com.facebook.config.TestSystemPropOverridingJSONProvider.java Source code

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Here is the source code for com.facebook.config.TestSystemPropOverridingJSONProvider.java

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/*
 * Copyright (C) 2012 Facebook, Inc.
 *
 * 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 com.facebook.config;

import org.json.JSONObject;
import org.testng.Assert;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;

public class TestSystemPropOverridingJSONProvider {
    private static final String KEY1 = "key1";
    private static final String KEY2 = "key2";
    private static final String KEY3 = "key3";
    private static final String KEY4 = "key4";
    private static final String KEY5 = "key5";

    private JSONProvider jsonProvider;

    @BeforeMethod(alwaysRun = true)
    public void setUp() throws Exception {
        JSONObject jsonObject = new JSONObject();
        jsonObject.put(KEY1, "value1");
        jsonObject.put(KEY2, "value2");
        jsonProvider = new SystemPropOverridingJSONProvider(new MockJSONProvider(jsonObject));
    }

    @AfterMethod(alwaysRun = true)
    public void tearDown() throws Exception {
        System.clearProperty(KEY1);
        System.clearProperty(KEY2);
        System.clearProperty(KEY3);
        System.clearProperty(KEY4);
    }

    @Test(groups = "fast")
    public void testNewProps() throws Exception {
        System.setProperty(KEY3, "propvalue1");
        System.setProperty(KEY4, "propvalue2");
        JSONObject jsonObject = jsonProvider.get();
        Assert.assertEquals(jsonObject.getString(KEY1), "value1");
        Assert.assertEquals(jsonObject.getString(KEY2), "value2");
        Assert.assertEquals(jsonObject.getString(KEY3), "propvalue1");
        Assert.assertEquals(jsonObject.getString(KEY4), "propvalue2");
    }

    @Test(groups = "fast")
    public void testOverride() throws Exception {
        System.setProperty(KEY3, "propvalue1");
        System.setProperty(KEY2, "propvalue2");
        JSONObject jsonObject = jsonProvider.get();
        Assert.assertEquals(jsonObject.getString(KEY1), "value1");
        Assert.assertEquals(jsonObject.getString(KEY2), "propvalue2");
        Assert.assertEquals(jsonObject.getString(KEY3), "propvalue1");
    }

    @Test(groups = "fast")
    public void testValueAsJSON() throws Exception {
        System.setProperty(KEY5, "{nested_key : nested_value}");
        JSONObject jsonObject = jsonProvider.get();
        JSONObject nestedJSONObject = jsonObject.getJSONObject(KEY5);

        Assert.assertEquals(nestedJSONObject.get("nested_key"), "nested_value");
    }
}