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https://github.com/django-components/django-components.git
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ccf02fa316
* chore: util to manage URLs in the codebase * docs: mentiion validate_links and supported_versions in docs * refactor: fix linter errors
138 lines
4.7 KiB
Python
138 lines
4.7 KiB
Python
from django.core.cache.backends.locmem import LocMemCache
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from django_components import Component, register
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from django_components.testing import djc_test
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from django_components.util.cache import LRUCache
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from .testutils import setup_test_config
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setup_test_config({"autodiscover": False})
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@djc_test
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class TestCache:
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def test_cache(self):
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cache = LRUCache[int](maxsize=3)
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cache.set("a", 1)
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cache.set("b", 2)
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cache.set("c", 3)
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assert cache.get("a") == 1
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assert cache.get("b") == 2
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assert cache.get("c") == 3
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cache.set("d", 4)
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assert cache.get("a") is None
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assert cache.get("b") == 2
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assert cache.get("c") == 3
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assert cache.get("d") == 4
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cache.set("e", 5)
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cache.set("f", 6)
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assert cache.get("b") is None
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assert cache.get("c") is None
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assert cache.get("d") == 4
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assert cache.get("e") == 5
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assert cache.get("f") == 6
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cache.clear()
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assert cache.get("d") is None
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assert cache.get("e") is None
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assert cache.get("f") is None
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def test_cache_maxsize_zero(self):
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cache = LRUCache[int](maxsize=0)
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cache.set("a", 1)
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assert cache.get("a") is None
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cache.set("b", 2)
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cache.set("c", 3)
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assert cache.get("b") is None
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assert cache.get("c") is None
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# Same with negative numbers
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cache = LRUCache[int](maxsize=-1)
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cache.set("a", 1)
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assert cache.get("a") is None
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cache.set("b", 2)
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cache.set("c", 3)
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assert cache.get("b") is None
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assert cache.get("c") is None
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@djc_test
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class TestComponentMediaCache:
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@djc_test(components_settings={"cache": "test-cache"})
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def test_component_media_caching(self):
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test_cache = LocMemCache(
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"test-cache",
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{
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"TIMEOUT": None, # No timeout
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"MAX_ENTRIES": None, # No max size
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"CULL_FREQUENCY": 3,
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},
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)
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@register("test_simple")
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class TestSimpleComponent(Component):
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template = """
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<div>Template only component</div>
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"""
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@register("test_media_no_vars")
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class TestMediaNoVarsComponent(Component):
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template = """
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<div>Template and JS component</div>
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{% component "test_simple" / %}
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"""
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js = "console.log('Hello from JS');"
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css = ".novars-component { color: blue; }"
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class TestMediaAndVarsComponent(Component):
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template = """
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<div>Full component</div>
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{% component "test_media_no_vars" / %}
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"""
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js = "console.log('Hello from full component');"
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css = ".full-component { color: blue; }"
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def get_js_data(self, args, kwargs, slots, context):
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return {"message": "Hello"}
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def get_css_data(self, args, kwargs, slots, context):
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return {"color": "blue"}
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# Register our test cache
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from django.core.cache import caches
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caches["test-cache"] = test_cache
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# Render the components to trigger caching
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TestMediaAndVarsComponent.render()
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# Check that JS/CSS is cached for components that have them
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assert test_cache.has_key(f"__components:{TestMediaAndVarsComponent.class_id}:js")
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assert test_cache.has_key(f"__components:{TestMediaAndVarsComponent.class_id}:css")
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assert test_cache.has_key(f"__components:{TestMediaNoVarsComponent.class_id}:js")
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assert test_cache.has_key(f"__components:{TestMediaNoVarsComponent.class_id}:css")
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assert not test_cache.has_key(f"__components:{TestSimpleComponent.class_id}:js")
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assert not test_cache.has_key(f"__components:{TestSimpleComponent.class_id}:css")
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# Check that we cache `Component.js` / `Component.css`
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assert test_cache.get(f"__components:{TestMediaNoVarsComponent.class_id}:js").strip() == "console.log('Hello from JS');" # noqa: E501
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assert test_cache.get(f"__components:{TestMediaNoVarsComponent.class_id}:css").strip() == ".novars-component { color: blue; }" # noqa: E501
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# Check that we cache JS / CSS scripts generated from `get_js_data` / `get_css_data`
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# NOTE: The hashes is generated from the data.
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js_vars_hash = "216ecc"
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css_vars_hash = "d039a3"
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# TODO - Update once JS and CSS vars are enabled
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assert test_cache.get(f"__components:{TestMediaAndVarsComponent.class_id}:js:{js_vars_hash}").strip() == ""
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assert test_cache.get(f"__components:{TestMediaAndVarsComponent.class_id}:css:{css_vars_hash}").strip() == "" # noqa: E501
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