add tests for 'dge' motion
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@@ -2490,6 +2490,206 @@ struct
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end)
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]
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val dgEDelete = describe "delete motion 'dgE'"
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[ test "does not delete when cursor is at start of file" (fn _ =>
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let
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(* arrange *)
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val originalString = "hello\n"
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val app = TestUtils.init originalString
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val app = AppWith.idx (app, 0)
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(* act *)
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val {buffer, cursorIdx, ...} = TestUtils.updateMany (app, "dgE")
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(* assert *)
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val actualString = LineGap.toString buffer
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val expectedString = originalString
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val expectedCursorIdx = 0
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in
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Expect.isTrue
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(actualString = expectedString andalso cursorIdx = expectedCursorIdx)
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end)
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, test "deletes as expected when on second word and there are three words"
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(fn _ =>
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let
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(* arrange *)
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val originalString = "hello wor!d again\n"
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val app = TestUtils.init originalString
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(* all the different positions the cursor can be
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* on the second word *)
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val app1 = AppWith.idx (app, 6)
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val app2 = AppWith.idx (app, 7)
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val app3 = AppWith.idx (app, 8)
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val app4 = AppWith.idx (app, 9)
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val app5 = AppWith.idx (app, 10)
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(* act *)
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val newApp1 = TestUtils.updateMany (app1, "dgE")
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val newApp2 = TestUtils.updateMany (app2, "dgE")
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val newApp3 = TestUtils.updateMany (app3, "dgE")
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val newApp4 = TestUtils.updateMany (app4, "dgE")
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val newApp5 = TestUtils.updateMany (app5, "dgE")
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(* assert *)
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val expectedString1 = "hellor!d again\n"
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val expectedString2 = "hellr!d again\n"
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val expectedString3 = "hell!d again\n"
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val expectedString4 = "helld again\n"
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val expectedString5 = "hell again\n"
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val actualString1 = LineGap.toString (#buffer newApp1)
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val actualString2 = LineGap.toString (#buffer newApp2)
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val actualString3 = LineGap.toString (#buffer newApp3)
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val actualString4 = LineGap.toString (#buffer newApp4)
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val actualString5 = LineGap.toString (#buffer newApp5)
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val stringsAreExpected =
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expectedString1 = actualString1
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andalso expectedString2 = actualString2
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andalso expectedString3 = actualString3
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andalso expectedString4 = actualString4
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andalso expectedString5 = actualString5
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val expectedCursor1 = 4
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val expectedCursor2 = 4
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val expectedCursor3 = 4
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val expectedCursor4 = 4
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val expectedCursor5 = 4
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val actualCursor1 = #cursorIdx newApp1
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val actualCursor2 = #cursorIdx newApp2
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val actualCursor3 = #cursorIdx newApp3
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val actualCursor4 = #cursorIdx newApp4
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val actualCursor5 = #cursorIdx newApp5
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val cursorsAreExpected =
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expectedCursor1 = actualCursor1
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andalso expectedCursor2 = actualCursor2
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andalso expectedCursor3 = actualCursor3
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andalso expectedCursor4 = actualCursor4
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andalso expectedCursor5 = actualCursor5
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in
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Expect.isTrue (stringsAreExpected andalso cursorsAreExpected)
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end)
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, test
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"deletes all characters in word \
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\when on last character of last word in buffer"
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(fn _ =>
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let
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(* arrange *)
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val originalString = "hello wor!d\n"
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val app = TestUtils.init originalString
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val app = AppWith.idx (app, String.size originalString - 2)
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(* act *)
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val {buffer, cursorIdx, ...} = TestUtils.updateMany (app, "dgE")
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(* assert *)
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val actualString = LineGap.toString buffer
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val expectedString = "hell\n"
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val expectedCursorIdx = String.size expectedString - 2
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in
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Expect.isTrue
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(actualString = expectedString
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andalso cursorIdx = expectedCursorIdx)
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end)
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, test "deletes past newline when on first word after newline" (fn _ =>
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let
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(* arrange *)
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val originalString = "hello\n#orld\nagain\n"
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val app = TestUtils.init originalString
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val app = AppWith.idx (app, 6)
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(* act *)
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val {buffer, cursorIdx, ...} = TestUtils.updateMany (app, "dgE")
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(* assert *)
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val expectedString = "hellorld\nagain\n"
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val expectedCursor = 4
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val actualString = LineGap.toString buffer
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val stringIsExpected = expectedString = actualString
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val cursorIsExpected = expectedCursor = cursorIdx
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in
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Expect.isTrue (stringIsExpected andalso cursorIsExpected)
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end)
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, test
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"deletes past punctuation \
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\when cursor is on alpha char preceded by punctuation"
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(fn _ =>
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let
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(* arrange *)
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val originalString = "hello!world!again\n"
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val app = TestUtils.init originalString
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val app = AppWith.idx (app, 5)
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(* act *)
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val {buffer, cursorIdx, ...} = TestUtils.updateMany (app, "dgE")
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(* assert *)
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val expectedString = "world!again\n"
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val expectedCursor = 0
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val actualString = LineGap.toString buffer
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val stringIsExpected = expectedString = actualString
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val cursorIsExpected = expectedCursor = cursorIdx
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in
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Expect.isTrue (stringIsExpected andalso cursorIsExpected)
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end)
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, test
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"deletes all punctuation char until beginning of string \
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\when on alpha char in first WORD, preceded by punctuation"
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(fn _ =>
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let
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(* arrange *)
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val originalString = "!#%&(hello\n"
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val app = TestUtils.init originalString
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val app = AppWith.idx (app, 7)
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(* act *)
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val {buffer, cursorIdx, ...} = TestUtils.updateMany (app, "dgE")
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(* assert *)
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val expectedString = "lo\n"
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val expectedCursor = 0
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val actualString = LineGap.toString buffer
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val stringIsExpected = expectedString = actualString
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val cursorIsExpected = expectedCursor = cursorIdx
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in
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Expect.isTrue (stringIsExpected andalso cursorIsExpected)
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end)
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, test
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"deletes spaces until reaching non-space char, \
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\when cursor is on space and is preceded by more spaces"
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(fn _ =>
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let
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(* arrange *)
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val originalString = "hello again\n"
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val app = TestUtils.init originalString
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val app = AppWith.idx (app, 13)
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(* act *)
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val {buffer, cursorIdx, ...} = TestUtils.updateMany (app, "dgE")
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(* assert *)
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val expectedString = "hell again\n"
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val expectedCursor = 4
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val actualString = LineGap.toString buffer
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val stringIsExpected = expectedString = actualString
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val cursorIsExpected = expectedCursor = cursorIdx
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in
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Expect.isTrue (stringIsExpected andalso cursorIsExpected)
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end)
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]
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val tests =
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[ dhDelete
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, dlDelete
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@@ -2503,5 +2703,6 @@ struct
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, dbDelete
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, dBDelete
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, dgeDelete
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, dgEDelete
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]
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end
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