black: fix format-sensitive tests

Some of our tests rely on single vs. double quotes, and others rely on specific
line numbers in the source. These needed fixing after the switch to Black.

3 files changed, 7 insertions, 7 deletions

diff --git a/lib/spack/spack/test/cmd/blame.py b/lib/spack/spack/test/cmd/blame.py
index d33abbf6ae..008b42dd03 100644
--- a/lib/spack/spack/test/cmd/blame.py
+++ b/lib/spack/spack/test/cmd/blame.py
@@ -77,4 +77,4 @@ def test_blame_by_git(mock_packages, capfd):
     with capfd.disabled():
         out = blame("--git", "mpich")
     assert "class Mpich" in out
-    assert '    homepage   = "http://www.mpich.org"' in out
+    assert '    homepage = "http://www.mpich.org"' in out
diff --git a/lib/spack/spack/test/cmd/pkg.py b/lib/spack/spack/test/cmd/pkg.py
index 141b3dd937..781d531a0b 100644
--- a/lib/spack/spack/test/cmd/pkg.py
+++ b/lib/spack/spack/test/cmd/pkg.py
@@ -254,7 +254,7 @@ def test_pkg_source(mock_packages):
 
 def test_pkg_canonical_source(mock_packages):
     source = pkg("source", "multimethod")
-    assert "@when('@2.0')" in source
+    assert '@when("@2.0")' in source
     assert "Check that multimethods work with boolean values" in source
 
     canonical_1 = pkg("source", "--canonical", "multimethod@1.0")
diff --git a/lib/spack/spack/test/llnl/util/lang.py b/lib/spack/spack/test/llnl/util/lang.py
index c299e690a0..94b067f3dc 100644
--- a/lib/spack/spack/test/llnl/util/lang.py
+++ b/lib/spack/spack/test/llnl/util/lang.py
@@ -306,16 +306,16 @@ def test_grouped_exception():
     due to the following failures:
     inner method raised ValueError: wow!
       File "{0}", \
-line 283, in test_grouped_exception
+line 290, in test_grouped_exception
         inner()
       File "{0}", \
-line 280, in inner
-        raise ValueError('wow!')
+line 287, in inner
+        raise ValueError("wow!")
 
     top-level raised TypeError: ok
       File "{0}", \
-line 286, in test_grouped_exception
-        raise TypeError('ok')
+line 293, in test_grouped_exception
+        raise TypeError("ok")
     """
         ).format(__file__)
     )