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cfg = {"agent": {"image_input_mode": "weird-value"}}
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with patch("agent.image_routing._lookup_supports_vision", return_value=True):
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assert decide_image_input_mode("anthropic", "claude-sonnet-4", cfg) == "native"
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def test_auto_uses_text_for_text_only_modalities_even_with_attachment_flag(self):
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registry = {
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"xiaomi": {
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"models": {
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"mimo-v2.5-pro": {
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"attachment": True,
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"modalities": {"input": ["text"]},
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"tool_call": True,
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},
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},
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},
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}
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with patch("agent.models_dev.fetch_models_dev", return_value=registry):
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assert decide_image_input_mode("xiaomi", "mimo-v2.5-pro", {}) == "text"
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# ─── _coerce_capability_bool ─────────────────────────────────────────────────
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class TestCoerceCapabilityBool:
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def test_real_bool_passes_through(self):
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assert _coerce_capability_bool(True) is True
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assert _coerce_capability_bool(False) is False
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def test_int_0_and_1(self):
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assert _coerce_capability_bool(1) is True
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assert _coerce_capability_bool(0) is False
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def test_other_ints_return_none(self):
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assert _coerce_capability_bool(2) is None
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assert _coerce_capability_bool(-1) is None
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def test_yaml_true_tokens(self):
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for s in ("true", "TRUE", "True", "yes", "on", "1", " true "):
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assert _coerce_capability_bool(s) is True
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def test_yaml_false_tokens(self):
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for s in ("false", "FALSE", "False", "no", "off", "0", " false "):
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assert _coerce_capability_bool(s) is False
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def test_quoted_false_does_not_silently_become_true(self):
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# Regression: bool("false") is True in Python. A user writing
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# supports_vision: "false" must NOT enable native vision routing.
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assert _coerce_capability_bool("false") is False
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def test_unrecognised_strings_return_none(self):
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# None == fall through to models.dev, not a silent truthy.
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assert _coerce_capability_bool("maybe") is None
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assert _coerce_capability_bool("") is None
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assert _coerce_capability_bool("definitely") is None
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def test_other_types_return_none(self):
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assert _coerce_capability_bool(None) is None
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assert _coerce_capability_bool([]) is None
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assert _coerce_capability_bool({}) is None
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assert _coerce_capability_bool(1.5) is None
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# ─── _supports_vision_override ───────────────────────────────────────────────
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class TestSupportsVisionOverride:
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def test_no_cfg_returns_none(self):
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assert _supports_vision_override(None, "custom", "my-llava") is None
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assert _supports_vision_override({}, "custom", "my-llava") is None
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def test_top_level_shortcut_wins(self):
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cfg = {"model": {"supports_vision": True}}
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assert _supports_vision_override(cfg, "custom", "my-llava") is True
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def test_top_level_false_propagates(self):
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cfg = {"model": {"supports_vision": False}}
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assert _supports_vision_override(cfg, "custom", "my-llava") is False
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def test_per_provider_per_model_via_runtime_name(self):
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cfg = {
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"providers": {
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"custom": {"models": {"my-llava": {"supports_vision": True}}},
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},
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}
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assert _supports_vision_override(cfg, "custom", "my-llava") is True
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def test_per_provider_per_model_via_config_name(self):
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# Named custom provider — runtime self.provider == "custom", config
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# holds the original name under model.provider.
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cfg = {
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"model": {"provider": "my-vllm"},
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"providers": {
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"my-vllm": {"models": {"my-llava": {"supports_vision": True}}},
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},
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}
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assert _supports_vision_override(cfg, "custom", "my-llava") is True
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def test_quoted_false_string_in_yaml_does_not_enable(self):
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# Real-world: user writes supports_vision: "false" (quoted).
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cfg = {"model": {"supports_vision": "false"}}
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assert _supports_vision_override(cfg, "custom", "my-llava") is False
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def test_unrecognised_value_falls_through(self):
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cfg = {"model": {"supports_vision": "maybe"}}
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assert _supports_vision_override(cfg, "custom", "my-llava") is None
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def test_no_override_returns_none(self):
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cfg = {"model": {"default": "my-llava"}}
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assert _supports_vision_override(cfg, "custom", "my-llava") is None
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def test_malformed_sections_are_ignored(self):
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# User accidentally wrote a string where a section was expected —
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# don't blow up, just fall through.
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cfg = {"model": "some-string", "providers": ["not-a-dict"]}
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assert _supports_vision_override(cfg, "custom", "my-llava") is None
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# ─── _lookup_supports_vision (override-aware) ────────────────────────────────
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class TestLookupSupportsVisionOverride:
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def test_config_override_short_circuits_models_dev(self):
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# Config says True, models.dev says None — config wins.
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cfg = {"model": {"supports_vision": True}}
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with patch("agent.models_dev.get_model_capabilities", return_value=None):
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assert _lookup_supports_vision("custom", "my-llava", cfg) is True
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def test_config_override_false_beats_vision_capable_models_dev(self):
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# User explicitly disables vision on a models.dev-vision-capable model.
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fake_caps = type("Caps", (), {"supports_vision": True})()
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cfg = {"model": {"supports_vision": False}}
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with patch("agent.models_dev.get_model_capabilities", return_value=fake_caps):
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assert _lookup_supports_vision("anthropic", "claude-sonnet-4", cfg) is False
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def test_no_override_falls_back_to_models_dev(self):
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fake_caps = type("Caps", (), {"supports_vision": True})()
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with patch("agent.models_dev.get_model_capabilities", return_value=fake_caps):
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assert _lookup_supports_vision("anthropic", "claude-sonnet-4", {}) is True
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def test_no_override_no_models_dev_entry_returns_none(self):
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with patch("agent.models_dev.get_model_capabilities", return_value=None):
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assert _lookup_supports_vision("custom", "my-llava", {}) is None
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def test_cfg_none_falls_back_to_models_dev(self):
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# Caller didn't pass cfg at all — old call sites must still work.
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with patch("agent.models_dev.get_model_capabilities", return_value=None):
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assert _lookup_supports_vision("openrouter", "x", None) is None
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# ─── decide_image_input_mode with auto + override ────────────────────────────
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class TestAutoModeRespectsOverride:
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def test_auto_native_for_custom_with_supports_vision_true(self):
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# The motivating bug: Qwen3.6 on local llama.cpp via provider=custom.
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# Without the override, auto falls back to text. With it, auto picks
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# native — no need to also set agent.image_input_mode: native.
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cfg = {"model": {"supports_vision": True}}
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with patch("agent.models_dev.get_model_capabilities", return_value=None):
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assert decide_image_input_mode("custom", "qwen3.6-35b", cfg) == "native"
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def test_auto_text_for_custom_with_supports_vision_false(self):
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cfg = {"model": {"supports_vision": False}}
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with patch("agent.models_dev.get_model_capabilities", return_value=None):
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assert decide_image_input_mode("custom", "some-text-only", cfg) == "text"
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def test_auto_text_for_custom_with_no_override(self):
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# Unchanged baseline: unknown custom model → text.
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with patch("agent.models_dev.get_model_capabilities", return_value=None):
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assert decide_image_input_mode("custom", "unknown", {}) == "text"
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def test_explicit_aux_vision_override_still_wins(self):
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# If the user has configured a dedicated vision aux backend, respect
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# it even when supports_vision: true is also set.
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cfg = {
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"model": {"supports_vision": True},
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"auxiliary": {"vision": {"provider": "openrouter", "model": "gemini-2.5-pro"}},
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}
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with patch("agent.models_dev.get_model_capabilities", return_value=None):
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assert decide_image_input_mode("custom", "qwen3.6-35b", cfg) == "text"
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# ─── build_native_content_parts ──────────────────────────────────────────────
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def _png_bytes() -> bytes:
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"""Return a tiny valid 1x1 transparent PNG."""
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return base64.b64decode(
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"iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR4nGNgYGBgAAAABQABpfZFQAAAAABJRU5ErkJggg=="
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)
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class TestBuildNativeContentParts:
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def test_text_then_image(self, tmp_path: Path):
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img = tmp_path / "cat.png"
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img.write_bytes(_png_bytes())
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parts, skipped = build_native_content_parts("hello", [str(img)])
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assert skipped == []
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assert len(parts) == 2
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assert parts[0]["type"] == "text"
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# User caption is preserved and a per-image path hint is appended so
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# the model can use the local path as a string argument for tools
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# that take ``image_url: str`` (issue #18960).
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assert parts[0]["text"] == f"hello\n\n[Image attached at: {img}]"
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assert parts[1]["type"] == "image_url"
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assert parts[1]["image_url"]["url"].startswith("data:image/png;base64,")
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def test_empty_text_inserts_default_prompt(self, tmp_path: Path):
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img = tmp_path / "cat.jpg"
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img.write_bytes(_png_bytes())
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parts, skipped = build_native_content_parts("", [str(img)])
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assert skipped == []
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# Even with empty user text, we insert a neutral prompt so the turn
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# isn't just pixels, and the path hint is appended after.
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assert parts[0]["type"] == "text"
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assert parts[0]["text"] == (
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f"What do you see in this image?\n\n[Image attached at: {img}]"
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)
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assert parts[1]["type"] == "image_url"
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def test_missing_file_is_skipped(self, tmp_path: Path):
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parts, skipped = build_native_content_parts("hi", [str(tmp_path / "missing.png")])
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assert skipped == [str(tmp_path / "missing.png")]
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# Skipped paths are NOT advertised in the path hints — the model
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# would otherwise be told a non-existent file is attached.
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assert parts == [{"type": "text", "text": "hi"}]
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def test_path_hint_appended(self, tmp_path: Path):
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"""The local path of each attached image is appended to the user
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text part so MCP/skill tools that take ``image_url: str`` can be
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invoked on the same image (issue #18960). Mirrors text-mode
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behaviour (`Runner._enrich_message_with_vision`).
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"""
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img = tmp_path / "scan.png"
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img.write_bytes(_png_bytes())
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parts, _ = build_native_content_parts("attach this", [str(img)])
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text_part = next(p for p in parts if p.get("type") == "text")
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assert "[Image attached at:" in text_part["text"]
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assert str(img) in text_part["text"]
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# User caption is preserved verbatim ahead of the hint.
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assert text_part["text"].startswith("attach this")
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def test_path_hint_one_per_attached_image(self, tmp_path: Path):
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"""Each successfully attached image gets its own path hint line;
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skipped images do NOT appear in the hints.
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"""
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good = tmp_path / "good.png"
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good.write_bytes(_png_bytes())
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missing = tmp_path / "missing.png" # never created
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parts, skipped = build_native_content_parts(
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"see attached", [str(good), str(missing)]
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)
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assert skipped == [str(missing)]
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text_part = next(p for p in parts if p.get("type") == "text")
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assert text_part["text"].count("[Image attached at:") == 1
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assert str(good) in text_part["text"]
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assert str(missing) not in text_part["text"]
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def test_multiple_images(self, tmp_path: Path):
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img1 = tmp_path / "a.png"
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img2 = tmp_path / "b.png"
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img1.write_bytes(_png_bytes())
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img2.write_bytes(_png_bytes())
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parts, skipped = build_native_content_parts("compare these", [str(img1), str(img2)])
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assert skipped == []
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image_parts = [p for p in parts if p.get("type") == "image_url"]
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assert len(image_parts) == 2
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# Both paths surface in the text part, one per line.
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text_part = next(p for p in parts if p.get("type") == "text")
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assert text_part["text"].count("[Image attached at:") == 2
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assert str(img1) in text_part["text"]
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assert str(img2) in text_part["text"]
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def test_mime_inference_jpg(self, tmp_path: Path):
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# Real JPEG bytes (SOI marker FF D8 FF): sniffing now wins over suffix.
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||||
img = tmp_path / "photo.jpg"
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img.write_bytes(b"\xff\xd8\xff\xe0\x00\x10JFIF\x00\x01" + b"\x00" * 32)
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parts, _ = build_native_content_parts("x", [str(img)])
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||||
url = parts[1]["image_url"]["url"]
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assert url.startswith("data:image/jpeg;base64,")
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||||
|
||||
def test_mime_inference_webp(self, tmp_path: Path):
|
||||
# Real WEBP bytes (RIFF....WEBP): sniffing now wins over suffix.
|
||||
img = tmp_path / "pic.webp"
|
||||
img.write_bytes(b"RIFF\x24\x00\x00\x00WEBPVP8 " + b"\x00" * 32)
|
||||
parts, _ = build_native_content_parts("", [str(img)])
|
||||
url = parts[1]["image_url"]["url"]
|
||||
assert url.startswith("data:image/webp;base64,")
|
||||
|
||||
def test_mime_sniff_overrides_misleading_extension(self, tmp_path: Path):
|
||||
"""Discord-style bug: file is named .webp but contains PNG bytes.
|
||||
Anthropic rejects on MIME mismatch (HTTP 400) so we MUST sniff.
|
||||
Regression guard for the user-reported Discord PNG-as-WEBP failure.
|
||||
"""
|
||||
img = tmp_path / "discord_cached.webp"
|
||||
img.write_bytes(_png_bytes()) # bytes are PNG, suffix lies
|
||||
parts, _ = build_native_content_parts("", [str(img)])
|
||||
url = parts[1]["image_url"]["url"]
|
||||
assert url.startswith("data:image/png;base64,"), (
|
||||
f"Expected MIME sniffing to detect PNG bytes regardless of .webp suffix, got: {url[:60]}"
|
||||
)
|
||||
|
||||
|
||||
# ─── Oversize handling ───────────────────────────────────────────────────────
|
||||
|
||||
|
||||
class TestLargeImageHandling:
|
||||
"""Large images attach at native size; shrink is handled reactively at
|
||||
retry time in ``run_agent._try_shrink_image_parts_in_messages`` rather
|
||||
than proactively here.
|
||||
"""
|
||||
|
||||
def test_large_image_passes_through_unchanged(self, tmp_path: Path):
|
||||
"""A multi-MB image is attached as-is — no resize, no skip."""
|
||||
from agent import image_routing as _ir
|
||||
|
||||
img = tmp_path / "medium.png"
|
||||
# 200 KB of real bytes; not huge but enough to verify no size gate fires.
|
||||
img.write_bytes(b"\x89PNG\r\n\x1a\n" + b"X" * 200_000)
|
||||
url = _ir._file_to_data_url(img)
|
||||
assert url is not None
|
||||
assert url.startswith("data:image/png;base64,")
|
||||
# Base64 expansion means output is ~4/3 of input, plus header.
|
||||
assert len(url) > 200_000
|
||||
|
||||
def test_missing_file_returns_none(self, tmp_path: Path):
|
||||
from agent import image_routing as _ir
|
||||
missing = tmp_path / "does_not_exist.png"
|
||||
assert _ir._file_to_data_url(missing) is None
|
||||
|
||||
def test_build_native_parts_no_provider_kwarg(self, tmp_path: Path):
|
||||
"""build_native_content_parts takes text + paths, no provider kwarg."""
|
||||
from agent import image_routing as _ir
|
||||
|
||||
img = tmp_path / "cat.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
parts, skipped = _ir.build_native_content_parts("hi", [str(img)])
|
||||
assert skipped == []
|
||||
assert len(parts) == 2
|
||||
assert parts[0]["type"] == "text"
|
||||
assert parts[1]["type"] == "image_url"
|
||||
|
||||
|
||||
# ─── extract_image_refs ──────────────────────────────────────────────────────
|
||||
|
||||
|
||||
class TestExtractImageRefs:
|
||||
"""Scan task body / inbound text for image paths and URLs (kanban worker
|
||||
enrichment, issue raised May 2026)."""
|
||||
|
||||
def test_empty_or_none_returns_empty(self):
|
||||
assert extract_image_refs("") == ([], [])
|
||||
assert extract_image_refs(None) == ([], []) # type: ignore[arg-type]
|
||||
|
||||
def test_finds_absolute_path(self, tmp_path: Path):
|
||||
img = tmp_path / "screenshot.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
body = f"Look at {img} and tell me what's wrong."
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == [str(img)]
|
||||
assert urls == []
|
||||
|
||||
def test_finds_home_relative_path(self, tmp_path: Path, monkeypatch):
|
||||
# Simulate ~/foo.png by pointing HOME at tmp_path and creating the file
|
||||
monkeypatch.setenv("HOME", str(tmp_path))
|
||||
img = tmp_path / "foo.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
paths, urls = extract_image_refs("see ~/foo.png please")
|
||||
assert paths == [str(img)]
|
||||
assert urls == []
|
||||
|
||||
def test_skips_nonexistent_paths(self, tmp_path: Path):
|
||||
# Path-shaped but no file on disk → skipped.
|
||||
body = f"What's at {tmp_path}/never_created.png ?"
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == []
|
||||
assert urls == []
|
||||
|
||||
def test_finds_http_image_url(self):
|
||||
body = "Check out https://example.com/photos/cat.png — cute right?"
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == []
|
||||
assert urls == ["https://example.com/photos/cat.png"]
|
||||
|
||||
def test_finds_https_url_with_query_string(self):
|
||||
body = "Diagram: https://cdn.example.com/img.jpeg?size=large&v=2 here"
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert urls == ["https://cdn.example.com/img.jpeg?size=large&v=2"]
|
||||
|
||||
def test_url_trailing_punctuation_stripped(self):
|
||||
# Prose punctuation right after the URL must not be part of the URL.
|
||||
body = "See https://example.com/a.png."
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert urls == ["https://example.com/a.png"]
|
||||
|
||||
def test_ignores_non_image_urls(self):
|
||||
body = "See https://example.com/page.html and https://x.com/y.pdf"
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert urls == []
|
||||
|
||||
def test_dedupes_paths_and_urls(self, tmp_path: Path):
|
||||
img = tmp_path / "dup.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
body = (
|
||||
f"First {img} then again {img}. "
|
||||
"Also https://example.com/x.png and https://example.com/x.png again."
|
||||
)
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == [str(img)]
|
||||
assert urls == ["https://example.com/x.png"]
|
||||
|
||||
def test_ignores_paths_in_fenced_code_block(self, tmp_path: Path):
|
||||
img = tmp_path / "real.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
body = (
|
||||
"Outside the block, attach this:\n"
|
||||
f"{img}\n"
|
||||
"But not these examples:\n"
|
||||
"```\n"
|
||||
f"some_other_image: /tmp/example.png\n"
|
||||
f"url: https://example.com/example.png\n"
|
||||
"```\n"
|
||||
)
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == [str(img)]
|
||||
assert urls == []
|
||||
|
||||
def test_ignores_paths_in_inline_code(self, tmp_path: Path):
|
||||
img = tmp_path / "real.jpg"
|
||||
img.write_bytes(_png_bytes())
|
||||
body = (
|
||||
f"Attach {img}, but ignore the example "
|
||||
"`https://example.com/skip.png` in backticks."
|
||||
)
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == [str(img)]
|
||||
assert urls == []
|
||||
|
||||
def test_does_not_match_paths_inside_urls(self, tmp_path: Path):
|
||||
# The lookbehind in the regex prevents matching the path-portion of
|
||||
# a URL as a local path. Only the URL should be detected.
|
||||
body = "Just the URL: https://example.com/some/dir/image.png"
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == []
|
||||
assert urls == ["https://example.com/some/dir/image.png"]
|
||||
|
||||
def test_mixed_paths_and_urls(self, tmp_path: Path):
|
||||
img = tmp_path / "local.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
body = (
|
||||
f"Compare local {img} against the design at "
|
||||
"https://example.com/design/v2.png — does it match?"
|
||||
)
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == [str(img)]
|
||||
assert urls == ["https://example.com/design/v2.png"]
|
||||
|
||||
def test_case_insensitive_extension(self, tmp_path: Path):
|
||||
img = tmp_path / "shouty.PNG"
|
||||
img.write_bytes(_png_bytes())
|
||||
body = f"see {img}"
|
||||
paths, urls = extract_image_refs(body)
|
||||
assert paths == [str(img)]
|
||||
|
||||
|
||||
# ─── build_native_content_parts with URLs ────────────────────────────────────
|
||||
|
||||
|
||||
class TestBuildNativeContentPartsURLs:
|
||||
"""URL pass-through support added so kanban task bodies (and other
|
||||
inbound surfaces) can route remote image URLs straight to the model."""
|
||||
|
||||
def test_url_only_no_local_paths(self):
|
||||
parts, skipped = build_native_content_parts(
|
||||
"what is this?",
|
||||
[],
|
||||
image_urls=["https://example.com/diagram.png"],
|
||||
)
|
||||
assert skipped == []
|
||||
assert len(parts) == 2
|
||||
assert parts[0]["type"] == "text"
|
||||
assert "[Image attached: https://example.com/diagram.png]" in parts[0]["text"]
|
||||
assert parts[0]["text"].startswith("what is this?")
|
||||
assert parts[1] == {
|
||||
"type": "image_url",
|
||||
"image_url": {"url": "https://example.com/diagram.png"},
|
||||
}
|
||||
|
||||
def test_mixed_path_and_url(self, tmp_path: Path):
|
||||
img = tmp_path / "local.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
parts, skipped = build_native_content_parts(
|
||||
"compare these",
|
||||
[str(img)],
|
||||
image_urls=["https://example.com/remote.jpg"],
|
||||
)
|
||||
assert skipped == []
|
||||
# 1 text + 2 image parts (local data URL first, then remote URL).
|
||||
image_parts = [p for p in parts if p.get("type") == "image_url"]
|
||||
assert len(image_parts) == 2
|
||||
assert image_parts[0]["image_url"]["url"].startswith("data:image/png;base64,")
|
||||
assert image_parts[1]["image_url"]["url"] == "https://example.com/remote.jpg"
|
||||
text = parts[0]["text"]
|
||||
assert "[Image attached at:" in text
|
||||
assert "[Image attached: https://example.com/remote.jpg]" in text
|
||||
|
||||
def test_empty_url_list_is_no_op(self, tmp_path: Path):
|
||||
img = tmp_path / "x.png"
|
||||
img.write_bytes(_png_bytes())
|
||||
# image_urls=[] should behave the same as not passing it at all.
|
||||
parts_no_urls, _ = build_native_content_parts("hi", [str(img)])
|
||||
parts_empty_urls, _ = build_native_content_parts("hi", [str(img)], image_urls=[])
|
||||
assert parts_no_urls == parts_empty_urls
|
||||
|
||||
def test_blank_url_strings_are_dropped(self):
|
||||
parts, _ = build_native_content_parts(
|
||||
"x", [], image_urls=["", " ", "https://example.com/a.png"]
|
||||
)
|
||||
image_parts = [p for p in parts if p.get("type") == "image_url"]
|
||||
assert len(image_parts) == 1
|
||||
assert image_parts[0]["image_url"]["url"] == "https://example.com/a.png"
|
||||
|
||||
def test_url_only_inserts_default_prompt_when_text_empty(self):
|
||||
parts, _ = build_native_content_parts(
|
||||
"", [], image_urls=["https://example.com/a.png"]
|
||||
)
|
||||
assert parts[0]["type"] == "text"
|
||||
assert parts[0]["text"].startswith("What do you see in this image?")
|
||||
Reference in New Issue
Block a user