Class: Henitai::MutantHistoryStore

Inherits:
Object
  • Object
show all
Defined in:
lib/henitai/mutant_history_store.rb

Overview

Persists mutant outcomes across runs in a lightweight SQLite database. rubocop:disable Metrics/ClassLength

Constant Summary collapse

RUNS_TABLE_SQL = 
<<~SQL
  CREATE TABLE IF NOT EXISTS runs (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    version TEXT NOT NULL,
    recorded_at TEXT NOT NULL,
    mutation_score REAL,
    mutation_score_indicator REAL,
    equivalence_uncertainty TEXT,
    total_mutants INTEGER NOT NULL,
    killed_mutants INTEGER NOT NULL,
    survived_mutants INTEGER NOT NULL,
    timeout_mutants INTEGER NOT NULL,
    equivalent_mutants INTEGER NOT NULL
  );
SQL
MUTANTS_TABLE_SQL = 
<<~SQL
  CREATE TABLE IF NOT EXISTS mutants (
    mutant_id TEXT PRIMARY KEY,
    first_seen_version TEXT NOT NULL,
    first_seen_at TEXT NOT NULL,
    last_seen_version TEXT NOT NULL,
    last_seen_at TEXT NOT NULL,
    current_status TEXT NOT NULL,
    status_history TEXT NOT NULL,
    days_alive INTEGER NOT NULL
  );
SQL
INSERT_RUN_SQL = 
<<~SQL
  INSERT INTO runs (
    version,
    recorded_at,
    mutation_score,
    mutation_score_indicator,
    equivalence_uncertainty,
    total_mutants,
    killed_mutants,
    survived_mutants,
    timeout_mutants,
    equivalent_mutants
  ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
SQL
UPSERT_MUTANT_SQL = 
<<~SQL
  INSERT INTO mutants (
    mutant_id,
    first_seen_version,
    first_seen_at,
    last_seen_version,
    last_seen_at,
    current_status,
    status_history,
    days_alive
  ) VALUES (?, ?, ?, ?, ?, ?, ?, ?)
  ON CONFLICT(mutant_id) DO UPDATE SET
    last_seen_version = excluded.last_seen_version,
    last_seen_at = excluded.last_seen_at,
    current_status = excluded.current_status,
    status_history = excluded.status_history,
    days_alive = excluded.days_alive
SQL

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(path:) ⇒ MutantHistoryStore

Returns a new instance of MutantHistoryStore.



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# File 'lib/henitai/mutant_history_store.rb', line 78

def initialize(path:)
  @path = path
end

Instance Attribute Details

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/henitai/mutant_history_store.rb', line 82

def path
  @path
end

Instance Method Details

#record(result, version:, recorded_at: Time.now.utc) ⇒ Object 



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# File 'lib/henitai/mutant_history_store.rb', line 84

def record(result, version:, recorded_at: Time.now.utc)
  FileUtils.mkdir_p(File.dirname(path))

  with_database do |db|
    ensure_schema(db)
    db.transaction do
      insert_run(db, result, version, recorded_at)
      Array(result.mutants).each do |mutant|
        upsert_mutant(db, mutant, version, recorded_at)
      end
    end
  end
end

#trend_report ⇒ Object 



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# File 'lib/henitai/mutant_history_store.rb', line 98

def trend_report
  with_database do |db|
    ensure_schema(db)
    {
      generatedAt: Time.now.utc.iso8601,
      runs: load_runs(db),
      mutants: load_mutants(db)
    }
  end
end