[PATCH 05/16] Add test-column for testing column layout
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
.gitignore | 1 +
Makefile | 1 +
t/t9002-column.sh | 108 +++++++++++++++++++++++++++++++++++++++++++++++++++++
test-column.c | 57 ++++++++++++++++++++++++++++
4 files changed, 167 insertions(+), 0 deletions(-)
create mode 100755 t/t9002-column.sh
create mode 100644 test-column.c
diff --git a/.gitignore b/.gitignore
index 3dd6ef7..a1a1202 100644
--- a/.gitignore
+++ b/.gitignore
@@ -162,6 +162,7 @@
/gitweb/gitweb.cgi
/gitweb/static/gitweb.min.*
/test-chmtime
+/test-column
/test-ctype
/test-date
/test-delta
diff --git a/Makefile b/Makefile
index 88e20de..a687e73 100644
--- a/Makefile
+++ b/Makefile
@@ -417,6 +417,7 @@ PROGRAM_OBJS += http-backend.o
PROGRAMS += $(patsubst %.o,git-%$X,$(PROGRAM_OBJS))
TEST_PROGRAMS_NEED_X += test-chmtime
+TEST_PROGRAMS_NEED_X += test-column
TEST_PROGRAMS_NEED_X += test-ctype
TEST_PROGRAMS_NEED_X += test-date
TEST_PROGRAMS_NEED_X += test-delta
diff --git a/t/t9002-column.sh b/t/t9002-column.sh
new file mode 100755
index 0000000..1d030b0
--- /dev/null
+++ b/t/t9002-column.sh
@@ -0,0 +1,108 @@
+#!/bin/sh
+
+test_description='git column'
+. ./test-lib.sh
+
+test_expect_success 'setup' '
+ cat >lista <<\EOF
+one
+two
+three
+four
+five
+six
+seven
+eight
+nine
+ten
+eleven
+EOF
+'
+
+test_expect_success '80 columns' '
+ cat >expected <<\EOF &&
+one two three four five six seven eight nine ten eleven
+EOF
+ COLUMNS=80 test-column < lista > actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'COLUMNS = 1' '
+ cat >expected <<\EOF &&
+one
+two
+three
+four
+five
+six
+seven
+eight
+nine
+ten
+eleven
+EOF
+ COLUMNS=1 test-column < lista > actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'width = 1' '
+ test-column --width=1 < lista > actual &&
+ test_cmp expected actual
+'
+
+COLUMNS=20
+export COLUMNS
+
+test_expect_success '20 columns' '
+ cat >expected <<\EOF &&
+one seven
+two eight
+three nine
+four ten
+five eleven
+six
+EOF
+ test-column < lista > actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '20 columns, densed' '
+ cat >expected <<\EOF &&
+one seven
+two eight
+three nine
+four ten
+five eleven
+six
+EOF
+ test-column --mode=column,dense < lista > actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '20 columns, padding 2' '
+ cat >expected <<\EOF &&
+one seven
+two eight
+three nine
+four ten
+five eleven
+six
+EOF
+ test-column --padding 2 < lista > actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '20 columns, left indented' '
+ cat >expected <<\EOF &&
+ one seven
+ two eight
+ three nine
+ four ten
+ five eleven
+ six
+EOF
+ test-column --left=2 < lista > actual &&
+ test_cmp expected actual
+'
+
+test_done
diff --git a/test-column.c b/test-column.c
new file mode 100644
index 0000000..b9a5d4b
--- /dev/null
+++ b/test-column.c
@@ -0,0 +1,57 @@
+#include "cache.h"
+#include "strbuf.h"
+#include "parse-options.h"
+#include "string-list.h"
+#include "column.h"
+
+static const char * const builtin_column_usage[] = {
+ "git column [--mode=<mode>] [--width=<width>] [--left-space=<N>] [--right-space=<N>]",
+ NULL
+};
+
+int main(int argc, const char **argv)
+{
+ struct string_list list = STRING_LIST_INIT_DUP;
+ const char *modestr = NULL;
+ int mode = 0;
+ struct strbuf sb = STRBUF_INIT;
+ int left_space = 0, right_space = 0, padding = 1;
+ int term_width = term_columns();
+ struct option options[] = {
+ OPT_INTEGER(0, "width", &term_width, "Maximum width"),
+ OPT_INTEGER(0, "left", &left_space, "Padding space on left border"),
+ OPT_INTEGER(0, "right", &right_space, "Padding space on right border"),
+ OPT_INTEGER(0, "padding", &padding, "Padding space between columns"),
+ OPT_STRING(0, "mode", &modestr, "mode", "Which layout mode to use"),
+ OPT_END()
+ };
+
+ argc = parse_options(argc, argv, "", options, builtin_column_usage, 0);
+
+ while (modestr && *modestr) {
+ int len = strcspn(modestr, ",");
+ if (len == 6 && !strncmp(modestr, "column", len))
+ mode |= COL_MODE_COLUMN;
+ else if (len == 5 && !strncmp(modestr, "dense", len))
+ mode |= COL_DENSE;
+ else if (len == 4 && !strncmp(modestr, "ansi", len))
+ mode |= COL_ANSI;
+ else
+ die("Unknown modestr %s", modestr);
+ modestr += len;
+ while (*modestr == ',')
+ modestr++;
+ }
+ if (!mode)
+ mode = COL_MODE_COLUMN;
+ if ((mode & COL_MODE) == 0)
+ die("Invalid mode '%s'", modestr);
+
+ while (!strbuf_getline(&sb, stdin, '\n'))
+ string_list_append(&list, sb.buf);
+
+ strbuf_setlen(&sb, left_space);
+ memset(sb.buf, ' ', left_space);
+ display_columns(&list, mode, term_width - right_space - left_space, padding, sb.buf);
+ return 0;
+}
--
1.7.2.2
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>