TestPropertySource Class — spring-boot Architecture

Source Code

core/spring-boot/src/test/java/org/springframework/boot/context/properties/source/ConfigurationPropertySourcesTests.java lines 210–234

	static class TestPropertySource extends MapPropertySource implements PropertySourceInfo {

		private final boolean immutable;

		TestPropertySource(int index, boolean immutable) {
			super("test-" + index, createProperties(index));
			this.immutable = immutable;
		}

		private static Map<String, Object> createProperties(int index) {
			Map<String, Object> map = new LinkedHashMap<>();
			for (int i = 0; i < 1000; i++) {
				String name = "test-" + index + "-property-" + i;
				String value = name + "-value";
				map.put(name, value);
			}
			return map;
		}

		@Override
		public boolean isImmutable() {
			return this.immutable;
		}

	}