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var R = require('../source');var eq = require('./shared/eq');

describe('prop', function() {  var fred = {name: 'Fred', age: 23};
  it('returns a function that fetches the appropriate property', function() {    var nm = R.prop('name');    eq(typeof nm, 'function');    eq(nm(fred), 'Fred');  });
  it('handles number as property', function() {    var deities = ['Cthulhu', 'Dagon', 'Yog-Sothoth'];    eq(R.prop(0, deities), 'Cthulhu');    eq(R.prop(1, deities), 'Dagon');    eq(R.prop(2, deities), 'Yog-Sothoth');    eq(R.prop(-1, deities), 'Yog-Sothoth');  });
  it('shows the same behaviour as path for a nonexistent property', function() {    var propResult = R.prop('incorrect', fred);    var pathResult = R.path(['incorrect'], fred);    eq(propResult, pathResult);  });
  it('shows the same behaviour as path for an undefined property', function() {    var propResult = R.prop(undefined, fred);    var pathResult = R.path([undefined], fred);    eq(propResult, pathResult);  });
  it('shows the same behaviour as path for a null property', function() {    var propResult = R.prop(null, fred);    var pathResult = R.path([null], fred);    eq(propResult, pathResult);  });
  it('shows the same behaviour as path for a valid property and object', function() {    var propResult = R.prop('age', fred);    var pathResult = R.path(['age'], fred);    eq(propResult, pathResult);  });
  it('shows the same behaviour as path for a null object', function() {    var propResult = R.prop('age', null);    var pathResult = R.path(['age'], null);    eq(propResult, pathResult);  });
  it('shows the same behaviour as path for an undefined object', function() {    var propResult, propException, pathResult, pathException;    try {      propResult = R.prop('name', undefined);    } catch (e) {      propException = e;    }
    try {      pathResult = R.path(['name'], undefined);    } catch (e) {      pathException = e;    }
    eq(propResult, pathResult);    eq(propException, pathException);  });});