tests: Remove unused import statements

Remove the unused imports in tests directory,
to help prepare for coala/coala#3066

Fixes #1126

tests/cmake/CMakeLintBearTest.py

@@ -1,7 +1,6 @@
 import os
 
 from bears.cmake.CMakeLintBear import CMakeLintBear
-from coala_utils.ContextManagers import prepare_file
 from tests.LocalBearTestHelper import verify_local_bear
 
 

tests/general/AnnotationBearTest.py

@@ -1,9 +1,7 @@
 from queue import Queue
 import unittest
-import os
 
 from bears.general.AnnotationBear import AnnotationBear
-from coala_utils.string_processing.Core import escape
 from coalib.results.SourceRange import SourceRange
 from coalib.results.AbsolutePosition import AbsolutePosition
 from coalib.results.HiddenResult import HiddenResult

tests/general/IndentationBearTest.py

@@ -1,11 +1,9 @@
 import unittest
 
 from queue import Queue
-import os
 
 from bears.general.IndentationBear import IndentationBear
 from bears.general.AnnotationBear import AnnotationBear
-from coala_utils.string_processing.Core import escape
 from coalib.settings.Section import Section
 from coalib.settings.Setting import Setting
 from coalib.bearlib.languages import Language

tests/general/QuotesBearTest.py

@@ -6,7 +6,7 @@
 from bears.general.QuotesBear import QuotesBear
 from coalib.results.SourceRange import SourceRange
 from coalib.settings.Section import Section
-from coalib.testing.LocalBearTestHelper import verify_local_bear, execute_bear
+from coalib.testing.LocalBearTestHelper import execute_bear
 
 
 class QuotesBearDiffTest(unittest.TestCase):

tests/java/CheckstyleBearTest.py

@@ -7,7 +7,7 @@
 from tests.BearTestHelper import generate_skip_decorator
 from tests.LocalBearTestHelper import LocalBearTestHelper
 from coalib.settings.Section import Section
-from coalib.settings.Setting import path, Setting
+from coalib.settings.Setting import Setting
 
 
 @generate_skip_decorator(CheckstyleBear.CheckstyleBear)

tests/js/JSComplexityBearTest.py

@@ -1,5 +1,3 @@
-import json
-
 from bears.js import JSComplexityBear
 from tests.LocalBearTestHelper import verify_local_bear
 

tests/js/JSHintBearTest.py

@@ -2,7 +2,6 @@
 
 from bears.js.JSHintBear import JSHintBear
 from tests.LocalBearTestHelper import verify_local_bear
-from coala_utils.ContextManagers import prepare_file
 
 test_file1 = """
 var name = (function() { return 'Anton' }());

tests/js/JSONFormatBearTest.py

@@ -1,5 +1,3 @@
-import json
-
 from bears.js import JSONFormatBear
 from tests.LocalBearTestHelper import verify_local_bear
 

tests/natural_language/LanguageToolBearTest.py

@@ -6,13 +6,6 @@
 from tests.BearTestHelper import generate_skip_decorator
 from tests.LocalBearTestHelper import verify_local_bear
 
-try:
-    import language_check
-    import guess_language
-except ImportError as err:
-    raise SkipTest(str(err))
-
-
 LanguageToolBearTest = verify_local_bear(
     LanguageToolBear,
     valid_files=('A correct English sentence sounds nice to everyone.',

tests/python/requirements/PySafetyBearTest.py

@@ -1,4 +1,3 @@
-import pytest
 from queue import Queue
 from unittest import mock
 

tests/python/test_files/pylint_test.py

@@ -1,5 +1,4 @@
 import sys
-import platform  # Unused import
 
 print(sys.path)
 

tests/scala/ScalaLintBearTest.py

@@ -2,7 +2,6 @@
 
 from bears.scala.ScalaLintBear import ScalaLintBear
 from tests.LocalBearTestHelper import verify_local_bear
-from coala_utils.ContextManagers import prepare_file
 
 good_file = """
 object HelloWorld {