Add NumberInput

See https://www.w3schools.com/tags/att_input_type_number.asp

Contributes to geb/issues#548

module/geb-core/src/main/groovy/geb/module/NumberInput.groovy

@@ -0,0 +1,22 @@
+/*
+ * Copyright 2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package geb.module
+
+class NumberInput extends TextLikeInput {
+
+    final String inputType = 'number'
+
+}

module/geb-core/src/test/groovy/geb/module/NumberInputBaseSpec.groovy

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package geb.module
+
+class NumberInputBaseSpec extends InputBasedModuleSpec<NumberInput> {
+    final String inputType = "number"
+    final String otherInputType = "checkbox"
+}

module/geb-core/src/test/groovy/geb/module/NumberInputSpec.groovy

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2018 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package geb.module
+
+class NumberInputSpec extends TextLikeInputSpec {
+
+    def setup() {
+        html {
+            input(type: "number")
+        }
+    }
+
+    NumberInput getInput() {
+        $("input").module(NumberInput)
+    }
+
+}