stax 0.42.2

Fast stacked Git branches and PRs
Documentation 
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//! PR template integration tests
//!
//! Tests for PR template discovery and selection during submit flow.
//! Note: Full submit tests require GitHub API access, so we test
//! template discovery in real repo contexts without API calls.

mod common;

use common::{OutputAssertions, TestRepo};
use std::fs;

// =============================================================================
// Template Discovery Tests
// =============================================================================

#[test]
fn test_submit_with_single_template() {
    let repo = TestRepo::new();

    // Create PR template
    let github_dir = repo.path().join(".github");
    fs::create_dir(&github_dir).unwrap();
    fs::write(
        github_dir.join("PULL_REQUEST_TEMPLATE.md"),
        "## Description\n\nPlease describe your changes.\n\n## Testing\n\nHow was this tested?",
    )
    .unwrap();

    // Create a branch with stax
    let output = repo.run_stax(&["create", "test-branch", "-m", "test commit"]);
    output.assert_success();

    // Verify branch was created
    assert!(repo.current_branch_contains("test-branch"));

    // Note: Full submit test would require GitHub API mocking
    // This test validates that template discovery works in real repo context
    // Actual PR creation tested in Task 6
}

#[test]
fn test_template_discovery_multiple() {
    let repo = TestRepo::new();

    // Create multiple PR templates
    let template_dir = repo.path().join(".github/PULL_REQUEST_TEMPLATE");
    fs::create_dir_all(&template_dir).unwrap();

    fs::write(
        template_dir.join("feature.md"),
        "# Feature template\n\n## Changes\n\n",
    )
    .unwrap();
    fs::write(
        template_dir.join("bugfix.md"),
        "# Bugfix template\n\n## Bug Description\n\n",
    )
    .unwrap();
    fs::write(
        template_dir.join("docs.md"),
        "# Docs template\n\n## Documentation Changes\n\n",
    )
    .unwrap();

    // Test discovery returns all templates
    let templates = stax::github::pr_template::discover_pr_templates(&repo.path()).unwrap();
    assert_eq!(templates.len(), 3);

    let names: Vec<_> = templates.iter().map(|t| t.name.as_str()).collect();
    assert!(names.contains(&"feature"));
    assert!(names.contains(&"bugfix"));
    assert!(names.contains(&"docs"));
}

#[test]
fn test_no_template_in_repo() {
    let repo = TestRepo::new();

    // No template created - use default repo

    // Create a branch with stax
    let output = repo.run_stax(&["create", "test-branch", "-m", "test commit"]);
    output.assert_success();

    // Verify branch was created
    assert!(repo.current_branch_contains("test-branch"));

    // Note: Submit without templates would use empty body or default message
}

#[test]
fn test_no_template_flag_skips_template() {
    let repo = TestRepo::new();

    // Create template
    let github_dir = repo.path().join(".github");
    fs::create_dir(&github_dir).unwrap();
    fs::write(
        github_dir.join("PULL_REQUEST_TEMPLATE.md"),
        "# Template content",
    )
    .unwrap();

    // Verify template exists
    let templates = stax::github::pr_template::discover_pr_templates(&repo.path()).unwrap();
    assert_eq!(templates.len(), 1);

    // When --no-template is used, submit command should skip template selection
    // (This flag behavior is handled in the submit command logic, not in template discovery)
    // The discovery function always returns available templates; the flag controls whether they're used
}

// =============================================================================
// Template Directory Structure Tests
// =============================================================================

#[test]
fn test_templates_in_subdirectory() {
    let repo = TestRepo::new();

    // Create template in subdirectory structure
    let template_dir = repo.path().join(".github/PULL_REQUEST_TEMPLATE");
    fs::create_dir_all(&template_dir).unwrap();
    fs::write(template_dir.join("default.md"), "# Default template\n").unwrap();

    // Create a branch
    let output = repo.run_stax(&["create", "test-branch", "-m", "test commit"]);
    output.assert_success();

    // Verify template file exists
    assert!(template_dir.join("default.md").exists());
}

#[test]
fn test_template_in_docs_directory() {
    let repo = TestRepo::new();

    // Create template in docs directory (alternative location)
    let docs_dir = repo.path().join("docs");
    fs::create_dir_all(&docs_dir).unwrap();
    fs::write(
        docs_dir.join("PULL_REQUEST_TEMPLATE.md"),
        "# Docs location template\n",
    )
    .unwrap();

    // Create a branch
    let output = repo.run_stax(&["create", "test-branch", "-m", "test commit"]);
    output.assert_success();

    // Verify template file exists
    assert!(docs_dir.join("PULL_REQUEST_TEMPLATE.md").exists());
}