cliai 0.2.0

A small Rust library for invoking AI tools through CLI backends like Ollama and GitHub Copilot CLI.
Documentation 
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use crate::{AiBackend, AiError, Copilot, GenerateRequest, Ollama};

#[test]
fn ollama_name_is_correct() {
    let ai = Ollama::new("qwen2.5-coder:1.5b");
    assert_eq!(ai.name(), "ollama");
}

#[test]
fn ollama_default_works() {
    let ai = Ollama::default();
    assert_eq!(ai.name(), "ollama");
}

#[test]
fn ollama_with_model_updates_model() {
    let ai = Ollama::new("qwen2.5-coder:1.5b").with_model("mistral");
    assert_eq!(ai.model(), "mistral");
}

#[test]
fn ollama_with_bin_updates_bin() {
    let ai = Ollama::new("qwen2.5-coder:1.5b").with_bin("custom-ollama");
    assert_eq!(ai.bin(), "custom-ollama");
}

#[test]
fn copilot_name_is_correct() {
    let ai = Copilot::new();
    assert_eq!(ai.name(), "copilot");
}

#[test]
fn copilot_default_works() {
    let ai = Copilot::default();
    assert_eq!(ai.name(), "copilot");
}

#[test]
fn copilot_with_bin_updates_bin() {
    let ai = Copilot::new().with_bin("custom-copilot");
    assert_eq!(ai.bin(), "custom-copilot");
}

#[test]
fn ollama_constructs() {
    let _ = Ollama::new("mistral");
}

#[test]
fn copilot_constructs() {
    let _ = Copilot::new();
}

#[test]
fn generate_request_can_hold_persona_instructions_and_memory() {
    let req = GenerateRequest::new("Hello")
        .with_persona("You are a concise engineering assistant.")
        .with_instructions("Output only the answer.")
        .with_memory("The project uses conventional commits.");

    assert_eq!(
        req.persona.as_deref(),
        Some("You are a concise engineering assistant.")
    );
    assert_eq!(req.instructions.as_deref(), Some("Output only the answer."));
    assert_eq!(
        req.memory.as_deref(),
        Some("The project uses conventional commits.")
    );
    assert_eq!(req.prompt, "Hello");
}

#[test]
fn generate_request_new_sets_no_instructions() {
    let req = GenerateRequest::new("Hello");
    assert_eq!(req.prompt, "Hello");
    assert_eq!(req.instructions, None);
}

#[test]
fn generate_request_with_instructions_sets_instructions() {
    let req = GenerateRequest::new("Hello").with_instructions("Be concise");
    assert_eq!(req.prompt, "Hello");
    assert_eq!(req.instructions.as_deref(), Some("Be concise"));
}

#[test]
fn copilot_missing_binary_returns_io_error() {
    let ai = Copilot::new().with_bin("definitely-not-a-real-copilot-binary");
    let req = GenerateRequest::new("Hello");

    let err = ai.generate(&req).unwrap_err();
    assert!(matches!(err, AiError::Io(_)));
}

#[test]
fn ollama_missing_binary_returns_io_error() {
    let ai = Ollama::new("llama3.2").with_bin("definitely-not-a-real-ollama-binary");
    let req = GenerateRequest::new("Hello");

    let err = ai.generate(&req).unwrap_err();
    assert!(matches!(err, AiError::Io(_)));
}