split up tests into classes (#8475)

# Conflicts:
#	tests/functional/show/test_show.py

Author: emmyoop

tests/functional/show/test_show.py

@@ -15,7 +15,7 @@
 )
 
 
-class TestShow:
+class BaseTestShow:
     @pytest.fixture(scope="class")
     def models(self):
         return {
@@ -30,13 +30,17 @@ def models(self):
     def seeds(self):
         return {"sample_seed.csv": seeds__sample_seed}
 
+
+class TestNone(BaseTestShow):
     def test_none(self, project):
         with pytest.raises(
             DbtRuntimeError, match="Either --select or --inline must be passed to show"
         ):
             run_dbt(["seed"])
             run_dbt(["show"])
 
+
+class TestSelectModelText(BaseTestShow):
     def test_select_model_text(self, project):
         run_dbt(["build"])
         (results, log_output) = run_dbt_and_capture(["show", "--select", "second_model"])
@@ -46,6 +50,8 @@ def test_select_model_text(self, project):
         assert "col_two" in log_output
         assert "answer" in log_output
 
+
+class TestSelectMultModelText(BaseTestShow):
     def test_select_multiple_model_text(self, project):
         run_dbt(["build"])
         (results, log_output) = run_dbt_and_capture(
@@ -55,6 +61,8 @@ def test_select_multiple_model_text(self, project):
         assert "sample_num" in log_output
         assert "sample_bool" in log_output
 
+
+class TestSelectSingleMultModelJson(BaseTestShow):
     def test_select_single_model_json(self, project):
         run_dbt(["build"])
         (results, log_output) = run_dbt_and_capture(
@@ -64,6 +72,8 @@ def test_select_single_model_json(self, project):
         assert "sample_num" in log_output
         assert "sample_bool" in log_output
 
+
+class TestSelectNumerics(BaseTestShow):
     def test_numeric_values(self, project):
         run_dbt(["build"])
         (results, log_output) = run_dbt_and_capture(
@@ -77,6 +87,8 @@ def test_numeric_values(self, project):
         assert "5" in log_output
         assert "5.0" not in log_output
 
+
+class TestInlinePass(BaseTestShow):
     def test_inline_pass(self, project):
         run_dbt(["build"])
         (results, log_output) = run_dbt_and_capture(
@@ -86,6 +98,8 @@ def test_inline_pass(self, project):
         assert "sample_num" in log_output
         assert "sample_bool" in log_output
 
+
+class TestShowExceptions(BaseTestShow):
     def test_inline_fail(self, project):
         with pytest.raises(DbtException, match="Error parsing inline query"):
             run_dbt(["show", "--inline", "select * from {{ ref('third_model') }}"])
@@ -94,6 +108,8 @@ def test_inline_fail_database_error(self, project):
         with pytest.raises(DbtRuntimeError, match="Database Error"):
             run_dbt(["show", "--inline", "slect asdlkjfsld;j"])
 
+
+class TestEphemeralModels(BaseTestShow):
     def test_ephemeral_model(self, project):
         run_dbt(["build"])
         (results, log_output) = run_dbt_and_capture(["show", "--select", "ephemeral_model"])
@@ -106,6 +122,8 @@ def test_second_ephemeral_model(self, project):
         )
         assert "col_hundo" in log_output
 
+
+class TestLimit(BaseTestShow):
     @pytest.mark.parametrize(
         "args,expected",
         [
@@ -120,10 +138,14 @@ def test_limit(self, project, args, expected):
         results, log_output = run_dbt_and_capture(dbt_args)
         assert len(results.results[0].agate_table) == expected
 
+
+class TestSeed(BaseTestShow):
     def test_seed(self, project):
         (results, log_output) = run_dbt_and_capture(["show", "--select", "sample_seed"])
         assert "Previewing node 'sample_seed'" in log_output
 
+
+class TestSqlHeader(BaseTestShow):
     def test_sql_header(self, project):
         run_dbt(["build"])
         (results, log_output) = run_dbt_and_capture(["show", "--select", "sql_header"])