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

describe('dropRepeats', function() {  var objs = [1, 2, 3, 4, 5, 3, 2];  var objs2 = [1, 2, 2, 2, 3, 4, 4, 5, 5, 3, 2, 2];
  it('removes repeated elements', function() {    eq(R.dropRepeats(objs2), objs);    eq(R.dropRepeats(objs), objs);  });
  it('returns an empty array for an empty array', function() {    eq(R.dropRepeats([]), []);  });
  it('can act as a transducer', function() {    eq(R.into([], R.dropRepeats, objs2), objs);  });
  it('has R.equals semantics', function() {    function Just(x) { this.value = x; }    Just.prototype.equals = function(x) {      return x instanceof Just && R.equals(x.value, this.value);    };
    eq(R.dropRepeats([0, -0]).length, 2);    eq(R.dropRepeats([-0, 0]).length, 2);    eq(R.dropRepeats([NaN, NaN]).length, 1);    eq(R.dropRepeats([new Just([42]), new Just([42])]).length, 1);  });
});