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932a09153631d7fa5f401d1d06d4267c02ef4ffd
[etc/vim.git] / spec / indent / indent_spec.rb
1 require "spec_helper"
2
3 describe "vim" do
4
5   before(:each) { vim.normal 'gg"_dG' }  # clear buffer
6
7   describe "when using the indent plugin" do
8     it "sets the indentexpr and indentkeys options" do
9       vim.command("set indentexpr?").should include "GetPythonPEPIndent("
10       vim.command("set indentkeys?").should include "=elif"
11     end
12
13     it "sets autoindent and expandtab" do
14       vim.command("set autoindent?").should match(/\s*autoindent/)
15       vim.command("set expandtab?").should match(/\s*expandtab/)
16     end
17   end
18
19   describe "when entering the first line" do
20     before { vim.feedkeys 'ipass' }
21
22     it "does not indent" do
23       proposed_indent.should == 0
24       indent.should == 0
25     end
26
27     it "does not indent when using '=='" do
28       vim.normal "=="
29       indent.should == 0
30     end
31   end
32
33   describe "when after a '(' that is at the end of its line" do
34     before { vim.feedkeys 'itest(\<CR>' }
35
36     it "indents by one level" do
37       proposed_indent.should == shiftwidth
38       vim.feedkeys 'something'
39       indent.should == shiftwidth
40       vim.normal '=='
41       indent.should == shiftwidth
42     end
43
44     it "puts the closing parenthesis at the same level" do
45       vim.feedkeys ')'
46       indent.should == 0
47     end
48   end
49
50   describe "when after an '(' that is followed by something" do
51     before { vim.feedkeys 'itest(something,\<CR>' }
52
53     it "lines up on following lines" do
54       indent.should == 5
55       vim.feedkeys 'more,\<CR>'
56       indent.should == 5
57     end
58
59     it "lines up the closing parenthesis" do
60       vim.feedkeys ')'
61       indent.should == 5
62     end
63
64     it "does not touch the closing parenthesis if it is already indented further" do
65       vim.feedkeys '  )'
66       indent.should == 7
67     end
68   end
69
70   describe "when using simple control structures" do
71       it "indents shiftwidth spaces" do
72           vim.feedkeys 'iwhile True:\<CR>pass'
73           indent.should == shiftwidth
74       end
75   end
76
77   describe "when a line breaks with a manual '\\'" do
78     it "indents shiftwidth spaces on normal line" do
79         vim.feedkeys 'ivalue = test + \\\\\<CR>'
80         indent.should == shiftwidth
81     end
82
83     it "indents 2x shiftwidth spaces for control structures" do
84         vim.feedkeys 'iif somevalue == xyz and \\\\\<CR>'
85         indent.should == shiftwidth * 2
86     end
87
88     it "indents relative to line above" do
89         vim.feedkeys 'i\tvalue = test + \\\\\<CR>'
90         indent.should == shiftwidth * 2
91     end
92   end
93
94   def shiftwidth
95     @shiftwidth ||= vim.echo("exists('*shiftwidth') ? shiftwidth() : &sw").to_i
96   end
97   def tabstop
98     @tabstop ||= vim.echo("&tabstop").to_i
99   end
100   def indent
101     vim.echo("indent('.')").to_i
102   end
103   def proposed_indent
104     line = vim.echo("line('.')")
105     col = vim.echo("col('.')")
106     indent_value = vim.echo("GetPythonPEPIndent(line('.'))").to_i
107     vim.command("call cursor(#{line}, #{col})")
108     return indent_value
109   end
110 end
111