Specific expression types

test/spec/ol/expression/expression.test.js

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+goog.provide('ol.test.expression.Expression');
+
+
+describe('ol.expression.BooleanLiteral', function() {
+
+  describe('constructor', function() {
+    var expr = new ol.expression.BooleanLiteral(true);
+    expect(expr).to.be.a(ol.expression.Expression);
+    expect(expr).not.to.be.a(ol.expression.BooleanLiteral);
+  });
+
+});
+
+
+describe('ol.expression.Identifier', function() {
+
+  describe('constructor', function() {
+    var expr = new ol.expression.Identifier('foo');
+    expect(expr).to.be.a(ol.expression.Expression);
+    expect(expr).to.be.a(ol.expression.Identifier);
+  });
+
+});
+
+describe('ol.expression.Not', function() {
+
+  describe('constructor', function() {
+    var expr = new ol.expression.Not(
+        new ol.expression.BooleanLiteral(true));
+    expect(expr).to.be.a(ol.expression.Expression);
+    expect(expr).to.be.a(ol.expression.Not);
+  });
+
+});
+
+describe('ol.expression.NullLiteral', function() {
+
+  describe('constructor', function() {
+    var expr = new ol.expression.NullLiteral();
+    expect(expr).to.be.a(ol.expression.Expression);
+    expect(expr).to.be.a(ol.expression.NullLiteral);
+  });
+
+});
+
+describe('ol.expression.NumericLiteral', function() {
+
+  describe('constructor', function() {
+    var expr = new ol.expression.NumericLiteral(42);
+    expect(expr).to.be.a(ol.expression.Expression);
+    expect(expr).to.be.a(ol.expression.NumericLiteral);
+  });
+
+});
+
+describe('ol.expression.StringLiteral', function() {
+
+  describe('constructor', function() {
+    var expr = new ol.expression.StringLiteral('bar');
+    expect(expr).to.be.a(ol.expression.Expression);
+    expect(expr).to.be.a(ol.expression.StringLiteral);
+  });
+
+});
+
+
+goog.require('ol.expression.BooleanLiteral');
+goog.require('ol.expression.Expression');
+goog.require('ol.expression.Identifier');
+goog.require('ol.expression.Not');
+goog.require('ol.expression.NullLiteral');
+goog.require('ol.expression.NumericLiteral');
+goog.require('ol.expression.StringLiteral');