87 lines
3.0 KiB
Python
87 lines
3.0 KiB
Python
import json
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import sublime # the stub, via conftest
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from vdiff import palette
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def scheme_file(tmp_path):
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"""The override of whichever scheme the stub reports as active"""
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return tmp_path / "User" / palette.override_name(sublime.View())
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def override(tmp_path):
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"""The rules palette.py wrote into that override"""
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path = scheme_file(tmp_path)
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return json.loads(path.read_text())["rules"] if path.exists() else None
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def by_scope(tmp_path):
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return {rule["scope"]: rule for rule in override(tmp_path)}
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def test_a_scheme_with_diff_colours_needs_no_tint_rules(tmp_path):
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view = sublime.View()
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palette.ensure(view)
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# the tints are the scheme's own scopes, so only the generated colour rules are ours to write
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assert not [r for r in override(tmp_path) if r["scope"].startswith("diff.")]
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def test_a_scheme_without_diff_colours_gets_our_tints(tmp_path):
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view = sublime.View()
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# all or nothing per pair: taking only the half a scheme has would put our hue next to its own
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del view.styles["diff.deleted.char"]
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del view.styles["diff.inserted"]
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del view.styles["diff.inserted.char"]
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palette.ensure(view)
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rules = by_scope(tmp_path)
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assert rules[palette.SCOPE_INS]["background"] == palette.FALLBACK_TINTS[palette.SCOPE_INS]
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assert rules[palette.SCOPE_DEL_CHAR]["background"] == palette.FALLBACK_TINTS[palette.SCOPE_DEL_CHAR]
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# the one colour it does define is left to the scheme
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assert palette.SCOPE_DEL not in rules
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def test_every_palette_colour_gets_a_rule_per_background_kind(tmp_path):
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view = sublime.View()
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palette.ensure(view)
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rules = by_scope(tmp_path)
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colours = {view.styles[scope]["foreground"] for scope in ("comment", "string", "keyword")}
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for colour in colours:
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scope = palette.scope_for("ins", colour)
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assert scope is not None
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# both properties, which is the whole point: the tint alone would flatten the text
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assert rules[scope] == {"scope": scope, "background": view.styles["diff.inserted"]["background"],
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"foreground": colour}
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for kind in palette.KINDS:
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assert palette.scope_for(kind, colour) in rules
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def test_a_colour_the_scheme_does_not_use_has_no_scope():
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palette.ensure(sublime.View())
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assert palette.scope_for("ins", "#123456") is None
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def test_the_override_is_written_once_per_scheme(tmp_path):
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view = sublime.View()
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palette.ensure(view)
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scheme_file(tmp_path).write_text(json.dumps({"rules": []}))
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# sublime reloads the whole scheme every time we touch the file, so nothing must rewrite it
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palette.ensure(view)
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assert override(tmp_path) == []
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def test_a_hand_edited_override_is_never_clobbered(tmp_path):
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(tmp_path / "User").mkdir()
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path = tmp_path / "User" / "Mariana.sublime-color-scheme"
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# comments are legal in a .sublime-color-scheme but decode_value here is plain json
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path.write_text('{\n // mine\n "rules": []\n}')
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palette.ensure(sublime.View())
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assert "// mine" in path.read_text()
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