feat: test markets for taker and maker fees

.dockerignore

@@ -1,5 +1,6 @@
 .git
 .dockerignore
 Dockerfile
+node_modules
 *.swp
 *.pyc

Dockerfile

@@ -20,9 +20,6 @@ RUN sed -i 's/archive\.ubuntu\.com/us\.archive\.ubuntu\.com/' /etc/apt/sources.l
     && apt-get install -y --no-install-recommends python3 python3-pip \
     && pip3 install --upgrade setuptools \
     && pip3 install tox \
-# Copy files to workdir to && install scripts against it (will be replaced with a live-mounted volume at startup)
-    && mkdir -p /ccxt \
-    && rm -rf /ccxt/node_modules \
 # Installs as a local Node & Python module, so that `require ('ccxt')` and `import ccxt` should work after that
     && npm install \
     && ln -s /ccxt /usr/lib/node_modules/ \

js/test/Exchange/test.market.js

@@ -7,6 +7,11 @@ const log       = require ('ololog')
     , chai      = require ('chai')
     , expect    = chai.expect
     , assert    = chai.assert
+    , skippedExchanges = [
+        "_1btcxe", "acx", "bitfinex2", "bitmax", "bitmart",
+        "bitstamp", "crex24", "digifinex", "hollaex",
+        "hbtc", "idex", "independentreserve", "lykke",
+    ]
 
 /*  ------------------------------------------------------------------------ */
 
@@ -56,4 +61,14 @@ module.exports = (exchange, market, method) => {
 
     // log (market)
 
-}
+    if (skippedExchanges.includes (exchange.id)) return
+    if (exchange.has['fetchFees'] || exchange.has['fetchTradingFees']) return
+
+    const formatFees = {
+        'maker':  0.0,        // float, maker fee in pct or relative value
+        'taker':  0.0,        // float, maker fee in pct or relative value
+    }
+
+    expect (market).to.deep.include.all.keys (formatFees)
+
+}