OandaProviderHelper implements ProviderHelper<String> { @Override public String fromHashTagCurrency(String instrument) { return OandaUtils.hashTagCcyToOandaCcy(instrument); }  @Override String fromIsoFormat(String instrument); @Override String fromPairSeparatorFormat(String instrument); @Override String toIsoFormat(String instrument); @Override String fromHashTagCurrency(String instrument); @Override String getLongNotation(); @Override String getShortNotation();  }
@Test public void fromHashTagCurrencyTest() { assertEquals("AUD_USD", this.providerHelper.fromHashTagCurrency("#AUDUSD")); }