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Merged
merged 3 commits into from
Jan 13, 2016
Merged

More font lock tests #1070

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0d71b39
Test that 'role' is only fontified after 'type'
mrBliss Jan 13, 2016
ad73e8f
Test '{type|data} family' font-locking (#1056)
mrBliss Jan 13, 2016
d8a066f
Test 'type instance' font-locking
mrBliss Jan 13, 2016
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39 changes: 38 additions & 1 deletion tests/haskell-font-lock-tests.el
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Original file line number Diff line number Diff line change
Expand Up @@ -555,10 +555,47 @@ if all of its characters have syntax and face. See
("Comment3" t haskell-literate-comment-face))
'literate))

(ert-deftest haskell-type-instance ()
"Fontify \"instance\" after \"type\""
;; Note that instance is always fontified, because it is a keyword even
;; without 'type' before it.
(check-properties
'("type instance Foo Int = Char")
'(("type" "w" haskell-keyword-face)
("instance" "w" haskell-keyword-face))))

(ert-deftest haskell-type-family ()
"Fontify \"family\" after \"type\""
(check-properties
'("type family Foo a :: *")
'(("type" "w" haskell-keyword-face)
("family" "w" haskell-keyword-face))))

(ert-deftest haskell-data-family ()
"Fontify \"family\" after \"data\""
(check-properties
'("data family Foo a :: *")
'(("data" "w" haskell-keyword-face)
("family" "w" haskell-keyword-face))))

(ert-deftest haskell-no-family ()
"Don't fontify \"family\" when not after \"type\" or \"data\""
(check-properties
'("foo family = 10")
'(("foo" "w" haskell-definition-face)
("family" "w" nil))))

(ert-deftest haskell-type-role ()
"fontify \"role\" after \"type\""
"Fontify \"role\" after \"type\""
(check-properties
'("type role Ptr representational")
'(("type" "w" haskell-keyword-face)
("role" "w" haskell-keyword-face)
("Ptr" "w" haskell-constructor-face))))

(ert-deftest haskell-no-type-role ()
"Don't fontify \"role\" when not after \"type\""
(check-properties
'("foo role = 3")
'(("foo" "w" haskell-definition-face)
("role" "w" nil))))