Port tests for unique_key as a list. (#62)

### Description

Ports tests for "unique_key as a list" from dbt-labs/dbt-spark#291.

tests/integration/incremental_unique_id_test/models/duplicated_unary_unique_key_list.sql

@@ -0,0 +1,17 @@
+{{
+    config(
+        materialized='incremental',
+        unique_key=['state', 'state']
+    )
+}}
+
+select
+    state as state,
+    county as county,
+    city as city,
+    last_visit_date as last_visit_date
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/empty_str_unique_key.sql

@@ -0,0 +1,14 @@
+{{
+    config(
+        materialized='incremental',
+        unique_key=''
+    )
+}}
+
+select
+    *
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/empty_unique_key_list.sql

@@ -0,0 +1,12 @@
+{{
+    config(
+        materialized='incremental',
+        unique_key=[]
+    )
+}}
+
+select * from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/expected/one_str__overwrite.sql

@@ -0,0 +1,21 @@
+{{
+    config(
+        materialized='table'
+    )
+}}
+
+select
+    'CT' as state,
+    'Hartford' as county,
+    'Hartford' as city,
+    cast('2022-02-14' as date) as last_visit_date
+union all
+select 'MA','Suffolk','Boston',cast('2020-02-12' as date)
+union all
+select 'NJ','Mercer','Trenton',cast('2022-01-01' as date)
+union all
+select 'NY','Kings','Brooklyn',cast('2021-04-02' as date)
+union all
+select 'NY','New York','Manhattan',cast('2021-04-01' as date)
+union all
+select 'PA','Philadelphia','Philadelphia',cast('2021-05-21' as date)

tests/integration/incremental_unique_id_test/models/expected/unique_key_list__inplace_overwrite.sql

@@ -0,0 +1,21 @@
+{{
+    config(
+        materialized='table'
+    )
+}}
+
+select
+    'CT' as state,
+    'Hartford' as county,
+    'Hartford' as city,
+    cast('2022-02-14' as date) as last_visit_date
+union all
+select 'MA','Suffolk','Boston',cast('2020-02-12' as date)
+union all
+select 'NJ','Mercer','Trenton',cast('2022-01-01' as date)
+union all
+select 'NY','Kings','Brooklyn',cast('2021-04-02' as date)
+union all
+select 'NY','New York','Manhattan',cast('2021-04-01' as date)
+union all
+select 'PA','Philadelphia','Philadelphia',cast('2021-05-21' as date)

tests/integration/incremental_unique_id_test/models/no_unique_key.sql

@@ -0,0 +1,13 @@
+{{
+    config(
+        materialized='incremental'
+    )
+}}
+
+select
+    *
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/nontyped_trinary_unique_key_list.sql

@@ -0,0 +1,19 @@
+-- for comparing against auto-typed seeds
+
+{{
+    config(
+        materialized='incremental',
+        unique_key=['state', 'county', 'city']
+    )
+}}
+
+select
+    state as state,
+    county as county,
+    city as city,
+    last_visit_date as last_visit_date
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/not_found_unique_key.sql

@@ -0,0 +1,14 @@
+{{
+    config(
+        materialized='incremental',
+        unique_key='thisisnotacolumn'
+    )
+}}
+
+select
+    *
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/not_found_unique_key_list.sql

@@ -0,0 +1,8 @@
+{{
+    config(
+        materialized='incremental',
+        unique_key=['state', 'thisisnotacolumn']
+    )
+}}
+
+select * from {{ ref('seed') }}

tests/integration/incremental_unique_id_test/models/str_unique_key.sql

@@ -0,0 +1,17 @@
+{{
+    config(
+        materialized='incremental',
+        unique_key='state'
+    )
+}}
+
+select
+    state as state,
+    county as county,
+    city as city,
+    last_visit_date as last_visit_date
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/trinary_unique_key_list.sql

@@ -0,0 +1,19 @@
+-- types needed to compare against expected model reliably
+
+{{
+    config(
+        materialized='incremental',
+        unique_key=['state', 'county', 'city']
+    )
+}}
+
+select
+    state as state,
+    county as county,
+    city as city,
+    last_visit_date as last_visit_date
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/models/unary_unique_key_list.sql

@@ -0,0 +1,17 @@
+{{
+    config(
+        materialized='incremental',
+        unique_key=['state']
+    )
+}}
+
+select
+    state as state,
+    county as county,
+    city as city,
+    last_visit_date as last_visit_date
+from {{ ref('seed') }}
+
+{% if is_incremental() %}
+    where last_visit_date > (select max(last_visit_date) from {{ this }})
+{% endif %}

tests/integration/incremental_unique_id_test/seeds/add_new_rows.sql

@@ -0,0 +1,9 @@
+-- insert two new rows, both of which should be in incremental model
+--   with any unique columns
+insert into {schema}.seed
+    (state, county, city, last_visit_date)
+values ('WA','King','Seattle',cast('2022-02-01' as date));
+
+insert into {schema}.seed
+    (state, county, city, last_visit_date)
+values ('CA','Los Angeles','Los Angeles',cast('2022-02-01' as date));

tests/integration/incremental_unique_id_test/seeds/duplicate_insert.sql

@@ -0,0 +1,5 @@
+-- insert new row, which should not be in incremental model
+--  with primary or first three columns unique
+insert into {schema}.seed
+    (state, county, city, last_visit_date)
+values ('CT','Hartford','Hartford',cast('2022-02-14' as date));

tests/integration/incremental_unique_id_test/seeds/seed.csv

@@ -0,0 +1,7 @@
+state,county,city,last_visit_date
+CT,Hartford,Hartford,2020-09-23
+MA,Suffolk,Boston,2020-02-12
+NJ,Mercer,Trenton,2022-01-01
+NY,Kings,Brooklyn,2021-04-02
+NY,New York,Manhattan,2021-04-01
+PA,Philadelphia,Philadelphia,2021-05-21

tests/integration/incremental_unique_id_test/seeds/seed.yml

@@ -0,0 +1,7 @@
+version: 2
+
+seeds:
+  - name: seed
+    config:
+      column_types:
+        last_visit_date: date