"""Tests for prompt templates."""

from src.prompts import (
    DETECTION_TEMPLATES,
    SPACE_DEBRIS_EXAMPLES,
    PromptTemplate,
    build_detect_prompt,
    build_grounding_prompt,
    get_example_prompts,
)


class TestPromptTemplate:
    def test_template_fields(self):
        t = DETECTION_TEMPLATES[0]
        assert isinstance(t, PromptTemplate)
        assert t.name
        assert t.template
        assert t.description
        assert t.category

    def test_template_has_placeholder(self):
        for t in DETECTION_TEMPLATES:
            assert "{" in t.template or "Detect" in t.template


class TestBuildPrompts:
    def test_build_detect_prompt_single(self):
        prompt = build_detect_prompt(["debris"])
        assert "debris" in prompt
        assert "Locate" in prompt

    def test_build_detect_prompt_multiple(self):
        prompt = build_detect_prompt(["debris", "antenna", "panel"])
        assert "</c>" in prompt
        assert "debris" in prompt
        assert "antenna" in prompt

    def test_build_grounding_prompt_multi(self):
        prompt = build_grounding_prompt("solar panel")
        assert "solar panel" in prompt
        assert "all the instances" in prompt

    def test_build_grounding_prompt_single(self):
        prompt = build_grounding_prompt("spacecraft", single=True)
        assert "spacecraft" in prompt
        assert "single instance" in prompt


class TestExamples:
    def test_examples_not_empty(self):
        assert len(SPACE_DEBRIS_EXAMPLES) > 0

    def test_example_structure(self):
        for ex in SPACE_DEBRIS_EXAMPLES:
            assert "phrase" in ex
            assert "prompt" in ex
            assert "description" in ex

    def test_get_example_prompts(self):
        prompts = get_example_prompts()
        assert len(prompts) == len(SPACE_DEBRIS_EXAMPLES)
        for p in prompts:
            assert len(p) == 1
            assert isinstance(p[0], str)
            assert len(p[0]) > 0