ABFS: Compatibility tests can fail

[ERROR] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 5.417 s <<< FAILURE! - in org.apache.hadoop.fs.azurebfs.ITestAzureBlobFileSystemBackCompat
[ERROR] testBlobBackCompat(org.apache.hadoop.fs.azurebfs.ITestAzureBlobFileSystemBackCompat)  Time elapsed: 4.631 s  <<< ERROR!
java.io.FileNotFoundException: 
GET http://ACCOUNT_NAME.dfs.core.windows.net/abfs-testcontainer-24b93630-e947-4139-8bbe-fcb96e61b7e4?resource=filesystem&maxResults=5000&directory=test/10&timeout=90&recursive=false
StatusCode=404
StatusDescription=The specified path does not exist.
ErrorCode=PathNotFound
ErrorMessage=The specified path does not exist.
RequestId:cc2d3e74-d01f-007f-4911-308295000000
Time:2018-08-09T18:50:19.0627297Z
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.checkException(AzureBlobFileSystem.java:559)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.listStatus(AzureBlobFileSystem.java:285)
        at org.apache.hadoop.fs.azurebfs.ITestAzureBlobFileSystemBackCompat.testBlobBackCompat(ITestAzureBlobFileSystemBackCompat.java:54)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
        at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)
Caused by: GET http://ACCOUNT_NAME.dfs.core.windows.net/abfs-testcontainer-24b93630-e947-4139-8bbe-fcb96e61b7e4?resource=filesystem&maxResults=5000&directory=test/10&timeout=90&recursive=false
StatusCode=404
StatusDescription=The specified path does not exist.
ErrorCode=PathNotFound
ErrorMessage=The specified path does not exist.
RequestId:cc2d3e74-d01f-007f-4911-308295000000
Time:2018-08-09T18:50:19.0627297Z
        at org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation.execute(AbfsRestOperation.java:126)
        at org.apache.hadoop.fs.azurebfs.services.AbfsClient.listPath(AbfsClient.java:151)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystemStore.listStatus(AzureBlobFileSystemStore.java:404)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.listStatus(AzureBlobFileSystem.java:282)
        ... 13 more

[ERROR] Tests run: 5, Failures: 1, Errors: 2, Skipped: 0, Time elapsed: 16.478 s <<< FAILURE! - in org.apache.hadoop.fs.azurebfs.ITestWasbAbfsCompatibility
[ERROR] testListFileStatus(org.apache.hadoop.fs.azurebfs.ITestWasbAbfsCompatibility)  Time elapsed: 6.334 s  <<< FAILURE!
java.lang.AssertionError: expected:<2> but was:<1>
        at org.junit.Assert.fail(Assert.java:88)
        at org.junit.Assert.failNotEquals(Assert.java:743)
        at org.junit.Assert.assertEquals(Assert.java:118)
        at org.junit.Assert.assertEquals(Assert.java:555)
        at org.junit.Assert.assertEquals(Assert.java:542)
        at org.apache.hadoop.fs.azurebfs.ITestWasbAbfsCompatibility.testListFileStatus(ITestWasbAbfsCompatibility.java:80)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
        at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)

[ERROR] testDir(org.apache.hadoop.fs.azurebfs.ITestWasbAbfsCompatibility)  Time elapsed: 3.422 s  <<< ERROR!
java.io.FileNotFoundException: Created dir not found with AzureBlobFileSystem{uri=abfs://abfs-testcontainer-3a3ac1cf-d7d3-4f78-a201-e697b292d78c@ACCOUNT_NAME.dfs.core.windows.net, user='sean', primaryUserGroup='sean'}: not found /testDir/t2 in /testDir
        at org.apache.hadoop.fs.contract.ContractTestUtils.verifyPathExists(ContractTestUtils.java:940)
        at org.apache.hadoop.fs.contract.ContractTestUtils.assertPathExists(ContractTestUtils.java:918)
        at org.apache.hadoop.fs.azurebfs.ITestWasbAbfsCompatibility.testDir(ITestWasbAbfsCompatibility.java:137)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
        at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)
Caused by: java.io.FileNotFoundException: HEAD http://ACCOUNT_NAME.dfs.core.windows.net/abfs-testcontainer-3a3ac1cf-d7d3-4f78-a201-e697b292d78c/testDir/t2?timeout=90
StatusCode=404
StatusDescription=The specified path does not exist.
ErrorCode=
ErrorMessage=
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.checkException(AzureBlobFileSystem.java:559)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.getFileStatus(AzureBlobFileSystem.java:328)
        at org.apache.hadoop.fs.contract.ContractTestUtils.verifyPathExists(ContractTestUtils.java:934)
        ... 14 more
Caused by: HEAD http://ACCOUNT_NAME.dfs.core.windows.net/abfs-testcontainer-3a3ac1cf-d7d3-4f78-a201-e697b292d78c/testDir/t2?timeout=90
StatusCode=404
StatusDescription=The specified path does not exist.
ErrorCode=
ErrorMessage=
        at org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation.execute(AbfsRestOperation.java:126)
        at org.apache.hadoop.fs.azurebfs.services.AbfsClient.getPathProperties(AbfsClient.java:308)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystemStore.getFileStatus(AzureBlobFileSystemStore.java:373)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.getFileStatus(AzureBlobFileSystem.java:326)
        ... 15 more

[ERROR] testReadFile(org.apache.hadoop.fs.azurebfs.ITestWasbAbfsCompatibility)  Time elapsed: 5.72 s  <<< ERROR!
java.io.FileNotFoundException: 
HEAD http://ACCOUNT_NAME.dfs.core.windows.net/abfs-testcontainer-a9053cb4-9cbe-4222-9fa0-7a9f90f5493d/testfiles/%7E12/%21008/testfile2?timeout=90
StatusCode=404
StatusDescription=The specified path does not exist.
ErrorCode=
ErrorMessage=
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.checkException(AzureBlobFileSystem.java:559)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.open(AzureBlobFileSystem.java:133)
        at org.apache.hadoop.fs.FileSystem.open(FileSystem.java:950)
        at org.apache.hadoop.fs.azurebfs.ITestWasbAbfsCompatibility.testReadFile(ITestWasbAbfsCompatibility.java:109)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
        at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
        at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
        at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
        at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
        at org.junit.internal.runners.statements.FailOnTimeout$StatementThread.run(FailOnTimeout.java:74)
Caused by: HEAD http://ACCOUNT_NAME.dfs.core.windows.net/abfs-testcontainer-a9053cb4-9cbe-4222-9fa0-7a9f90f5493d/testfiles/%7E12/%21008/testfile2?timeout=90
StatusCode=404
StatusDescription=The specified path does not exist.
ErrorCode=
ErrorMessage=
        at org.apache.hadoop.fs.azurebfs.services.AbfsRestOperation.execute(AbfsRestOperation.java:126)
        at org.apache.hadoop.fs.azurebfs.services.AbfsClient.getPathProperties(AbfsClient.java:308)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystemStore.openFileForRead(AzureBlobFileSystemStore.java:244)
        at org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.open(AzureBlobFileSystem.java:130)
        ... 14 more