import * as karma from 'karma';

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/README.md#basic
module.exports = function(config: karma.Config) {
  config.set({
    files: [
      'src/**/*.js',
      'test/**/*.js'
    ],

    // coverage reporter generates the coverage
    reporters: ['progress', 'coverage'],

    preprocessors: {
      // source files, that you wanna generate coverage for
      // do not include tests or libraries
      // (these files will be instrumented by Istanbul)
      'src/**/*.js': ['coverage']
    },

    // optionally, configure the reporter
    coverageReporter: {
      type: 'html',
      dir: 'coverage/'
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/README.md#advanced-multiple-reporters
module.exports = function(config: karma.Config) {
  config.set({
    files: [
      'src/**/*.js',
      'test/**/*.js'
    ],
    reporters: ['progress', 'coverage'],
    preprocessors: {
      'src/**/*.js': ['coverage']
    },
    coverageReporter: {
      // specify a common output directory
      dir: 'build/reports/coverage',
      reporters: [
        // reporters not supporting the `file` property
        { type: 'html', subdir: 'report-html' },
        { type: 'lcov', subdir: 'report-lcov' },
        // reporters supporting the `file` property, use `subdir` to directly
        // output them in the `dir` directory
        { type: 'cobertura', subdir: '.', file: 'cobertura.txt' },
        { type: 'lcovonly', subdir: '.', file: 'report-lcovonly.txt' },
        { type: 'teamcity', subdir: '.', file: 'teamcity.txt' },
        { type: 'text', subdir: '.', file: 'text.txt' },
        { type: 'text-summary', subdir: '.', file: 'text-summary.txt' },
      ]
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/README.md#dont-minify-instrumenter-output
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      instrumenterOptions: {
        istanbul: { noCompact: true }
      }
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#subdir
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      dir: 'coverage',
      subdir: '.'
      // Would output the results into: .'/coverage/'
    }
  });
};

module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      dir: 'coverage',
      subdir: 'report'
      // Would output the results into: .'/coverage/report/'
    }
  });
};

module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      dir: 'coverage',
      subdir: function(browser) {
        // normalization process to keep a consistent browser name across different
        // OS
        return browser.toLowerCase().split(/[ /-]/)[0];
      }
      // Would output the results into: './coverage/firefox/'
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#file
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      type: 'text',
      dir: 'coverage/',
      file: 'coverage.txt'
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#check
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      check: {
        global: {
          statements: 50,
          branches: 50,
          functions: 50,
          lines: 50,
          excludes: [
            'foo/bar/**/*.js'
          ]
        },
        each: {
          statements: 50,
          branches: 50,
          functions: 50,
          lines: 50,
          excludes: [
            'other/directory/**/*.js'
          ],
          overrides: {
            'baz/component/**/*.js': {
              statements: 98
            }
          }
        }
      }
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#watermarks
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      watermarks: {
        statements: [ 50, 75 ],
        functions: [ 50, 75 ],
        branches: [ 50, 75 ],
        lines: [ 50, 75 ]
      }
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#includeallsources
module.exports = function (config: karma.Config) {
  config.set({
    coverageReporter: {
      type: 'text',
      dir: 'coverage/',
      file: 'coverage.txt',
      includeAllSources: true
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#sourcestore
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      type: 'text',
      dir: 'coverage/',
      file: 'coverage.txt',
      sourceStore: require('istanbul').Store.create('fslookup')
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#reporters
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      reporters: [
        {type: 'html', dir: 'coverage/'},
        {type: 'teamcity'},
        {type: 'text-summary'}
      ],
    }
  });
};

// See https://github.com/karma-runner/karma-coverage/blob/v1.1.2/docs/configuration.md#instrumenter
module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      instrumenters: { ibrik : require('ibrik') },
      instrumenter: {
        '**/*.coffee': 'ibrik'
      },
      // ...
    }
  });
};

var to5Options = { experimental: true };

// [...]

module.exports = function(config: karma.Config) {
  config.set({
    coverageReporter: {
      instrumenters: { isparta : require('isparta') },
      instrumenter: {
        '**/*.js': 'isparta'
      },
      instrumenterOptions: {
        isparta: { to5 : to5Options }
      }
    }
  });
};