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-rw-r--r--src/testdir/test_diffmode.vim11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/testdir/test_diffmode.vim b/src/testdir/test_diffmode.vim
index 84fb4519c..5a3a6beee 100644
--- a/src/testdir/test_diffmode.vim
+++ b/src/testdir/test_diffmode.vim
@@ -783,6 +783,17 @@ func Test_diff_screen()
call WriteDiffFiles(buf, [1, 2, 3, 4, 4, 5, 6, 7, 8, 9, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11])
call VerifyBoth(buf, 'Test_diff_06', '')
+ " Variants on test 6 with different context settings
+ call term_sendkeys(buf, ":set diffopt+=context:2\<cr>")
+ call VerifyScreenDump(buf, 'Test_diff_06.2', {})
+ call term_sendkeys(buf, ":set diffopt-=context:2\<cr>")
+ call term_sendkeys(buf, ":set diffopt+=context:1\<cr>")
+ call VerifyScreenDump(buf, 'Test_diff_06.1', {})
+ call term_sendkeys(buf, ":set diffopt-=context:1\<cr>")
+ call term_sendkeys(buf, ":set diffopt+=context:0\<cr>")
+ call VerifyScreenDump(buf, 'Test_diff_06.0', {})
+ call term_sendkeys(buf, ":set diffopt-=context:0\<cr>")
+
" Test 7 - 9: Test normal/patience/histogram diff algorithm
call WriteDiffFiles(buf, ['#include <stdio.h>', '', '// Frobs foo heartily', 'int frobnitz(int foo)', '{',
\ ' int i;', ' for(i = 0; i < 10; i++)', ' {', ' printf("Your answer is: ");',