1 files changed, 52 insertions, 0 deletions
diff --git a/platform/node/test/expression.test.js b/platform/node/test/expression.test.js
new file mode 100644
index 0000000000..c243ba1e0e
--- /dev/null
+++ b/platform/node/test/expression.test.js
@@ -0,0 +1,52 @@
+'use strict';
+
+var suite = require('../../../mapbox-gl-js/test/integration').expression;
+var mbgl = require('../index');
+
+var tests;
+
+if (process.argv[1] === __filename && process.argv.length > 2) {
+    tests = process.argv.slice(2);
+}
+
+suite.run('native', {tests: tests}, (fixture) => {
+    const compileResult = {};
+    const testResult = {
+        compileResult
+    };
+
+    try {
+        const expression = new mbgl.Expression(fixture.expression);
+        compileResult.result = 'success';
+        compileResult.isFeatureConstant = expression.isFeatureConstant();
+        compileResult.isZoomConstant = expression.isZoomConstant();
+        compileResult.type = expression.getType();
+
+        if (fixture.evaluate) {
+            const evaluateResults = [];
+            for (const input of fixture.evaluate) {
+                const zoom = typeof input[0].zoom === 'number' ?
+                    input[0].zoom : -1;
+
+                const feature = Object.assign({
+                    type: 'Feature',
+                    properties: {},
+                    geometry: { type: 'Unknown', coordinates: [] }
+                }, input[1])
+
+                const output = expression.evaluate(zoom, feature);
+                evaluateResults.push(output);
+            }
+
+            if (evaluateResults.length) {
+                testResult.evaluateResults = evaluateResults;
+            }
+        }
+    } catch (e) {
+        compileResult.result = 'error';
+        compileResult.errors = [e.message];
+    }
+
+    return testResult;
+});
+