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Parses usage placeholders via back quotes. Resolves #333

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This commit is contained in:
Kevin Cantwell
2016-04-21 23:02:06 -04:00
parent 71f57d300d
commit 13b7eedc13
2 changed files with 56 additions and 24 deletions
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28
flag_test.go
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@@ -4,9 +4,9 @@ import (
"fmt"
"os"
"reflect"
"runtime"
"strings"
"testing"
"runtime"
)
var boolFlagTests = []struct {
@@ -31,19 +31,21 @@ func TestBoolFlagHelpOutput(t *testing.T) {
var stringFlagTests = []struct {
name string
usage string
value string
expected string
}{
{"help", "", "--help \t"},
{"h", "", "-h \t"},
{"h", "", "-h \t"},
{"test", "Something", "--test \"Something\"\t"},
{"help", "", "", "--help \t"},
{"h", "", "", "-h \t"},
{"h", "", "", "-h \t"},
{"test", "", "Something", "--test \"Something\"\t"},
{"config,c", "Load configuration from `FILE`", "", "--config FILE, -c FILE \tLoad configuration from FILE"},
}
func TestStringFlagHelpOutput(t *testing.T) {
for _, test := range stringFlagTests {
flag := StringFlag{Name: test.name, Value: test.value}
flag := StringFlag{Name: test.name, Usage: test.usage, Value: test.value}
output := flag.String()
if output != test.expected {
@@ -64,7 +66,7 @@ func TestStringFlagWithEnvVarHelpOutput(t *testing.T) {
expectedSuffix = " [%APP_FOO%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with" + expectedSuffix, output)
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}
@@ -120,7 +122,7 @@ func TestStringSliceFlagWithEnvVarHelpOutput(t *testing.T) {
expectedSuffix = " [%APP_QWWX%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%q does not end with" + expectedSuffix, output)
t.Errorf("%q does not end with"+expectedSuffix, output)
}
}
}
@@ -157,7 +159,7 @@ func TestIntFlagWithEnvVarHelpOutput(t *testing.T) {
expectedSuffix = " [%APP_BAR%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with" + expectedSuffix, output)
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}
@@ -194,7 +196,7 @@ func TestDurationFlagWithEnvVarHelpOutput(t *testing.T) {
expectedSuffix = " [%APP_BAR%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with" + expectedSuffix, output)
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}
@@ -238,7 +240,7 @@ func TestIntSliceFlagWithEnvVarHelpOutput(t *testing.T) {
expectedSuffix = " [%APP_SMURF%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%q does not end with" + expectedSuffix, output)
t.Errorf("%q does not end with"+expectedSuffix, output)
}
}
}
@@ -275,7 +277,7 @@ func TestFloat64FlagWithEnvVarHelpOutput(t *testing.T) {
expectedSuffix = " [%APP_BAZ%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with" + expectedSuffix, output)
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}
@@ -313,7 +315,7 @@ func TestGenericFlagWithEnvVarHelpOutput(t *testing.T) {
expectedSuffix = " [%APP_ZAP%]"
}
if !strings.HasSuffix(output, expectedSuffix) {
t.Errorf("%s does not end with" + expectedSuffix, output)
t.Errorf("%s does not end with"+expectedSuffix, output)
}
}
}