refactor skip if nc4 is not present to static utility

spotless

tds/src/integrationTests/java/thredds/server/ncss/NcssGridIntegrationTest.java

@@ -15,6 +15,7 @@
 import thredds.test.util.TestOnLocalServer;
 import thredds.util.Constants;
 import thredds.util.ContentType;
+import thredds.util.TestUtils;
 import ucar.httpservices.HTTPException;
 import ucar.httpservices.HTTPFactory;
 import ucar.httpservices.HTTPMethod;
@@ -48,32 +49,6 @@ private void openBinaryNew(byte[] content, String gridName) throws IOException {
     }
   }
 
-  private void openBinaryOld(byte[] content, String gridName) throws IOException {
-    try (NetcdfFile nf = NetcdfFile.openInMemory("test_data.nc", content)) {
-      GridDataset gdsDataset = new GridDataset(new NetcdfDataset(nf));
-      assertThat(gdsDataset.findGridByName(gridName)).isNotNull();
-      logger.debug("{}", nf);
-    }
-  }
-
-  /*
-   * @HttpTest(method = Method.GET, path =
-   * "ncss/grid/gribCollection/GFS_CONUS_80km/GFS_CONUS_80km_20120227_0000.grib1/GC?var=Temperature_isobaric&latitude=40&longitude=-102&vertCoord=225")
-   * public void checkGridAsPointXml() throws JDOMException, IOException {
-   * assertOk(response);
-   * String xml = response.getBody(String.class);
-   * logger.debug("xml={}", xml);
-   * Reader in = new StringReader(xml);
-   * SAXBuilder sb = new SAXBuilder();
-   * Document doc = sb.build(in);
-   * 
-   * XPathExpression<Element> xpath = XPathFactory.instance().compile("/grid/point/data[@name='Temperature_isobaric']",
-   * Filters.element());
-   * List<Element> elements = xpath.evaluate(doc);
-   * assertEquals(1, elements.size());
-   * }
-   */
-
   @Test
   public void checkGridForDifferentFormats() throws Exception {
     checkGrid("");
@@ -152,7 +127,7 @@ public void checkFmrcBest() throws Exception {
   // this fails when _ChunkSizes are left on
   @Test
   public void testNcssFailure() throws Exception {
-    skipTestIfNetCDF4NotPresent();
+    TestUtils.skipTestIfNetCDF4NotPresent();
 
     String filename =
         "scanCdmUnitTests/formats/netcdf4/COMPRESS_LEV2_20140201000000-GLOBCURRENT-L4-CURekm_15m-ERAWS_EEM-v02.0-fv01.0.nc";
@@ -168,7 +143,7 @@ public void testNcssFailure() throws Exception {
 
   @Test
   public void shouldReturnCorrectFileTypeForAcceptParameter() throws HTTPException {
-    skipTestIfNetCDF4NotPresent();
+    TestUtils.skipTestIfNetCDF4NotPresent();
 
     checkFileType("netcdf3", HttpServletResponse.SC_OK, ".nc");
     checkFileType("netcdf", HttpServletResponse.SC_OK, ".nc");
@@ -197,8 +172,4 @@ private void checkFileType(String acceptParameter, int expectedResponseCode, Str
       }
     }
   }
-
-  private static void skipTestIfNetCDF4NotPresent() {
-    assumeTrue(NetcdfClibrary.isLibraryPresent());
-  }
 }

tds/src/test/java/thredds/server/ncss/controller/grid/GridDatasetControllerTest.java

@@ -30,6 +30,7 @@
 import thredds.mock.web.MockTdsContextLoader;
 import thredds.server.ncss.format.SupportedFormat;
 import thredds.util.Constants;
+import thredds.util.TestUtils;
 import ucar.nc2.ffi.netcdf.NetcdfClibrary;
 import ucar.nc2.util.cache.FileCacheIF;
 import ucar.unidata.io.RandomAccessFile;
@@ -78,7 +79,7 @@ public void getGridSubsetOnGridDataset() throws Exception {
   @Test
   @Category(NeedsCdmUnitTest.class)
   public void getGridSubsetOnGridDatasetNc4() throws Exception {
-    skipTestIfNetCDF4NotPresent();
+    TestUtils.skipTestIfNetCDF4NotPresent();
 
     RequestBuilder rb = MockMvcRequestBuilders.get("/ncss/grid/testGFSfmrc/GFS_CONUS_80km_nc_best.ncd")
         .servletPath("/ncss/grid/testGFSfmrc/GFS_CONUS_80km_nc_best.ncd")
@@ -163,8 +164,4 @@ public boolean matches(Object item) {
       return value.endsWith(suffix);
     }
   }
-
-  private static void skipTestIfNetCDF4NotPresent() {
-    assumeTrue(NetcdfClibrary.isLibraryPresent());
-  }
 }

tds/src/test/java/thredds/server/ncss/controller/grid/SpatialSubsettingTest.java

@@ -32,6 +32,7 @@
 import thredds.server.ncss.controller.AbstractNcssController;
 import thredds.server.ncss.dataservice.DatasetHandlerAdapter;
 import thredds.server.ncss.format.SupportedFormat;
+import thredds.util.TestUtils;
 import ucar.nc2.NetcdfFile;
 import ucar.nc2.NetcdfFiles;
 import ucar.nc2.dataset.NetcdfDataset;
@@ -129,7 +130,7 @@ public void setUp() throws IOException {
 
   @Test
   public void shouldGetVariablesSubset() throws Exception {
-    skipTestIfNetCDF4NotPresent();
+    TestUtils.skipTestIfNetCDF4NotPresent(format);
 
     // gridDataController.getGridSubset(params, validationResult, response);
 
@@ -160,10 +161,4 @@ public static void showRequest(MockHttpServletRequest req) {
     }
     System.out.printf("%s%n%s%n", req.getRequestURI(), f);
   }
-
-  private void skipTestIfNetCDF4NotPresent() {
-    if (format == SupportedFormat.NETCDF4) {
-      assumeTrue(NetcdfClibrary.isLibraryPresent());
-    }
-  }
 }

tds/src/test/java/thredds/server/ncss/controller/grid/TemporalSpaceSubsettingTest.java

@@ -26,6 +26,7 @@
 import thredds.mock.params.GridPathParams;
 import thredds.mock.web.MockTdsContextLoader;
 import thredds.server.ncss.format.SupportedFormat;
+import thredds.util.TestUtils;
 import ucar.nc2.Dimension;
 import ucar.nc2.NetcdfFile;
 import ucar.nc2.NetcdfFiles;
@@ -123,7 +124,7 @@ public void setUp() throws IOException {
 
   @Test
   public void shouldGetTimeRange() throws Exception {
-    skipTestIfNetCDF4NotPresent();
+    TestUtils.skipTestIfNetCDF4NotPresent(format);
 
     MvcResult mvc = this.mockMvc.perform(requestBuilder).andReturn();
 
@@ -148,10 +149,4 @@ public void shouldGetTimeRange() throws Exception {
     assertEquals(lengthTimeDim, time.getLength());
 
   }
-
-  private void skipTestIfNetCDF4NotPresent() {
-    if (format == SupportedFormat.NETCDF4) {
-      assumeTrue(NetcdfClibrary.isLibraryPresent());
-    }
-  }
 }

tds/src/test/java/thredds/server/ncss/controller/grid/VariableSpaceSubsettingTest.java

@@ -29,6 +29,7 @@
 import thredds.mock.params.GridPathParams;
 import thredds.mock.web.MockTdsContextLoader;
 import thredds.server.ncss.format.SupportedFormat;
+import thredds.util.TestUtils;
 import ucar.nc2.NetcdfFile;
 import ucar.nc2.NetcdfFiles;
 import ucar.nc2.dataset.NetcdfDataset;
@@ -127,7 +128,7 @@ public void setUp() throws IOException {
 
   @Test
   public void shouldGetVariablesSubset() throws Exception {
-    skipTestIfNetCDF4NotPresent();
+    TestUtils.skipTestIfNetCDF4NotPresent(format);
 
     mockMvc.perform(requestBuilder).andExpect(MockMvcResultMatchers.status().isOk()).andExpect(new ResultMatcher() {
       public void match(MvcResult result) throws Exception {
@@ -151,10 +152,4 @@ public void match(MvcResult result) throws Exception {
       }
     });
   }
-
-  private void skipTestIfNetCDF4NotPresent() {
-    if (format == SupportedFormat.NETCDF4) {
-      assumeTrue(NetcdfClibrary.isLibraryPresent());
-    }
-  }
 }

tds/src/test/java/thredds/server/ncss/controller/point/TestStationFCController.java

@@ -31,6 +31,7 @@
 import thredds.server.ncss.exception.FeaturesNotFoundException;
 import thredds.server.ncss.format.SupportedFormat;
 import thredds.util.ContentType;
+import thredds.util.TestUtils;
 import ucar.nc2.ffi.netcdf.NetcdfClibrary;
 import ucar.unidata.util.test.category.NeedsCdmUnitTest;
 import java.lang.invoke.MethodHandles;
@@ -61,7 +62,7 @@ public void setup() {
 
   @Test
   public void getClosestStationData() throws Exception {
-    skipTestIfNetCDF4NotPresent();
+    TestUtils.skipTestIfNetCDF4NotPresent();
 
     long start = System.currentTimeMillis();
     RequestBuilder rb = MockMvcRequestBuilders.get(dataset).servletPath(dataset).param("longitude", "-105.203")
@@ -167,9 +168,5 @@ public void noFeaturesInPointCollection() throws Exception {
 
     this.mockMvc.perform(rb).andExpect(MockMvcResultMatchers.status().isBadRequest());
   }
-
-  private static void skipTestIfNetCDF4NotPresent() {
-    assumeTrue(NetcdfClibrary.isLibraryPresent());
-  }
 }
 

tds/src/test/java/thredds/util/TestUtils.java

@@ -0,0 +1,19 @@
+package thredds.util;
+
+import thredds.server.ncss.format.SupportedFormat;
+import ucar.nc2.ffi.netcdf.NetcdfClibrary;
+
+import static org.junit.Assume.assumeTrue;
+
+public class TestUtils {
+
+  public static void skipTestIfNetCDF4NotPresent(SupportedFormat format) {
+    if (format == SupportedFormat.NETCDF4) {
+      skipTestIfNetCDF4NotPresent();
+    }
+  }
+
+  public static void skipTestIfNetCDF4NotPresent() {
+    assumeTrue(NetcdfClibrary.isLibraryPresent());
+  }
+}